Data / Nonprofits / Colorado / Boulder
Nonprofits in Boulder, CO: 1,482 registered with the IRS
1,482 nonprofits are registered with the IRS in Boulder, CO, 1,352 of them 501(c)(3) charities; the 563 that report revenue took in $1.91 billion. The largest by revenue: Boulder Community Health ($488.7 million), University Corporation for Atmospheric Research ($288.7 million), Rocky Mountain Institute ($174.9 million). Most common causes: education (183), arts, culture and humanities (169), philanthropy, voluntarism and grantmaking foundations (124).
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The 500 largest by revenue
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Boulder Community Health | Health care | 501(c)(3) | 1939 | $488.7 million | $857 million | 2024-12 |
| University Corporation for Atmospheric Research | Science and technology | 501(c)(3) | 1962 | $288.7 million | $342.3 million | 2025-09 |
| Rocky Mountain Institute | 501(c)(3) | 1982 | $174.9 million | $150.1 million | 2025-06 | |
| Frasier Meadows Manor Inc | Human services | 501(c)(3) | 1964 | $63.3 million | $272.3 million | 2025-06 |
| Sundance Institute | Arts, culture and humanities | 501(c)(3) | 1981 | $46.4 million | $77.5 million | 2025-08 |
| Naropa University | 501(c)(3) | 1987 | $38.8 million | $31.2 million | 2025-06 | |
| Global Greengrants Fund Inc | Environment | 501(c)(3) | 2002 | $35 million | $54.1 million | 2025-06 |
| Via Mobility Services | Human services | 501(c)(3) | 1979 | $25.9 million | $34.8 million | 2025-12 |
| Native American Rights Fund | Civil rights, social action and advocacy | 501(c)(3) | 1971 | $24.7 million | $92.2 million | 2025-09 |
| Brewers Association Inc | 501(c)(6) | 1979 | $23.4 million | $36.7 million | 2024-12 | |
| Western Interstate Commission for Higher Education | 501(c)(3) | 1983 | $21.9 million | $27.5 million | 2025-06 | |
| Chef Ann Foundation | Education | 501(c)(3) | 2009 | $20.8 million | $9.3 million | 2025-12 |
| The Community Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1991 | $19.4 million | $95.9 million | 2024-12 |
| International Association of Certified Home Inspectors | Community improvement and capacity building | 501(c)(6) | 2004 | $15.6 million | $1.2 million | 2024-12 |
| Geological Society of America Inc | Science and technology | 501(c)(3) | 1932 | $14.6 million | $57.2 million | 2025-06 |
| Emergency Family Assistance Association Inc | Human services | 501(c)(3) | 1962 | $12.8 million | $19.3 million | 2025-06 |
| Frasier Living Inc | Health care | 501(c)(3) | 2025 | $12.6 million | $13 million | 2025-06 |
| Waldorf School Association of Boulder Inc | 501(c)(3) | 1982 | $12.4 million | $24.7 million | 2025-06 | |
| Western Resource Advocates | Crime and legal-related | 501(c)(3) | 1989 | $12.4 million | $16.1 million | 2025-12 |
| Colorado Chautauqua Association | 501(c)(3) | 1954 | $11.1 million | $18.9 million | 2025-12 | |
| Eco-Cycle Inc | Environment | 501(c)(3) | 1978 | $11 million | $8.7 million | 2025-06 |
| Fund for the New School | 501(c)(3) | 1990 | $10 million | $29.2 million | 2025-07 | |
| Outward Bound Inc | Environment | 501(c)(3) | 1964 | $9.8 million | $15.8 million | 2024-12 |
| Mackintosh Academy | Education | 501(c)(3) | 1979 | $9.3 million | $16.1 million | 2025-06 |
| Foundation for Human Enrichment Dba Somatic Experiencing Intl | 501(c)(3) | 1997 | $9.1 million | $3.5 million | 2024-12 | |
| Bridge House | Human services | 501(c)(3) | 1998 | $8.7 million | $19.2 million | 2024-12 |
| Greenlatinos | Environment | 501(c)(3) | 2009 | $8.7 million | $3.2 million | 2024-12 |
| The Humane Society of Boulder Valley Inc | Animal-related | 501(c)(3) | 1933 | $8.5 million | $20.1 million | 2025-12 |
| National Council for State Authorization Reciprocity Agreemen | Arts, culture and humanities | 501(c)(3) | 2015 | $8.4 million | $17.8 million | 2025-06 |
| State Higher Education Executive | 501(c)(3) | 1981 | $8.3 million | $9.3 million | 2025-09 | |
| Space Science Institute | Science and technology | 501(c)(3) | 1993 | $7.2 million | $1.7 million | 2025-12 |
| Environment for the Americas Inc | Animal-related | 501(c)(3) | 2008 | $7 million | $944,158 | 2024-12 |
| Starfall Education Foundation | Education | 501(c)(3) | 2014 | $6.9 million | $27.3 million | 2025-06 |
| International Mountain Bicycling Association | Recreation and sports | 501(c)(3) | 2016 | $6.8 million | $4.3 million | 2025-12 |
| Thistle Community Housing | Housing and shelter | 501(c)(3) | 1987 | $6.7 million | $47.3 million | 2025-09 |
| Protect Our Winters | Environment | 501(c)(3) | 2007 | $6.7 million | $7.3 million | 2024-12 |
| Boulder Community Health Foundation | Health care | 501(c)(3) | 1978 | $6.2 million | $68.6 million | 2024-12 |
| Horizons K8 | Education | 501(c)(3) | 2015 | $6.2 million | $4.1 million | 2025-06 |
| Summit Middle Charter School Inc | Education | 501(c)(3) | 2001 | $6.2 million | $2.2 million | 2025-06 |
| River Network | Environment | 501(c)(3) | 1992 | $6.1 million | $3.5 million | 2025-09 |
| Watson | Youth development | 501(c)(3) | 2013 | $6.1 million | $3.8 million | 2025-06 |
| The International Wilderness Leadership Foundation Inc | 501(c)(3) | 1974 | $5.9 million | $5.6 million | 2024-12 | |
| Peopleforbikes Coalition LTD | Community improvement and capacity building | 501(c)(6) | 1999 | $5.7 million | $3.4 million | 2024-12 |
| National Center for Women and Information Technology | Youth development | 501(c)(3) | 2004 | $5.6 million | $12.8 million | 2025-06 |
| Resource Central | Environment | 501(c)(3) | 1980 | $5.5 million | $5.8 million | 2025-12 |
| Attention Inc | Human services | 501(c)(3) | 1967 | $5.1 million | $3 million | 2025-09 |
| Boulder Valley Womens Health Center Inc | 501(c)(3) | 1974 | $5.1 million | $4.2 million | 2024-12 | |
| Horizons International | Human services | 501(c)(3) | 1991 | $5 million | $4.3 million | 2025-12 |
| Habitat for Humanity International Inc | Housing and shelter | 501(c)(3) | 1987 | $4.9 million | $4.8 million | 2025-06 |
| Watershed School Inc | Education | 501(c)(3) | 2002 | $4.9 million | $17 million | 2025-06 |
| Groundworks Art Lab Inc | Arts, culture and humanities | 501(c)(3) | 2010 | $4.8 million | $12.8 million | 2025-12 |
| Boulder Pride | Civil rights, social action and advocacy | 501(c)(3) | 1999 | $4.8 million | $6.7 million | 2025-12 |
| Apeiron Research Center | Medical research | 501(c)(3) | 2024 | $4.8 million | $4.6 million | 2025-12 |
| Jarrow School Inc | Education | 501(c)(3) | 1964 | $4.7 million | $8.5 million | 2025-07 |
| Greenhouse Scholars | Education | 501(c)(3) | 2005 | $4.5 million | $4.1 million | 2024-12 |
| Friends School Inc | Education | 501(c)(3) | 1991 | $4.4 million | $7.2 million | 2025-06 |
| Center for People With Disabilities | Human services | 501(c)(3) | 1977 | $4.3 million | $4.5 million | 2025-09 |
| Colorado Pet Pantry | Animal-related | 501(c)(3) | 2012 | $4.2 million | $1.8 million | 2025-12 |
| Movement Advancement Project Inc | Civil rights, social action and advocacy | 501(c)(3) | 2015 | $4.2 million | $6.7 million | 2024-12 |
| Brave New Software Project Inc | Civil rights, social action and advocacy | 501(c)(3) | 2014 | $4 million | $1.6 million | 2025-12 |
| Boulder Food Rescue | Food, agriculture and nutrition | 501(c)(3) | 2014 | $3.8 million | $1.1 million | 2024-12 |
| Bixby & Associates | 501(c)(3) | 1981 | $3.8 million | $3.1 million | 2025-06 | |
| American Mountain Guides Association | 501(c)(3) | 1993 | $3.8 million | $2.7 million | 2024-12 | |
| Shelby American Collection | Arts, culture and humanities | 501(c)(3) | 1997 | $3.8 million | $5.7 million | 2025-12 |
| Safehouse Progressive Alliance for Nonviolence Inc | Human services | 501(c)(3) | 1981 | $3.8 million | $6.4 million | 2024-12 |
| Harvest of Hope Pantry | Food, agriculture and nutrition | 501(c)(3) | 2011 | $3.5 million | $3.6 million | 2025-12 |
| Mediators Foundation Inc | International, foreign affairs and national security | 501(c)(3) | 1988 | $3.5 million | $977,450 | 2024-12 |
| Colorado Music Festival | Arts, culture and humanities | 501(c)(3) | 1976 | $3.5 million | $2.8 million | 2025-12 |
| The Access Fund | 501(c)(3) | 1996 | $3.5 million | $4.9 million | 2025-06 | |
| I Have A Dream Foundation of Boulder County | Education | 501(c)(3) | 1992 | $3.4 million | $15.4 million | 2024-12 |
| Dairy Center for the Arts | Arts, culture and humanities | 501(c)(3) | 1992 | $3.4 million | $12.1 million | 2025-06 |
| Public Media Company | Arts, culture and humanities | 501(c)(3) | 2001 | $3.4 million | $1.9 million | 2024-12 |
| Geological Society of America Foundation | Science and technology | 501(c)(3) | 1981 | $3.4 million | $39.6 million | 2025-06 |
| Parlando Incorporated | Arts, culture and humanities | 501(c)(3) | 2003 | $3.1 million | $1.1 million | 2025-07 |
| Southwest Energy Efficiency Project LLC | Environment | 501(c)(3) | 2003 | $3.1 million | $3.2 million | 2025-12 |
| Boulder Chamber of Commerce | 501(c)(6) | 1942 | $3.1 million | $2.6 million | 2024-12 | |
| E Town | 501(c)(3) | 1993 | $3 million | $6.7 million | 2024-12 | |
| Windhorse Community Therapeutic Services Inc | Mental health and crisis intervention | 501(c)(3) | 2024 | $2.9 million | $989,542 | 2025-12 |
| 84000 | Religion-related | 501(c)(3) | 2013 | $2.8 million | $14.2 million | 2024-12 |
| The Acorn School for Early Childhood Development | Human services | 501(c)(3) | 1995 | $2.7 million | $4.1 million | 2025-08 |
| Leave No Trace Center for Outdoor Ethics | Environment | 501(c)(3) | 1995 | $2.7 million | $2.2 million | 2025-12 |
| Outdoor Industry Association | 501(c)(6) | 1991 | $2.6 million | $3 million | 2025-12 | |
| Savory Institute Org Inc | Environment | 501(c)(3) | 2013 | $2.6 million | $7.1 million | 2024-12 |
| Boulder Convention and Visitors Bureau | Community improvement and capacity building | 501(c)(6) | 2017 | $2.6 million | $421,617 | 2024-12 |
| There With Care | Human services | 501(c)(3) | 2005 | $2.6 million | $2.1 million | 2025-12 |
| Peopleforbikes Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2006 | $2.6 million | $2.7 million | 2024-12 |
| Mad Agriculture | Food, agriculture and nutrition | 501(c)(3) | 2019 | $2.5 million | $1.8 million | 2024-12 |
| Growing Gardens | Environment | 501(c)(3) | 1999 | $2.5 million | $2.8 million | 2025-12 |
| Tara Institute of the Performing Arts Incorporated | Arts, culture and humanities | 501(c)(3) | 1995 | $2.5 million | $2.1 million | 2024-07 |
| Cu Boulder Enterprise Corporation | Education | 501(c)(3) | 2020 | $2.4 million | $82.7 million | 2024-12 |
| Dystrophic Epidermolysis Bullosa Research Association of America Inc | 501(c)(3) | 1982 | $2.4 million | $1.3 million | 2025-12 | |
| National Council On Education for the Ceramic Arts | Arts, culture and humanities | 501(c)(3) | 1979 | $2.4 million | $4.4 million | 2025-06 |
| World Forest Id Association | 501(c)(3) | 2022 | $2.4 million | $2.8 million | 2024-12 | |
| Meals On Wheels of Boulder Inc | Food, agriculture and nutrition | 501(c)(3) | 1969 | $2.3 million | $7 million | 2025-12 |
| Boulder Museum of Contemporary Art | Arts, culture and humanities | 501(c)(3) | 1977 | $2.3 million | $2.9 million | 2025-12 |
| National Center for Higher Education Management Systems | Education | 501(c)(3) | 1977 | $2.2 million | $3.3 million | 2025-09 |
| Mountain Shadows Montessori School | Education | 501(c)(3) | 1977 | $2.2 million | $1.7 million | 2025-06 |
| YWCA Boulder County | 501(c)(3) | 1961 | $2.1 million | $2.3 million | 2025-08 | |
| Sigma Nu Fraternity | 501(c)(7) | 1967 | $2.1 million | $8.5 million | 2025-06 | |
| Shepherd Valley School & Garden Inc | Education | 501(c)(3) | 1994 | $2.1 million | $2.6 million | 2025-06 |
| Boulder County Aids Project | Diseases, disorders and medical disciplines | 501(c)(3) | 1988 | $2.1 million | $1.7 million | 2024-12 |
| Intercambio de Comunidades | Human services | 501(c)(3) | 2003 | $2 million | $3.9 million | 2025-06 |
| Rocky Mountain Vipassana Association Inc | 501(c)(3) | 1990 | $2 million | $5.1 million | 2025-12 | |
| Gateway Apprenticeship Program | Education | 501(c)(3) | 1997 | $2 million | $4.1 million | 2025-06 |
| Boulder Shelter for the Homeless Inc | Housing and shelter | 501(c)(3) | 1988 | $1.9 million | $14.8 million | 2024-12 |
| Ready To Work Aurora | Human services | 501(c)(3) | 2018 | $1.9 million | $4.4 million | 2024-12 |
| Meadows Club | Recreation and sports | 501(c)(7) | 2010 | $1.9 million | $4.8 million | 2024-12 |
| United States Womens National Soccer Team Players Association | Employment | 501(c)(5) | 2003 | $1.8 million | $4.5 million | 2024-12 |
| Pet Sustainability Coalition | Animal-related | 501(c)(3) | 2020 | $1.8 million | $351,930 | 2025-12 |
| The Freebsd Foundation | Science and technology | 501(c)(3) | 2000 | $1.7 million | $4.1 million | 2024-12 |
| CDR Associates | 501(c)(3) | 1979 | $1.7 million | $1.1 million | 2024-12 | |
| Child and Family Advocacy Program | Crime and legal-related | 501(c)(3) | 1995 | $1.7 million | $2.4 million | 2025-03 |
| Greenwood Wildlife Rehabilitation Center | Animal-related | 501(c)(3) | 1993 | $1.7 million | $2.7 million | 2024-12 |
| Boulder Montessori School | Education | 501(c)(3) | 1973 | $1.6 million | $882,743 | 2025-08 |
| Commerce Childrens Center Assoc | Human services | 501(c)(3) | 1991 | $1.6 million | $1 million | 2025-09 |
| Boulder Community Broadcast Association Incorporated | Arts, culture and humanities | 501(c)(3) | 1975 | $1.6 million | $5.3 million | 2024-09 |
| The Outdoor Foundation | Education | 501(c)(3) | 2000 | $1.6 million | $2.3 million | 2025-12 |
| The Boulder Ballet | Arts, culture and humanities | 501(c)(3) | 2005 | $1.6 million | $659,414 | 2025-07 |
| Gamma Phi Beta Sorority Inc | 501(c)(7) | 1940 | $1.6 million | $97,961 | 2025-07 | |
| American Association of Teachers of Japanese Inc | Arts, culture and humanities | 501(c)(3) | 1998 | $1.5 million | $867,612 | 2025-12 |
| Temple Grandin School | Education | 501(c)(3) | 1995 | $1.5 million | $1 million | 2025-06 |
| Chi Omega House Association Zeta | 501(c)(7) | 1976 | $1.5 million | $4.7 million | 2025-06 | |
| Voices for Children Inc | Civil rights, social action and advocacy | 501(c)(3) | 1985 | $1.5 million | $2.5 million | 2025-06 |
| Lake Eldora Racing Team Association | 501(c)(3) | 1975 | $1.4 million | $431,019 | 2025-07 | |
| Colorado High School Cycling League | Youth development | 501(c)(3) | 2013 | $1.4 million | $868,603 | 2024-12 |
| Boulder Day Nursery | Human services | 501(c)(3) | 1962 | $1.4 million | $1.1 million | 2024-12 |
| Boulder Ensemble Theatre Company | Arts, culture and humanities | 501(c)(3) | 2009 | $1.4 million | $538,190 | 2025-06 |
| Boulder Philharmonic Orchestra | Arts, culture and humanities | 501(c)(3) | 1962 | $1.3 million | $558,565 | 2025-06 |
| Institute for Social and Environmental Transition-Intl | Environment | 501(c)(3) | 1997 | $1.3 million | $1.6 million | 2025-06 |
| Humanitys Team | Human services | 501(c)(3) | 2004 | $1.3 million | $490,224 | 2025-12 |
| Energize Colorado Inc | Community improvement and capacity building | 501(c)(3) | 2020 | $1.3 million | $15.4 million | 2024-12 |
| Access Opportunity | Human services | 501(c)(3) | 2014 | $1.3 million | $3.1 million | 2025-06 |
| Golden West Communities Inc | Human services | 501(c)(3) | 1999 | $1.2 million | $53.6 million | 2024-12 |
| Beta Mu Building and Alumnae Association | 501(c)(7) | 1948 | $1.2 million | $7.3 million | 2025-06 | |
| Global Brain Foundation | Education | 501(c)(3) | 2017 | $1.2 million | $255,735 | 2024-12 |
| Mother House Inc | 501(c)(3) | 1983 | $1.2 million | $3.1 million | 2024-12 | |
| Boulder Carshare | Environment | 501(c)(3) | 2006 | $1.2 million | $846,607 | 2025-12 |
| Gamma Phi Beta Sorority Inc | 501(c)(7) | 1940 | $1.2 million | $1.5 million | 2025-07 | |
| Rocky Mountain Rescue Group Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 1959 | $1.2 million | $1.8 million | 2025-12 |
| 350 Colorado | Environment | 501(c)(3) | 2014 | $1.1 million | $760,173 | 2025-12 |
| Street Business School | Education | 501(c)(3) | 2019 | $1.1 million | $442,382 | 2025-06 |
| Roots Music Project Foundation | Arts, culture and humanities | 501(c)(3) | 2021 | $1.1 million | $170,077 | 2024-12 |
| El Centro Amistad | Human services | 501(c)(3) | 2003 | $1.1 million | $186,419 | 2025-12 |
| Bear Roots | Arts, culture and humanities | 501(c)(3) | 2025 | $1.1 million | $419,968 | 2025-12 |
| National American Indian Court Judges Association | Crime and legal-related | 501(c)(3) | 2014 | $1.1 million | $523,497 | 2025-12 |
| Upstream Education Inc | Education | 501(c)(3) | 2017 | $1.1 million | $1.6 million | 2025-12 |
| Community Cycles | Community improvement and capacity building | 501(c)(3) | 2007 | $1.1 million | $4.5 million | 2024-12 |
| Saint Thomas Aquinas Housing | 501(c)(3) | 1983 | $1 million | $1.5 million | 2025-04 | |
| Bridge To Justice | Crime and legal-related | 501(c)(3) | 2014 | $1 million | $130,400 | 2024-12 |
| Levitt Lab Inc | Education | 501(c)(3) | 2024 | $1 million | $1 million | 2024-12 |
| Boulder Parks and Recreation Foundation Inc | 501(c)(3) | 1976 | $1 million | $717,069 | 2025-12 | |
| Convergent Impact Inc | Public and societal benefit | 501(c)(3) | 2022 | $1 million | $1.9 million | 2024-12 |
| Boulder Public Library Foundation Inc | Education | 501(c)(3) | 2025 | $983,758 | $6.1 million | 2025-12 |
| Family Learning Center Inc | 501(c)(3) | 1982 | $980,379 | $1.3 million | 2024-12 | |
| Boulder Watershed Collective | Environment | 501(c)(3) | 2021 | $975,650 | $1.6 million | 2024-12 |
| Elevations Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2011 | $951,514 | $3.2 million | 2025-12 |
| Space for Humanity | Science and technology | 501(c)(3) | 2018 | $929,414 | $926,391 | 2025-12 |
| Hillel the Foundation for Jewish Campus Life | 501(c)(3) | 1993 | $909,300 | $169,240 | 2025-06 | |
| The White Line Corporation | Public safety, disaster preparedness and relief | 501(c)(3) | 2024 | $903,320 | $347,460 | 2025-12 |
| Colorado Film Society | Arts, culture and humanities | 501(c)(3) | 2005 | $897,062 | $469,230 | 2025-05 |
| Boulder Historical Society Inc | Arts, culture and humanities | 501(c)(3) | 1953 | $893,031 | $15.6 million | 2025-12 |
| Certified Commercial Property Inspectors Association | Community improvement and capacity building | 501(c)(6) | 2018 | $881,472 | $209,890 | 2025-12 |
| Hands & Voices Inc | Education | 501(c)(3) | 2006 | $879,276 | $179,314 | 2025-05 |
| Rocky Ridge Music Center Foundation | 501(c)(3) | 1961 | $878,252 | $950,901 | 2025-09 | |
| Ignite Adaptive Sports | Human services | 501(c)(3) | 2010 | $876,936 | $2.2 million | 2025-06 |
| Commuting Solutions | Public safety, disaster preparedness and relief | 501(c)(3) | 2002 | $868,834 | $72,498 | 2025-12 |
| Boulder Valley Cycling Alliance | Recreation and sports | 501(c)(3) | 2007 | $842,712 | $517,070 | 2025-12 |
| New Local Co | Arts, culture and humanities | 501(c)(3) | 2020 | $827,457 | $143,317 | 2025-12 |
| Snow Lion Preschool | Education | 501(c)(3) | 2022 | $818,163 | $585,624 | 2024-12 |
| Enneagram Studies in the Narrative Tradition | Education | 501(c)(3) | 2011 | $806,614 | $448,470 | 2024-12 |
| Focus Reentry | Crime and legal-related | 501(c)(3) | 2018 | $787,247 | $121,909 | 2024-12 |
| Buffs 4 Life | Education | 501(c)(3) | 2007 | $776,403 | $412,757 | 2025-03 |
| Open Source Hardware Association | Human services | 501(c)(3) | 2014 | $770,135 | $212,417 | 2025-12 |
| Boulder Dance Coalition | Arts, culture and humanities | 501(c)(3) | 1990 | $760,957 | $5.3 million | 2024-12 |
| Motus Theater | Arts, culture and humanities | 501(c)(3) | 2012 | $749,687 | $899,084 | 2024-12 |
| Hakomi Institute | 501(c)(3) | 1983 | $748,833 | $593,292 | 2025-12 | |
| American Solar Energy Society Inc | Environment | 501(c)(3) | 1980 | $743,911 | $362,744 | 2025-12 |
| Junkyard Social Club | Arts, culture and humanities | 501(c)(3) | 2016 | $729,446 | $337,839 | 2025-12 |
| Womens Wilderness Institute | Human services | 501(c)(3) | 1998 | $720,156 | $477,711 | 2024-12 |
| Mapleton Home Association | Housing and shelter | 501(c)(3) | 1997 | $706,097 | $813,943 | 2025-09 |
| Side3 Inc | International, foreign affairs and national security | 501(c)(3) | 2024 | $702,319 | $1.2 million | 2024-12 |
| Suzuki Association of the Americas | Arts, culture and humanities | 501(c)(3) | 1978 | $697,025 | $1.8 million | 2025-07 |
| Masa Seed Foundation | Education | 501(c)(3) | 2019 | $689,121 | $147,356 | 2025-12 |
| Coogan Sisters | Education | 501(c)(3) | 1980 | $680,452 | $629,628 | 2025-06 |
| Art Parts Creative Reuse Center | Environment | 501(c)(3) | 2014 | $650,375 | $203,380 | 2025-12 |
| Association for Experiential Education | 501(c)(3) | 1977 | $641,924 | $346,122 | 2024-12 | |
| Colorado Hunter & Jumper Association | 501(c)(4) | 1967 | $636,494 | $336,022 | 2025-12 | |
| Common Foundation | Environment | 501(c)(3) | 2011 | $631,629 | $82,261 | 2024-12 |
| Warmshowers Org | Recreation and sports | 501(c)(3) | 2014 | $630,699 | $571,087 | 2025-12 |
| Ypo Boulder | Community improvement and capacity building | 501(c)(6) | 2020 | $626,691 | $454,029 | 2025-06 |
| Frequent Flyers Productions Inc | Arts, culture and humanities | 501(c)(3) | 1990 | $625,947 | $152,494 | 2025-12 |
| Rocky Mountain Community Radio | Arts, culture and humanities | 501(c)(3) | 2002 | $620,728 | $475,884 | 2025-09 |
| Council for the New Energy Economics | Environment | 501(c)(3) | 2020 | $617,500 | $429,561 | 2024-12 |
| Public Media Venture Group | Arts, culture and humanities | 501(c)(3) | 2011 | $604,382 | $2.1 million | 2024-12 |
| Highland Institute | International, foreign affairs and national security | 501(c)(3) | 2026 | $600,025 | $600,025 | 2025-12 |
| Ocean First Institute | Education | 501(c)(3) | 2015 | $598,614 | $597,725 | 2025-06 |
| Boulder County RSVP Board Inc | 501(c)(3) | 1981 | $581,047 | $333,031 | 2024-12 | |
| Boulder Crisis Pregnancy Center | Health care | 501(c)(3) | 1989 | $580,588 | $784,422 | 2024-12 |
| Sunflower Seeds Ukraine | International, foreign affairs and national security | 501(c)(3) | 2024 | $577,505 | $262,480 | 2025-10 |
| Star-Standards for Technology in Automotive Retail | Community improvement and capacity building | 501(c)(6) | 2001 | $561,926 | $723,905 | 2025-12 |
| Golden Bridge | Education | 501(c)(3) | 2006 | $546,056 | $59,377 | 2025-04 |
| Theta Beta Delta Delta Delta Building Association Inc | 501(c)(2) | 1936 | $541,996 | $2.1 million | 2025-06 | |
| Forward Steps Foundation | Human services | 501(c)(3) | 2015 | $538,577 | $301,022 | 2024-12 |
| Local Theater Company | Arts, culture and humanities | 501(c)(3) | 2011 | $531,785 | $76,664 | 2025-05 |
| Local Reporting Lab Initiative Inc | Arts, culture and humanities | 501(c)(3) | 2022 | $518,430 | $1.1 million | 2025-12 |
| International Midwife Assistance Inc | Health care | 501(c)(3) | 2005 | $511,040 | $149,079 | 2025-12 |
| Boulder County Arts Alliance Inc | Arts, culture and humanities | 501(c)(3) | 1966 | $510,086 | $1.4 million | 2024-12 |
| Boulder Housing Partners Foundation | Human services | 501(c)(3) | 2001 | $502,676 | $595,559 | 2025-12 |
| Chi Omega Fraternity | 501(c)(7) | 1940 | $499,309 | $32,438 | 2025-06 | |
| Master Inspector Certificationboard Inc | 501(c)(6) | 2006 | $493,959 | $817,228 | 2024-12 | |
| Downtown Boulder Community Initiatives | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2017 | $486,318 | $238,552 | 2025-12 |
| Targeted Meteorological Systems Inc | Science and technology | 501(c)(3) | 2021 | $484,013 | $932,938 | 2024-12 |
| Kiva Center | Environment | 501(c)(3) | 2017 | $482,275 | $221,549 | 2025-12 |
| Off the Ropes | Recreation and sports | 501(c)(3) | 2018 | $477,268 | $711,817 | 2025-12 |
| Pro-Animal Future | Animal-related | 501(c)(4) | 2024 | $468,366 | $211,550 | 2024-12 |
| Boulder Symphony Inc | Arts, culture and humanities | 501(c)(3) | 1998 | $462,272 | $163,906 | 2024-06 |
| Wonderhaven | 501(c)(3) | 2016 | $461,115 | $5 million | 2024-12 | |
| Boulder Police Foundation | Public safety, disaster preparedness and relief | 501(c)(3) | 2022 | $450,407 | $443,738 | 2024-12 |
| Ars Nova Chamber Singers Inc | 501(c)(3) | 1987 | $447,869 | $4.1 million | 2025-06 | |
| Boulder Chamber Foundation | Community improvement and capacity building | 501(c)(3) | 2019 | $446,137 | $375,579 | 2024-12 |
| Justin Parker Neurological Institute | Medical research | 501(c)(3) | 2009 | $444,788 | $1.3 million | 2024-12 |
| Trust Users Group Inc | Community improvement and capacity building | 501(c)(6) | 2020 | $443,871 | $498,732 | 2024-12 |
| The Adventure Rabbi Trips | Religion-related | 501(c)(3) | 2004 | $437,939 | $155,667 | 2025-12 |
| Chipsi Alpha Psi Delta Corp | 501(c)(2) | 1951 | $436,640 | $821,906 | 2024-12 | |
| Satyana Institute | 501(c)(3) | 1998 | $435,960 | $153,893 | 2024-12 | |
| Climate Justice Hive | Environment | 501(c)(3) | 2024 | $433,081 | $175,661 | 2025-12 |
| Met Ed Co | Human services | 501(c)(3) | 2015 | $432,401 | $420,234 | 2024-12 |
| Boulder Climbing Community | Environment | 501(c)(3) | 2012 | $421,952 | $124,256 | 2024-12 |
| Casa Werma Foundation | Arts, culture and humanities | 501(c)(3) | 2024 | $420,106 | $555,069 | 2024-12 |
| Phi Kappa Psi Colorado Alpha | 501(c)(7) | 1941 | $411,396 | $6,346 | 2025-05 | |
| Pi Kappa Alpha Fraternity | 501(c)(7) | 1941 | $406,256 | $24,344 | 2025-12 | |
| Boulder County Soccer Club | Recreation and sports | 501(c)(3) | 2016 | $405,823 | $458,770 | 2024-12 |
| Immigrant Legal Center of Boulder County | Civil rights, social action and advocacy | 501(c)(3) | 2006 | $405,771 | $505,070 | 2025-06 |
| Indian Peaks Working Group | 501(c)(3) | 1985 | $399,020 | $487,157 | 2025-12 | |
| Social Venture Partners Boulder County Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $397,218 | $304,907 | 2025-09 |
| Boulder Poseidons Swim Team | Recreation and sports | 501(c)(3) | 1999 | $395,592 | $80,382 | 2025-12 |
| Compass Resonance | Arts, culture and humanities | 501(c)(3) | 1982 | $382,708 | $468,047 | 2025-06 |
| Naturally Boulder Inc | Community improvement and capacity building | 501(c)(6) | 2007 | $382,168 | $76,780 | 2024-12 |
| Third Law Dance-Theater Inc | Arts, culture and humanities | 501(c)(3) | 2001 | $382,025 | $216,667 | 2024-12 |
| Phi Gamma Delta Fraternity | 501(c)(7) | 1940 | $380,877 | $4,511 | 2025-06 | |
| Love for Lily | Human services | 501(c)(3) | 2013 | $379,306 | $159,018 | 2024-12 |
| Project Animalaid | Animal-related | 501(c)(3) | 2009 | $379,185 | $640,591 | 2024-12 |
| Americas for the Arts | Arts, culture and humanities | 501(c)(3) | 2013 | $375,070 | $194,490 | 2025-12 |
| Information Equity Initiative Inc | Education | 501(c)(3) | 2022 | $372,476 | $692,691 | 2025-12 |
| Sycamore Foundation | Environment | 501(c)(3) | 2019 | $372,101 | $364,337 | 2024-12 |
| Boulder Cancer Fighters | Diseases, disorders and medical disciplines | 501(c)(3) | 2014 | $370,981 | $111,389 | 2024-12 |
| Homeahead | Housing and shelter | 501(c)(3) | 2023 | $364,878 | $186,560 | 2025-12 |
| Windhorse Guild Inc | Mental health and crisis intervention | 501(c)(3) | 2001 | $363,946 | $273,353 | 2024-12 |
| Supporters of Summit Inc | Education | 501(c)(3) | 2000 | $354,165 | $37,353 | 2025-06 |
| Maji Safi Group | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $348,997 | $196,602 | 2025-12 |
| Chi Upsilon Corp | Education | 501(c)(7) | 2019 | $346,491 | $17,177 | 2023-12 |
| Paradox Sports | Human services | 501(c)(3) | 2008 | $336,821 | $278,870 | 2024-12 |
| American Safe Climbing Association | Recreation and sports | 501(c)(3) | 1999 | $334,030 | $186,689 | 2025-12 |
| Earth Guardians Inc | Environment | 501(c)(3) | 1999 | $332,375 | $166,740 | 2024-12 |
| Rocky Mountain Ryla | Youth development | 501(c)(3) | 2003 | $331,391 | $197,116 | 2024-12 |
| Boulder Rifle Club Inc | 501(c)(4) | 1989 | $330,115 | $2 million | 2024-11 | |
| Rainbow Socks Inc | Arts, culture and humanities | 501(c)(3) | 2022 | $329,562 | $58,573 | 2025-12 |
| Turning the Wheel Productions Inc | Arts, culture and humanities | 501(c)(3) | 1995 | $329,126 | $161,701 | 2025-12 |
| Rocky Mountain Dressage Society Incorporated | Recreation and sports | 501(c)(3) | 1996 | $327,682 | $106,216 | 2024-12 |
| Moon & Stars Foundation | Arts, culture and humanities | 501(c)(3) | 2018 | $326,461 | $95,373 | 2025-06 |
| Historic Boulder Inc | Arts, culture and humanities | 501(c)(3) | 1972 | $325,467 | $1.2 million | 2024-12 |
| Open Studios Inc | Arts, culture and humanities | 501(c)(3) | 1996 | $320,890 | $8,917 | 2024-12 |
| Girls With Books | Education | 501(c)(3) | 2006 | $320,209 | $356,309 | 2025-12 |
| Rise Up | Arts, culture and humanities | 501(c)(3) | 2016 | $319,498 | $178,533 | 2024-12 |
| Colorado Events | 501(c)(4) | 2018 | $313,177 | $563,412 | 2024-12 | |
| Harvest of All First Nations | Environment | 501(c)(3) | 2022 | $311,307 | $54,872 | 2024-12 |
| Vuhaus Corp | Arts, culture and humanities | 501(c)(3) | 2015 | $308,772 | $95,710 | 2024-12 |
| Menorah Arts Culture & Education at the Boulder JCC | Religion-related | 501(c)(3) | 2021 | $307,972 | $334,868 | 2024-12 |
| Theta Xi Fraternity | 501(c)(7) | 1940 | $304,598 | $35,088 | 2025-04 | |
| The@spark | Arts, culture and humanities | 501(c)(3) | 2019 | $302,724 | $39,005 | 2025-07 |
| Phi Delta Theta Fraternity | Education | 501(c)(7) | 2023 | $302,631 | $36,356 | 2025-06 |
| Glider | Community improvement and capacity building | 501(c)(3) | 2018 | $298,782 | $167,522 | 2025-12 |
| Give Back Yoga Foundation | Education | 501(c)(3) | 2007 | $298,347 | $516,145 | 2024-12 |
| Trinity Commons Housing Corporation | 501(c)(3) | 1988 | $298,192 | $5.2 million | 2025-12 | |
| American Jump Rope Federation | Human services | 501(c)(3) | 2017 | $297,385 | $213,984 | 2025-08 |
| Boulder Mountainbike Alliance | Recreation and sports | 501(c)(3) | 2014 | $291,984 | $96,387 | 2025-12 |
| Benevolent & Protective Order of Elks of the USA | 501(c)(8) | 1951 | $291,593 | $172,548 | 2026-03 | |
| Land Use Resource Center | Environment | 501(c)(3) | 1993 | $291,332 | $1.6 million | 2024-12 |
| Colorado Mahlerfest | Arts, culture and humanities | 501(c)(3) | 1990 | $286,697 | $155,690 | 2025-08 |
| Boulder County Bar Association | 501(c)(6) | 1982 | $284,680 | $261,216 | 2024-12 | |
| Bipartisan Climate Action | Civil rights, social action and advocacy | 501(c)(4) | 2024 | $283,645 | $427,602 | 2024-12 |
| Boulder Chorale | Arts, culture and humanities | 501(c)(3) | 1998 | $279,514 | $226,172 | 2025-06 |
| Boulder Emergency Squad Boulder Colorado | Public safety, disaster preparedness and relief | 501(c)(3) | 1998 | $278,190 | $2.4 million | 2024-12 |
| Helping Hands Health Education Inc | International, foreign affairs and national security | 501(c)(3) | 1994 | $274,067 | $188,228 | 2025-09 |
| Iempathize | Crime and legal-related | 501(c)(3) | 2009 | $272,036 | $63,449 | 2024-12 |
| Street Wise Arts | Arts, culture and humanities | 501(c)(3) | 2020 | $267,452 | $65,778 | 2025-12 |
| New Horizons School | 501(c)(3) | 1972 | $265,513 | $126,183 | 2025-08 | |
| Ziji Early Elementary School LLC | Education | 501(c)(3) | 2012 | $262,257 | $46,723 | 2025-12 |
| Learning for Living Institute | Education | 501(c)(3) | 1999 | $258,668 | $646,961 | 2025-05 |
| Anderson Ditch Company | Mutual and membership benefit | 501(c)(12) | 2001 | $258,011 | $721,159 | 2025-12 |
| Rocky Mountain Association for College Admission Counseling Inc | Education | 501(c)(3) | 2024 | $255,312 | $698,846 | 2025-06 |
| Ascend Micro School | Education | 501(c)(3) | 2019 | $254,290 | $122,494 | 2025-12 |
| Norman C@tanner and Barbara L Tanner Second Charitable Support | Human services | 501(c)(3) | 2016 | $253,554 | $2.3 million | 2025-12 |
| North American Society for the Psychology of Sport and Physical A | 501(c)(3) | 1985 | $250,104 | $286,687 | 2025-08 | |
| Vertile Foundation Inc | International, foreign affairs and national security | 501(c)(3) | 2014 | $249,881 | $715,289 | 2024-12 |
| Greater Boulder Youth Orchestras | 501(c)(3) | 1985 | $249,200 | $275,304 | 2025-05 | |
| Childrens House Preschool Inc | Education | 501(c)(3) | 2001 | $245,629 | $363,224 | 2025-07 |
| National Network for District Authorizing | Human services | 501(c)(3) | 2022 | $242,318 | $1,460 | 2024-12 |
| Boulder Area Rental Housingassociation | Community improvement and capacity building | 501(c)(6) | 2007 | $240,904 | $435,392 | 2026-06 |
| Living Earth Agriculture Foundation | Food, agriculture and nutrition | 501(c)(3) | 2018 | $240,569 | $67,945 | 2025-12 |
| Nehemiah Gateway USA Inc | International, foreign affairs and national security | 501(c)(3) | 2002 | $239,792 | $28,218 | 2025-12 |
| Innovative Users Group | Public and societal benefit | 501(c)(4) | 1997 | $238,046 | $327,338 | 2024-12 |
| Memoru | Mental health and crisis intervention | 501(c)(3) | 2025 | $235,442 | $166,174 | 2025-12 |
| Boulder School for German Language and Culture | Arts, culture and humanities | 501(c)(3) | 2016 | $233,203 | $178,123 | 2025-12 |
| Institute for Cultural Evolution | Social science | 501(c)(3) | 2014 | $232,864 | $27,857 | 2024-12 |
| Kappa Alpha Order | 501(c)(7) | 1940 | $231,703 | $17,670 | 2025-06 | |
| Boulder Nablus Sister City Project Inc | International, foreign affairs and national security | 501(c)(3) | 2012 | $230,354 | $126,442 | 2024-12 |
| Isla Animals | Animal-related | 501(c)(3) | 2010 | $230,078 | $312,216 | 2024-12 |
| Bam Swim Team | Recreation and sports | 501(c)(3) | 2000 | $228,314 | $180,942 | 2024-12 |
| JLF Colorado | Arts, culture and humanities | 501(c)(3) | 2015 | $227,467 | $91,381 | 2024-12 |
| African Conservation Centre Us | Education | 501(c)(3) | 2014 | $224,497 | $145,491 | 2025-12 |
| Kenya Hope and Help Inc | Education | 501(c)(3) | 2020 | $223,200 | $166,392 | 2024-12 |
| Aatseel | Education | 501(c)(3) | 2024 | $216,744 | $294,671 | 2025-06 |
| Colorado Wildlife Federation Inc | Animal-related | 501(c)(3) | 1977 | $213,165 | $43,839 | 2025-12 |
| Aigyptos Institute | Arts, culture and humanities | 501(c)(3) | 2025 | $211,636 | $146,505 | 2025-12 |
| Athanatos World Inc | International, foreign affairs and national security | 501(c)(3) | 2017 | $210,132 | $7,066 | 2024-12 |
| 4222-Humanity Through Baseball Foundation Inc | International, foreign affairs and national security | 501(c)(3) | 2010 | $207,878 | $51,700 | 2025-06 |
| Boulder Metalsmithing Association | Arts, culture and humanities | 501(c)(3) | 2013 | $207,109 | $199,439 | 2025-12 |
| Stories On Stage | Education | 501(c)(3) | 2001 | $207,046 | $227,801 | 2025-06 |
| Boulder Community Housing Corporation Inc | Housing and shelter | 501(c)(3) | 1984 | $206,427 | $238,093 | 2024-12 |
| Site Mountain West | Mutual and membership benefit | 501(c)(3) | 2021 | $204,522 | $134,679 | 2025-12 |
| Mammoth Arts Foundation | Arts, culture and humanities | 501(c)(3) | 2015 | $200,737 | $3,361 | 2024-12 |
| Downtown Boulder Partnership | 501(c)(6) | 1986 | $198,709 | $323,517 | 2025-12 | |
| Colorado Acacia Fraternity House Corporation | Education | 501(c)(7) | 2016 | $197,591 | $1 million | 2025-12 |
| North Boulder Little League | 501(c)(3) | 1991 | $196,704 | $100,281 | 2024-12 | |
| Colorado Veterans Support Inc | Public and societal benefit | 501(c)(3) | 2014 | $196,535 | $17,195 | 2025-12 |
| The Boulder Sudbury School | Education | 501(c)(3) | 2015 | $195,783 | $2.3 million | 2026-03 |
| Alandi Ashram | Religion-related | 501(c)(3) | 1999 | $194,812 | $25,626 | 2025-05 |
| Professional Trailbuilders Association | Community improvement and capacity building | 501(c)(6) | 2005 | $193,929 | $261,472 | 2025-06 |
| Goldlab Foundation | Health care | 501(c)(3) | 2013 | $192,776 | $83,119 | 2025-06 |
| Natural Highs--Healthy Alternatives To Drugs and Alcohol | Mental health and crisis intervention | 501(c)(3) | 2016 | $192,510 | $232,786 | 2024-12 |
| Rotary International | 501(c)(4) | 1958 | $192,402 | $133,492 | 2026-06 | |
| Boulder Police Officers Association | 501(c)(5) | 1990 | $190,801 | $472,574 | 2025-12 | |
| Brighter Days Dog Rescue | Animal-related | 501(c)(3) | 2017 | $190,413 | $36,959 | 2024-12 |
| Dharma Ocean Foundation | Religion-related | 501(c)(3) | 2006 | $187,764 | $3.1 million | 2025-12 |
| The Southwest Native-American Foundation | Youth development | 501(c)(3) | 2005 | $186,533 | $900,309 | 2025-06 |
| Boulder Open Space Conservancy | Environment | 501(c)(3) | 2017 | $186,389 | $165,984 | 2025-12 |
| The Catamounts NFP | Arts, culture and humanities | 501(c)(3) | 2014 | $184,641 | $62,419 | 2025-08 |
| Boulder High School Panther Club | Education | 501(c)(3) | 2016 | $183,215 | $114,821 | 2025-06 |
| Sheer Love Rwanda | Human services | 501(c)(3) | 2025 | $183,159 | $30,490 | 2025-12 |
| Boulder Potters Guild | Arts, culture and humanities | 501(c)(3) | 1969 | $180,490 | $506,475 | 2025-04 |
| International Association of Fire Fighters | 501(c)(5) | 1959 | $177,715 | $421,634 | 2025-12 | |
| International Dyslexia Association- Rocky Mountian Branch | Medical research | 501(c)(3) | 2006 | $176,006 | $217,256 | 2026-06 |
| Protea Foundation | Mental health and crisis intervention | 501(c)(3) | 2024 | $175,000 | $43,374 | 2025-12 |
| Nobo Art District | Arts, culture and humanities | 501(c)(3) | 2016 | $172,439 | $65,639 | 2025-12 |
| Douglass Elementary Pto-Sit Inc | Education | 501(c)(3) | 2003 | $171,487 | $81,180 | 2025-07 |
| Presbyterian Foundation of Boulder | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2020 | $170,467 | $2.1 million | 2025-12 |
| Project Likkutei Sichos | Religion-related | 501(c)(3) | 2024 | $170,191 | $27,220 | 2025-12 |
| Skimeisters | 501(c)(7) | 1986 | $170,034 | $153,291 | 2025-10 | |
| Colorado Prosthodontic Society | Education | 501(c)(3) | 2002 | $169,850 | $670,328 | 2025-06 |
| Solid State Depot | Community improvement and capacity building | 501(c)(3) | 2015 | $169,222 | $67,848 | 2024-12 |
| Seemore Impact Labs | Education | 501(c)(3) | 2022 | $168,307 | $42,005 | 2025-12 |
| Boulder Opera | Arts, culture and humanities | 501(c)(3) | 2015 | $167,768 | $5,899 | 2025-06 |
| Realness Project | Crime and legal-related | 501(c)(3) | 2018 | $166,943 | $102,992 | 2024-12 |
| Flatiron Film Project | Arts, culture and humanities | 501(c)(3) | 2024 | $166,745 | $3,388 | 2025-12 |
| Boulder Alano Club | Mental health and crisis intervention | 501(c)(3) | 2018 | $165,755 | $247,328 | 2025-12 |
| Old Dogs New Digs | Animal-related | 501(c)(3) | 2016 | $163,800 | $151,862 | 2025-12 |
| Regenerative Earth | Environment | 501(c)(3) | 2016 | $161,889 | $151,895 | 2024-12 |
| Rocky Mountain Peace and Justice Center | International, foreign affairs and national security | 501(c)(3) | 1984 | $161,660 | $345,440 | 2024-12 |
| Cyclists 4 Community | Public safety, disaster preparedness and relief | 501(c)(3) | 2015 | $160,995 | $144,706 | 2025-12 |
| Counter Trafficking Group | Human services | 501(c)(3) | 2021 | $160,000 | $29,975 | 2024-12 |
| Front Range Freedom Rescue Inc | Animal-related | 501(c)(3) | 2019 | $157,795 | $19,905 | 2023-12 |
| Go Flyers Club | Recreation and sports | 501(c)(3) | 2016 | $157,567 | $43,968 | 2025-06 |
| Foothill Elementary Pto | Education | 501(c)(3) | 2015 | $156,085 | $28,115 | 2026-07 |
| Boulder County Fire Fighters Association | Education | 501(c)(3) | 1996 | $154,500 | $154,950 | 2025-12 |
| Animal Help Now | Animal-related | 501(c)(3) | 2010 | $154,347 | $22,343 | 2025-12 |
| National Association of Letter Carriers | 501(c)(5) | 1944 | $153,350 | $134,392 | 2024-12 | |
| Boulder Presbyterian Housing Inc | Housing and shelter | 501(c)(3) | 2011 | $152,881 | $3.2 million | 2024-12 |
| Cornerstone Boulder Foundation Corporation | Human services | 501(c)(3) | 2024 | $150,922 | $67,049 | 2025-08 |
| Boulder County Bombers LLC | Recreation and sports | 501(c)(3) | 2014 | $147,777 | $80,770 | 2025-12 |
| The Global Climbing Initiative Inc | Recreation and sports | 501(c)(3) | 2020 | $144,398 | $99,304 | 2024-12 |
| Public Media Women in Leadership Inc | Community improvement and capacity building | 501(c)(3) | 2020 | $143,498 | $188,813 | 2025-06 |
| Boulder County Medical Society | 501(c)(6) | 1983 | $143,353 | $515,788 | 2025-12 | |
| Maiden Labs | Human services | 501(c)(3) | 2021 | $143,000 | $256,553 | 2024-12 |
| Shaolin Hung Mei Kung Fu Association | Arts, culture and humanities | 501(c)(3) | 2002 | $142,881 | $185,608 | 2025-12 |
| Boulder Police Voluntary Benefit Association Inc | 501(c)(9) | $141,739 | $275,725 | 2025-12 | ||
| Flatirons Elementary Pto | Education | 501(c)(3) | 2005 | $139,719 | $116,493 | 2025-07 |
| Hera Womens Cancer Foundation | Diseases, disorders and medical disciplines | 501(c)(3) | 2002 | $138,606 | $67,470 | 2025-12 |
| Feed the Soul Inc | International, foreign affairs and national security | 501(c)(3) | 2011 | $138,138 | $68,111 | 2025-12 |
| Colorado Association of Tax Appraisers | Community improvement and capacity building | 501(c)(6) | 2005 | $137,970 | $29,697 | 2025-12 |
| Flatirons Farmers Coalition | Food, agriculture and nutrition | 501(c)(3) | 2024 | $136,547 | $111,809 | 2025-12 |
| Rocky Mountain French Bulldog Rescue | Animal-related | 501(c)(3) | 2017 | $136,345 | $1 | 2025-12 |
| Green Deck Inc | Employment | 501(c)(3) | 2015 | $136,218 | $140,337 | 2024-12 |
| USA Working Equitation | Recreation and sports | 501(c)(3) | 2021 | $136,169 | $222,153 | 2025-12 |
| Colorado Coalition for Restorative Justice Practices | Community improvement and capacity building | 501(c)(3) | 2026 | $135,388 | $20,185 | 2024-12 |
| International Cryocooler Conference Inc | Education | 501(c)(3) | 2013 | $134,207 | $163,653 | 2024-12 |
| Sophies Neighborhood | Health care | 501(c)(3) | 2020 | $133,087 | $1 million | 2025-04 |
| Haula | Arts, culture and humanities | 501(c)(3) | 2016 | $132,606 | $1,980 | 2024-05 |
| Zonta Foothills Foundation | Human services | 501(c)(3) | 2006 | $132,127 | $251,466 | 2025-05 |
| Bohua Chinese School A Colorado Non-Profit Corporation | Education | 501(c)(3) | 1999 | $131,128 | $268,134 | 2025-06 |
| Co Labs Inc | Education | 501(c)(3) | 2008 | $130,637 | $17,846 | 2024-12 |
| Freedom of Mind | Health care | 501(c)(3) | 2023 | $129,975 | $327 | 2024-12 |
| Pta Colorado Congress | 501(c)(3) | 1946 | $129,853 | $90,006 | 2026-06 | |
| Fairview Band Boosters Organization | Arts, culture and humanities | 501(c)(3) | 1999 | $128,549 | $181,759 | 2025-05 |
| Be the Hope Foundation | Diseases, disorders and medical disciplines | 501(c)(3) | 2023 | $127,800 | $61,765 | 2024-12 |
| Planet Project Stewardship Entity | Education | 501(c)(3) | 2021 | $125,524 | $34,872 | 2025-12 |
| Catalysts Inc | International, foreign affairs and national security | 501(c)(3) | 1997 | $124,154 | $38,577 | 2025-12 |
| Tails of Two Cities | Animal-related | 501(c)(3) | 2021 | $123,884 | $46,505 | 2025-12 |
| Sadvidya Foundation | Religion-related | 501(c)(3) | 2004 | $121,801 | $29,301 | 2025-12 |
| Chamber Music Society of Boulder | Arts, culture and humanities | 501(c)(3) | 2005 | $120,922 | $13,210 | 2024-07 |
| Reachout Crestview | Youth development | 501(c)(3) | 1999 | $120,401 | $84,924 | 2025-07 |
| Ucar Exchange | 501(c)(3) | 1987 | $119,995 | $4.5 million | 2025-09 | |
| Rocky Mountain Neptunes | Youth development | 501(c)(3) | 2012 | $119,920 | $30,263 | 2024-12 |
| Society for Creative Aging | Arts, culture and humanities | 501(c)(3) | 2002 | $119,008 | $74,240 | 2025-12 |
| Boulder Preparatory High School | Religion-related | 501(c)(3) | 1998 | $117,026 | $512,458 | 2025-06 |
| Pta Colorado Congress | 501(c)(3) | 1946 | $116,862 | $130,119 | 2025-07 | |
| Diamond Baseball of Boulder Inc | Youth development | 501(c)(3) | 1995 | $116,851 | $104,727 | 2024-12 |
| Women Work Together | International, foreign affairs and national security | 501(c)(3) | 2023 | $115,423 | $100,061 | 2025-12 |
| Jewish Youth Network | Youth development | 501(c)(3) | 2022 | $114,680 | $61,834 | 2025-12 |
| Little League Baseball Inc | 501(c)(3) | 1967 | $114,203 | $53,984 | 2025-09 | |
| Boulder County Latina League Inc | Human services | 501(c)(3) | 2000 | $114,023 | $176,844 | 2025-12 |
| Simwatachela Sustainable Agricultural and Arts Program Ssaa | International, foreign affairs and national security | 501(c)(3) | 2010 | $113,816 | $358,538 | 2025-12 |
| Mad Ministries | Human services | 501(c)(3) | 2005 | $113,777 | $77,902 | 2025-12 |
| Pta Colorado Congress | 501(c)(3) | 1946 | $112,987 | $151,676 | 2025-06 | |
| Be Like Ellie Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | $111,511 | $102,347 | 2024-12 |
| Boulder Nordic Team | Recreation and sports | 501(c)(3) | 2004 | $111,037 | $114,572 | 2025-05 |
| Delta Tau Delta Fraternity | 501(c)(7) | 1940 | $110,040 | $2,893 | 2025-07 | |
| Evolutionary Power Institute | Mental health and crisis intervention | 501(c)(3) | 2022 | $109,089 | $26,885 | 2024-12 |
| Streetscape Peer Support Services and Outreach | Housing and shelter | 501(c)(3) | 2025 | $109,055 | $17,054 | 2025-12 |
| 1111 College Inc | Education | 501(c)(3) | 2025 | $107,821 | $2.8 million | 2025-12 |
| Bear Creek Home & School Association Inc | Education | 501(c)(3) | 2001 | $107,790 | $5,818 | 2025-06 |
| Lipizzan Heritage Institute | Animal-related | 501(c)(3) | 2025 | $106,563 | $91,844 | 2025-12 |
| Trash the Runway | Arts, culture and humanities | 501(c)(3) | 2019 | $105,467 | $63,068 | 2026-06 |
| Dance To Be Free | Arts, culture and humanities | 501(c)(3) | 2015 | $105,385 | $92,722 | 2025-12 |
| Boulder Aikikai Inc | Recreation and sports | 501(c)(3) | 1991 | $104,297 | $58,037 | 2024-12 |
| T2 Dance Company | Arts, culture and humanities | 501(c)(3) | 2018 | $102,402 | $21,758 | 2025-12 |
| High Peaks Educational Group Inc | Education | 501(c)(3) | 1996 | $101,502 | $112,379 | 2025-06 |
| Boulder Building Block Fund | Human services | 501(c)(3) | 1999 | $101,064 | $199,731 | 2025-10 |
| Hemera Collective | Religion-related | 501(c)(3) | 2026 | $100,000 | $100,000 | 2025-12 |
| Boulder Hospice Foundation | Health care | 501(c)(3) | 2017 | $99,362 | $233,151 | 2025-12 |
| Scientific Committee On Solar-Terrestrial Physics Scostep | Science and technology | 501(c)(3) | 2020 | $98,308 | $319,065 | 2025-12 |
| Urantiauniversity | Education | 501(c)(3) | 2020 | $97,082 | $126,754 | 2024-12 |
| Cozy Coats for Kids Inc | 501(c)(3) | 2018 | $96,756 | $322,599 | 2025-12 | |
| Mesa Elementary School Parent Teacher Organization | 501(c)(3) | 1982 | $95,784 | $10,861 | 2025-07 | |
| Colorado Families for Hands and Voices | Diseases, disorders and medical disciplines | 501(c)(3) | 1998 | $95,428 | $118,712 | 2025-06 |
| Slow Money Institute Inc | Religion-related | 501(c)(3) | 2014 | $95,187 | $188,724 | 2025-12 |
| Norman C Tanner and Barbara L Tanner Third Charitable Support Trust | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2016 | $93,878 | $839,101 | 2025-12 |
| Friends of Tibetan Settlements in India | International, foreign affairs and national security | 501(c)(3) | 2002 | $93,797 | $149,189 | 2024-12 |
| International Association for the Fantastic in the Arts | Arts, culture and humanities | 501(c)(3) | 1985 | $91,480 | $226,751 | 2025-07 |
| Boulder Flying Club | Recreation and sports | 501(c)(7) | 2025 | $91,479 | $214,830 | 2025-12 |
| Camp for Change Inc | Human services | 501(c)(3) | 2014 | $90,894 | $259,332 | 2025-12 |
| Save the Poudre - Poudre Watekeeper | Environment | 501(c)(3) | 2010 | $90,609 | $66,067 | 2024-12 |
| Fairview High School Parents Organization Inc | Education | 501(c)(3) | 1997 | $90,292 | $40,890 | 2025-07 |
| Compass Rose International | International, foreign affairs and national security | 501(c)(3) | 2014 | $90,154 | $68,422 | 2025-12 |
| Nami Boulder County Inc | Mental health and crisis intervention | 501(c)(3) | 2001 | $89,726 | $55,499 | 2024-12 |
| International Institute for Astronautical Sciences Inc | Animal-related | 501(c)(3) | 2015 | $88,646 | $128,730 | 2025-12 |
| Friends of Boulder Community School of Integrated Studies | Education | 501(c)(3) | 2002 | $88,271 | $109,415 | 2025-07 |
| Mindfulness Peace Project | Crime and legal-related | 501(c)(3) | 2004 | $85,772 | $69,382 | 2024-12 |
| Southern Hills Parent and Teacher Organization Inc | Education | 501(c)(3) | 2003 | $83,888 | $34,187 | 2025-06 |
| Afghans4tomorrow Inc | International, foreign affairs and national security | 501(c)(3) | 2012 | $83,064 | $27,938 | 2025-12 |
| Seicento Baroque Ensemble | Arts, culture and humanities | 501(c)(3) | 2011 | $82,791 | $36,392 | 2025-06 |
| Living With Harmony Inc | Environment | 501(c)(3) | 2014 | $82,617 | $507,434 | 2025-12 |
| Rotary International | 501(c)(4) | 1942 | $82,594 | $44,228 | 2025-06 | |
| Boulder Rugby Athletic Club | Recreation and sports | 501(c)(3) | 1998 | $81,161 | $396,418 | 2025-12 |
| Pridepads Africa Inc | International, foreign affairs and national security | 501(c)(3) | 2019 | $79,392 | $87,220 | 2025-12 |
| Cantabile Singers Inc | 501(c)(3) | 1983 | $79,289 | $80,180 | 2025-06 | |
| Lemon Sponge Cake Contemporary Ballet | Arts, culture and humanities | 501(c)(3) | 2004 | $78,670 | $95,365 | 2024-12 |
| Operation Equine Inc | Mental health and crisis intervention | 501(c)(3) | 2019 | $78,249 | $26,743 | 2025-12 |
| Heatherwood Parent Teacher Organization | Education | 501(c)(3) | 2000 | $77,578 | $103,838 | 2026-06 |
| World Leadership Foundation Inc | Education | 501(c)(3) | 2010 | $76,271 | $156,988 | 2025-12 |
| Friends of Sugar Loaf Fire Department Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2023 | $75,542 | $11,817 | 2025-12 |
| Creekside Parent Organization | Education | 501(c)(3) | 2012 | $75,385 | $117,803 | 2025-06 |
| Leela Foundation | Religion-related | 501(c)(3) | 1996 | $75,272 | $29,808 | 2025-12 |
| Colorado Brass | Arts, culture and humanities | 501(c)(3) | 2019 | $75,158 | $112,890 | 2025-12 |
| One Million Truths Foundation Inc | Education | 501(c)(3) | 2025 | $75,121 | $11 | 2025-12 |
| Luhu Brain Illness Gateway Group | Mental health and crisis intervention | 501(c)(3) | 2026 | $75,000 | $1 | 2024-12 |
| Qjoy International | Human services | 501(c)(3) | 2018 | $74,534 | $27,692 | 2025-08 |
| Charlies Guys | Human services | 501(c)(3) | 2018 | $74,012 | $81,541 | 2025-12 |
| Phi Gamma Delta Fraternity | Education | 501(c)(7) | 1940 | $73,263 | $1.9 million | 2024-12 |
| Pta Colorado Congress | 501(c)(3) | 1946 | $72,872 | $178,150 | 2025-06 | |
| Manhattan Middle School Parent Teacher Organization | Education | 501(c)(3) | 2006 | $70,411 | $43,559 | 2025-06 |
| Natural Transitions | Human services | 501(c)(3) | 2004 | $69,097 | $33,020 | 2025-12 |
| Soil Boulder | Food, agriculture and nutrition | 501(c)(3) | 2023 | $67,769 | $710,857 | 2025-12 |
| Autism Society of America-Boulder County Inc | 501(c)(3) | 2017 | $67,755 | $61,070 | 2025-12 | |
| Alpha Tau Omega Fraternity | Education | 501(c)(7) | 2025 | $66,367 | $6,932 | 2023-12 |
| Y On Earth Community | Education | 501(c)(3) | 2018 | $66,326 | $1.8 million | 2024-12 |
| Front Range Rescue Dogs Inc | 501(c)(3) | 1985 | $64,716 | $59,804 | 2025-12 | |
| Avid Dance Corp | Arts, culture and humanities | 501(c)(3) | 2025 | $64,484 | $7,067 | 2024-12 |
| Mesa Swim Team Inc | Recreation and sports | 501(c)(3) | 2012 | $64,223 | $32,318 | 2025-12 |
| Rocky Mountain Brainspotting Institute | Mental health and crisis intervention | 501(c)(3) | 2013 | $63,419 | $169,295 | 2025-12 |
| Navajo Court Mutual Improvement Maintenance and Park Association | 501(c)(7) | 1965 | $61,285 | $239,676 | 2025-05 | |
| Boulder Hotel and Motel Association | 501(c)(6) | 1976 | $60,224 | $70,742 | 2025-12 | |
| Save the Worlds Rivers | Environment | 501(c)(3) | 2015 | $60,017 | $20,560 | 2024-12 |
| FHS-BHS After Prom Inc | Youth development | 501(c)(3) | 2026 | $59,344 | $18,806 | 2026-06 |
| Mother Gaia Animal Rescue | 501(c)(3) | 2017 | $58,470 | $1 | 2025-12 | |
| Boulder Muse | Arts, culture and humanities | 501(c)(3) | 2016 | $55,594 | $40,125 | 2025-07 |
| Flatirons Community Orchestra | Arts, culture and humanities | 501(c)(3) | 2013 | $55,542 | $43,055 | 2025-12 |
| Parent Advisory Council of Boulder | Education | 501(c)(3) | 1997 | $54,160 | $48,780 | 2025-06 |
| Boulder Council for International Visitors Inc | 501(c)(3) | 1989 | $53,813 | $3,388 | 2024-12 | |
| New Vista Education | Education | 501(c)(3) | 2019 | $53,152 | $17,990 | 2025-06 |
| Clean Energy Action | Environment | 501(c)(3) | 2010 | $52,186 | $42,645 | 2025-12 |
| Boulder Municipal Employees Association Bmea | 501(c)(5) | 1992 | $51,250 | $171,279 | 2025-12 | |
| Team Colorado Whitewater Racing Club | Recreation and sports | 501(c)(3) | 2013 | $51,117 | $111,773 | 2024-12 |
| Colorado Math Circle | Education | 501(c)(3) | 2025 | $50,581 | $21,475 | 2026-06 |
| Boulder Concert Band Inc | 501(c)(3) | 1988 | $49,261 | $79,386 | 2025-08 | |
| Handweavers Guild of Boulder | Education | 501(c)(3) | 2017 | $48,096 | $164,851 | 2025-05 |
| Democracy and Media Education Foundation | Public and societal benefit | 501(c)(3) | 2002 | $47,885 | $12,529 | 2024-12 |
| Friends of the Peace Parks Inc | International, foreign affairs and national security | 501(c)(3) | 1998 | $47,174 | $50,038 | 2024-12 |
| Fndcourage | Diseases, disorders and medical disciplines | 501(c)(3) | 2020 | $46,109 | $12,185 | 2025-12 |
| Sans Souci Festival of Dance Cinema Inc | Arts, culture and humanities | 501(c)(3) | 2023 | $45,939 | $13,583 | 2025-12 |
By cause in Boulder, CO
- Education 183
- Arts, culture and humanities 169
- Philanthropy, voluntarism and grantmaking foundations 124
- Human services 102
- Religion-related 94
- Environment 69
- Recreation and sports 65
- International, foreign affairs and national security 53
- Community improvement and capacity building 47
- Health care 40
- Animal-related 34
- Science and technology 33
- Youth development 27
- Mental health and crisis intervention 22
- Housing and shelter 18
- Public safety, disaster preparedness and relief 18
- Diseases, disorders and medical disciplines 18
- Public and societal benefit 17
- Civil rights, social action and advocacy 17
- Food, agriculture and nutrition 15
- Crime and legal-related 14
- Employment 11
- Medical research 11
- Mutual and membership benefit 6
- Social science 4
Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.