Data / Nonprofits / Connecticut / Hamden
Nonprofits in Hamden, CT: 451 registered with the IRS
451 nonprofits are registered with the IRS in Hamden, CT, 401 of them 501(c)(3) charities; the 112 that report revenue took in $924.7 million. The largest by revenue: Quinnipiac University ($658.6 million), International Union of Operating Engineers Welfare Fund 478 ($81.9 million), Whitney Center Inc ($38.1 million). Most common causes: religion-related (63), education (50), arts, culture and humanities (47).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Quinnipiac University | Education | 501(c)(3) | 1938 | $658.6 million | $2.07 billion | 2025-06 |
| International Union of Operating Engineers Welfare Fund 478 | 501(c)(9) | 1952 | $81.9 million | $137.4 million | 2024-12 | |
| Whitney Center Inc | Human services | 501(c)(3) | 1977 | $38.1 million | $119 million | 2025-12 |
| Hamden Hall School Inc | Education | 501(c)(3) | 1946 | $33.9 million | $61.3 million | 2025-06 |
| Childrens Center of Hamden Inc | Education | 501(c)(3) | 2001 | $18.6 million | $7 million | 2025-06 |
| Special Olympics Connecticut Inc | 501(c)(3) | 1987 | $10.8 million | $17.4 million | 2025-12 | |
| International Union of Operating Engineers Local Union 478 | 501(c)(5) | 1945 | $9.4 million | $9.9 million | 2025-12 | |
| Clifford Beers Health Inc | Human services | 501(c)(3) | 2021 | $8 million | $2.3 million | 2025-06 |
| New Haven Country Club Corp | 501(c)(7) | 1944 | $6.3 million | $12 million | 2025-12 | |
| Operating Engineers Local 478 Apprenticeship Training & Skill Im | Employment | 501(c)(3) | 1973 | $6 million | $12.7 million | 2024-12 |
| Opportunity House Inc | 501(c)(3) | 1982 | $5.3 million | $3.4 million | 2025-06 | |
| Youth Continuum Inc | Human services | 501(c)(3) | 1968 | $4.1 million | $4.9 million | 2025-06 |
| Arc of Greater New Haven Inc | Education | 501(c)(3) | 1954 | $4 million | $3.7 million | 2025-06 |
| Freedom Reads | Human services | 501(c)(3) | 2022 | $3.6 million | $13.2 million | 2024-12 |
| Elevate Charter Schools Inc | Education | 501(c)(3) | 2022 | $3.6 million | $5.6 million | 2025-06 |
| Connecticut Trust for Historic Preservation | Arts, culture and humanities | 501(c)(3) | 1976 | $3.4 million | $3.2 million | 2025-06 |
| Communication Workers of America | 501(c)(5) | 1950 | $3 million | $6.7 million | 2025-09 | |
| Community Investment Corporation | 501(c)(4) | 1990 | $2.7 million | $13.8 million | 2025-09 | |
| Faithacts for Education Inc | Education | 501(c)(3) | 2015 | $2.4 million | $2.4 million | 2024-12 |
| The Connecticut Womens Consortium Inc | Human services | 501(c)(3) | 1999 | $2 million | $2.8 million | 2025-06 |
| Reachout Inc | Education | 501(c)(3) | 1995 | $1.9 million | $1.5 million | 2024-12 |
| Arts for Learning Connecticut | Arts, culture and humanities | 501(c)(3) | 1981 | $1.6 million | $800,599 | 2025-06 |
| Eli Whitney Museum Inc | Arts, culture and humanities | 501(c)(3) | 1977 | $1.4 million | $2 million | 2025-08 |
| Apostles of the Sacred Heart Clelian Center Inc | 501(c)(3) | $1.1 million | $1 million | 2025-06 | ||
| Paradise Country Club Inc | 501(c)(7) | 1963 | $788,635 | $713,136 | 2024-12 | |
| Sleeping Giant Day Care Inc | 501(c)(3) | 1981 | $589,654 | $490,750 | 2025-12 | |
| Southwest Conservation District Inc | Environment | 501(c)(3) | 1983 | $582,385 | $542,212 | 2025-06 |
| Boundless Literacy Inc | Education | 501(c)(3) | 2022 | $531,055 | $120,366 | 2025-06 |
| Congregations Organized for A New Connecticut Inc | Community improvement and capacity building | 501(c)(3) | 1995 | $511,904 | $633,655 | 2024-12 |
| House of Heroes Inc | 501(c)(3) | 2009 | $427,525 | $894,628 | 2025-12 | |
| Whitneyville Cultural Commons Inc | 501(c)(3) | 2015 | $411,421 | $1.2 million | 2024-12 | |
| Childrens Center | Human services | 501(c)(3) | 1940 | $411,365 | $16.7 million | 2025-06 |
| Black Infinity Collective Inc | Community improvement and capacity building | 501(c)(3) | 2022 | $364,609 | $32,980 | 2023-06 |
| League of Women Voters of Connecticut Education Fund Inc | Civil rights, social action and advocacy | 501(c)(3) | 1996 | $317,557 | $334,781 | 2025-06 |
| Where the Love Is Inc | 501(c)(3) | 2014 | $313,566 | $14,320 | 2024-12 | |
| Best Video Film & Cultural Center | Arts, culture and humanities | 501(c)(3) | 2016 | $287,672 | $226,894 | 2025-09 |
| Hamden Fish and Game Protective Association Inc | 501(c)(7) | 1983 | $281,965 | $1.5 million | 2024-12 | |
| Racing for Home Inc | Health care | 501(c)(3) | 2011 | $274,973 | $131,741 | 2025-12 |
| Whitney Players | Arts, culture and humanities | 501(c)(3) | 2004 | $261,858 | $37,876 | 2026-05 |
| Homehaven Inc | Human services | 501(c)(3) | 2014 | $256,801 | $674,775 | 2025-09 |
| Hamden Chamber of Commerce Incorporated | 501(c)(6) | 1974 | $233,366 | $46,647 | 2025-06 | |
| Northern New England School of Religious Education | Education | 501(c)(3) | 2020 | $226,545 | $158,783 | 2025-12 |
| Susan Todd Horton Class of 1910 Trust Fbo Wellesley College | 501(c)(3) | 2008 | $211,087 | $2.9 million | 2025-12 | |
| Foundation 4 Orphans Inc | International, foreign affairs and national security | 501(c)(3) | 2015 | $198,300 | $233,776 | 2023-12 |
| Interfaith Volunteer Care Givers of Greater New Haven Inc | Human services | 501(c)(3) | 2004 | $185,989 | $127,423 | 2025-09 |
| Hamden Soccer Associaton | Recreation and sports | 501(c)(3) | 2008 | $182,220 | $105,819 | 2025-06 |
| Benevolent & Protective Order of Elks of the USA | 501(c)(8) | 1951 | $181,371 | $253,238 | 2025-03 | |
| Service for Peace Inc | Human services | 501(c)(3) | 2002 | $172,344 | $58,337 | 2025-09 |
| American Federation of State County & Municipal Employees | 501(c)(5) | 1957 | $170,553 | $661,833 | 2024-12 | |
| Nutrition Security Solutions Inc | Food, agriculture and nutrition | 501(c)(3) | 2020 | $170,271 | $165,956 | 2024-12 |
| New Colony Development Corporation | Community improvement and capacity building | 501(c)(3) | 2017 | $166,553 | $65,775 | 2025-06 |
| Sherwin B Nuland Foundation for Palliative Care Inc | Health care | 501(c)(3) | 2015 | $160,551 | $206,899 | 2025-06 |
| Youth Entrepreneurs | Youth development | 501(c)(3) | 2021 | $149,861 | $8,181 | 2025-12 |
| Edgerton Park Conservancy Inc | Environment | 501(c)(3) | 1972 | $146,994 | $511,159 | 2025-05 |
| Fixing Fathers One Dad at A Time Incorporated | Human services | 501(c)(3) | 2017 | $144,881 | $130,611 | 2024-12 |
| Iota Mu Chapter of Chi Omegs Fraternity | Education | 501(c)(7) | 2024 | $140,662 | $93,368 | 2026-06 |
| Christian Questions Inc | Religion-related | 501(c)(3) | 2003 | $140,007 | $209,957 | 2024-12 |
| Walter E Luckett Jr Foundation Inc | Youth development | 501(c)(3) | 2014 | $136,658 | $88,483 | 2024-12 |
| Gamma Phi Beta Sorority Inc | 501(c)(7) | 1940 | $134,994 | $112,403 | 2026-07 | |
| Environment and Human Health Inc | Health care | 501(c)(3) | 1997 | $134,247 | $923,921 | 2025-09 |
| Arts for Schools Inc | Arts, culture and humanities | 501(c)(3) | 2016 | $134,084 | $2,551 | 2024-12 |
| International Students USA | Education | 501(c)(3) | 1994 | $122,940 | $53,729 | 2025-06 |
| Partnership Center for Adult Day Care Inc | Human services | 501(c)(3) | 1991 | $115,823 | $34,914 | 2025-06 |
| Faith Healing and Deliverance Ministries | Religion-related | 501(c)(3) | 2007 | $113,191 | $40,655 | 2025-12 |
| Henry E & Nancy H Bartels Trust Fbo Cornell University | 501(c)(3) | 1986 | $113,118 | $3.5 million | 2024-12 | |
| City Angeles Baseball Academy | 501(c)(3) | 2020 | $111,657 | $29,972 | 2025-12 | |
| Kappa Delta Sorority | 501(c)(7) | 1970 | $110,247 | $61,423 | 2025-06 | |
| East Rock Institute Inc | Civil rights, social action and advocacy | 501(c)(3) | 1987 | $106,355 | $258,550 | 2024-12 |
| First Serve Bridgeport Inc | Recreation and sports | 501(c)(3) | 2012 | $103,056 | $73,651 | 2025-12 |
| International Association of Fire Fighters | 501(c)(5) | 1959 | $102,408 | $116,774 | 2024-12 | |
| Heronettes Parents Assoc | Recreation and sports | 501(c)(3) | 2019 | $94,761 | $66,071 | 2025-08 |
| American Legion Hamden Post 88 | Public and societal benefit | 501(c)(19) | 2025 | $89,291 | $1.1 million | 2023-08 |
| Jamaican American Connection | Arts, culture and humanities | 501(c)(3) | 2016 | $88,306 | $85,923 | 2024-12 |
| Hamden Fathers Baseball Association Inc | 501(c)(4) | 1960 | $86,516 | $142,336 | 2024-12 | |
| Barn Sale Inc | 501(c)(3) | 1973 | $85,463 | $64,262 | 2025-05 | |
| International Union of Operating Engineers Local 478 Educational Trust | Education | 501(c)(3) | 2002 | $85,109 | $410,354 | 2025-09 |
| Change Our World for Good Inc | Public and societal benefit | 501(c)(3) | 2017 | $79,834 | $18,121 | 2025-12 |
| Communities for Generations Inc | Human services | 501(c)(3) | 2023 | $78,782 | $2,530 | 2024-12 |
| Korean-American Society of Connecticut | Human services | 501(c)(3) | 2010 | $77,969 | $715,964 | 2025-12 |
| Northeastern Educational Research Association Inc | Education | 501(c)(3) | 2008 | $75,351 | $86,946 | 2025-12 |
| Henry E and Nancy Horton Bartels Trust for the Benefit of Public | 501(c)(3) | 1994 | $72,064 | $2.4 million | 2024-12 | |
| Colors of the World Inc | Youth development | 501(c)(3) | 2018 | $66,029 | $39,391 | 2026-05 |
| Hamden Land Conservation Trust Inc | 501(c)(3) | 1972 | $65,887 | $1 million | 2024-12 | |
| Henry E & Nancy H Bartels Trust Fbo | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1989 | $52,755 | $3.8 million | 2024-12 |
| African American Society 024 | Civil rights, social action and advocacy | 501(c)(3) | 2023 | $52,206 | $5,532 | 2025-12 |
| Pipers Gathering Inc | Arts, culture and humanities | 501(c)(3) | 2000 | $47,262 | $34,212 | 2025-12 |
| Ptsa Connecticut Inc | 501(c)(3) | 1979 | $47,046 | $61,572 | 2026-06 | |
| Tighr | Recreation and sports | 501(c)(7) | 2025 | $43,767 | $20,415 | 2025-12 |
| Connecticut Regional Convention Committee Inc | 501(c)(3) | 1989 | $42,433 | $30,707 | 2026-03 | |
| 1533 State St Inc | Recreation and sports | 501(c)(7) | 1999 | $41,060 | $35,890 | 2026-03 |
| Rotary Club of Hamden Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1995 | $35,992 | $706,619 | 2025-06 |
| The Friends of the Hamden Library | 501(c)(3) | 1987 | $32,099 | $1.2 million | 2025-06 | |
| Inspired Harmony Inc | Arts, culture and humanities | 501(c)(3) | 2018 | $30,999 | $541,309 | 2024-12 |
| Service for Service | Recreation and sports | 501(c)(3) | 2023 | $29,345 | $2,175 | 2024-08 |
| Horns for Kids Inc | Arts, culture and humanities | 501(c)(3) | 2011 | $26,425 | $32,101 | 2025-12 |
| Hamden Education Foundation Inc | Education | 501(c)(3) | 2002 | $23,268 | $197,877 | 2025-08 |
| Daniels Company Youth Leadership Inc | Youth development | 501(c)(3) | 2024 | $20,115 | $77 | 2025-12 |
| Reunification Foundation | Education | 501(c)(3) | 2025 | $17,174 | $11,491 | 2025-12 |
| Axion Research Foundation Inc | Science and technology | 501(c)(3) | 1987 | $15,483 | $510,433 | 2024-12 |
| Hamden Rovers Incorporated | Recreation and sports | 501(c)(3) | 2019 | $15,234 | $13,009 | 2025-12 |
| Saveazindagi Org | Human services | 501(c)(3) | 2022 | $15,001 | $136,112 | 2025-12 |
| Timely Treasures | Education | 501(c)(3) | 2024 | $12,400 | $1 | 2024-12 |
| Connecticut Council of Masajid | Arts, culture and humanities | 501(c)(3) | 1993 | $11,308 | $100,498 | 2025-12 |
| Lorraine D Foster Day School Inc | Education | 501(c)(3) | 1961 | $11,164 | $0 | 2023-06 |
| Swords To Plowshares Northeast Incc | Community improvement and capacity building | 501(c)(3) | 2021 | $10,800 | $92,296 | 2025-12 |
| Youth With A Mission-Axiom Inc | Human services | 501(c)(3) | 2015 | $8,659 | $2,149 | 2025-12 |
| Yale Orthopedic Foundation Inc | 501(c)(3) | 1973 | $6,570 | $179,697 | 2024-12 | |
| Coalition of Apostolic Leaders C O A L Inc | Religion-related | 501(c)(3) | 2025 | $5,488 | $5,854 | 2025-12 |
| Hamden Economic Developmente Corporation | Community improvement and capacity building | 501(c)(4) | 2006 | $2,998 | $587,441 | 2025-06 |
| Links Inc | 501(c)(4) | 1961 | $2,251 | $50,057 | 2026-04 | |
| Hamden Community Playground Inc | Recreation and sports | 501(c)(3) | 1997 | $600 | $7,800 | 2024-12 |
| 1898 Foundation Inc | Human services | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Aaanh Inc | Arts, culture and humanities | 501(c)(3) | 2024 | |||
| Aace International | Community improvement and capacity building | 501(c)(3) | 1964 | $0 | $0 | 2025-12 |
| Academy After-School Coorporation | Arts, culture and humanities | 501(c)(3) | 2025 | |||
| Action Outreach Project Inc | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Aid for Orphans Relief Foundation Inc | International, foreign affairs and national security | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Aldo Dedominicis Foundation Inc | 501(c)(3) | 1979 | $724,353 | 2025-12 | ||
| Alexander Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $1.2 million | 2025-12 | |
| All in His Hands Ministries Inc | Religion-related | 501(c)(3) | 2026 | |||
| Alliance of Divine Love Inc | 501(c)(3) | 1977 | ||||
| Alpha Phi Omega | 501(c)(3) | 1966 | $0 | $0 | 2024-06 | |
| Alpha Sigma Phi Fraternity Inc | Education | 501(c)(7) | 1941 | $0 | $0 | 2025-06 |
| Amateur Athletic Union of the United States Inc | Recreation and sports | 501(c)(3) | 2005 | $0 | $0 | 2025-08 |
| Amazing Grace Outreach Ministries | 501(c)(3) | 1994 | ||||
| American Federation of State County & Municipal Employees | Employment | 501(c)(5) | 1957 | $0 | $0 | 2025-12 |
| American Humanist Association | 501(c)(3) | 1946 | $0 | $0 | 2024-12 | |
| American Sewing Guild Inc | Arts, culture and humanities | 501(c)(3) | 1986 | $0 | $0 | 2025-12 |
| Amz Global Outreach Inc | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Apostles of the Sacred Heart of Jesus Inc | 501(c)(3) | 1946 | ||||
| Athleticare Inc | Mental health and crisis intervention | 501(c)(3) | 2023 | $1 | 2023-04 | |
| Axion Cushing-Fulton Corporation | 501(c)(2) | 1991 | $0 | $0 | 2025-12 | |
| Badeyeni | Employment | 501(c)(3) | 2026 | |||
| Beacon Light Christ Kingdom Ministries | Religion-related | 501(c)(3) | 2018 | |||
| Bertozzi Initiative Inc | International, foreign affairs and national security | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Beta Alpha PS National Council | 501(c)(3) | 1974 | $0 | $0 | 2025-12 | |
| Bethcar Fellowship Church | Religion-related | 501(c)(3) | 2009 | |||
| Bethune Luminary Academy for Girls Inc | Education | 501(c)(3) | 2026 | |||
| Bible Gospel Center Inc | 501(c)(3) | 1985 | ||||
| Black Caucus of Hamden Connecticut Inc | Public and societal benefit | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Black Economic Justice Institute in C | Education | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Blue Hills Theatre | Arts, culture and humanities | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Bluejays Drivers Surface Club of New Haven Inc | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Bread of Life Fellowship Center Inc | Religion-related | 501(c)(3) | 2004 | |||
| Bright Hope Foundation Inc | Religion-related | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Brockington Arts Institute Inc | Arts, culture and humanities | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Bshalom Center Inc | Mental health and crisis intervention | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| CBBC Inc | Recreation and sports | 501(c)(3) | 2000 | $0 | $0 | 2025-12 |
| CCRN | Religion-related | 501(c)(3) | 2002 | |||
| CGBG Foundation | 501(c)(3) | 2017 | $0 | $0 | 2024-12 | |
| CT Rare Breeds Inc | Education | 501(c)(3) | 2024 | |||
| Caring Hands for the Youth Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Chabad Jewish Center of Hamden Inc | Religion-related | 501(c)(3) | 2021 | $0 | $0 | 2022-12 |
| Champ Community Hands in Action Mentoring Progam Inc | Human services | 501(c)(3) | 2016 | $0 | $0 | 2023-05 |
| Charles W Wood Post 10321 Veterans of Foreign Wars of the United Stat | Public and societal benefit | 501(c)(19) | 2015 | $0 | $0 | 2026-01 |
| Christ the Good Shepherd Lutheran Church | 501(c)(3) | 1988 | ||||
| Christian Tabernacle Baptist Church | 501(c)(3) | 1955 | ||||
| Christmas Caroling Ministry Tour Inc | Arts, culture and humanities | 501(c)(3) | 2019 | $0 | $0 | 2025-09 |
| Church of God Bible Learning Inc | Religion-related | 501(c)(3) | 2008 | |||
| Church of Gods Remnant Inc | Religion-related | 501(c)(3) | 2022 | |||
| Cja Charitable Foundation Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2026 | $40,537 | 2025-12 | |
| Columbiettes Incorporated | 501(c)(10) | 1977 | $0 | $0 | 2025-12 | |
| Comer Family Foundation Inc | Youth development | 501(c)(3) | 1997 | $604,473 | 2025-12 | |
| Community Investment Development Corporation | 501(c)(3) | 1976 | $0 | $0 | 2025-09 | |
| Connecticut Black Sox Inc | Recreation and sports | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Connecticut Federation of School Administrators | 501(c)(5) | 2005 | $0 | $0 | 2025-12 | |
| Connecticut Health Policy Project Inc | Health care | 501(c)(3) | 2000 | $0 | $0 | 2025-12 |
| Connecticut Independent Police Union | 501(c)(5) | 1961 | $0 | $0 | 2025-12 | |
| Connecticut Map Society Incorporated | Arts, culture and humanities | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Connecticut Orthopaedics Foundation Inc | Education | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Connecticut Trust for Historic Preservation Revolving Fund Inc | Community improvement and capacity building | 501(c)(3) | 2014 | $0 | $0 | 2024-06 |
| Connecticut Womens Chorus-Another Octave | Arts, culture and humanities | 501(c)(3) | 1994 | $0 | $0 | 2025-12 |
| D E S T I N E D To Succeed Inc | Youth development | 501(c)(3) | 2011 | $0 | $0 | 2024-12 |
| Daniel & Sharon Milikowsky Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2005 | $12.9 million | 2024-12 | |
| Darius Chappell Holiday Giving Foundation Inc | Human services | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Daughters of Heritage and Freedom I NC | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Daughters of Hope | Youth development | 501(c)(3) | 2021 | $0 | $1 | 2023-06 |
| Delta Kappa Gamma Society International | 501(c)(6) | 1965 | $0 | $0 | 2025-06 | |
| Destito Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2003 | $446 | 2025-12 | |
| Disabled American Veterans | Public and societal benefit | 501(c)(4) | 1942 | $0 | $0 | 2026-06 |
| Dragons Softball Booster Club | Recreation and sports | 501(c)(3) | 2026 | |||
| Dukes Men of Yale Alumni Association Inc | Education | 501(c)(3) | 2009 | $0 | $0 | 2024-12 |
| East Coast Royals | Recreation and sports | 501(c)(3) | 2026 | |||
| Edens Oasis Inc | Human services | 501(c)(3) | 2023 | $0 | $1 | 2024-12 |
| Ekklesia Global Worship Assembly Inc | Religion-related | 501(c)(3) | 2021 | |||
| Elevatedbybhattinc | Recreation and sports | 501(c)(3) | 2026 | |||
| Eli Whitney RVTS Alumni Association Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2003 | $0 | $0 | 2026-07 |
| Elis Garden of Healing | Environment | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Elite Drill Squad | Recreation and sports | 501(c)(3) | 2024 | |||
| Elm City Dance Collective Inc | Arts, culture and humanities | 501(c)(3) | 2011 | $0 | $0 | 2024-12 |
| Elm City Wrestling Club | Civil rights, social action and advocacy | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Elm Community Insight Inc | Religion-related | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Embrace Your Journey Foundation | Youth development | 501(c)(3) | 2026 | |||
| Endless Victory Foundation Inc | Human services | 501(c)(3) | 2025 | |||
| Escalante Society International | International, foreign affairs and national security | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Evergreen Ministries International | Religion-related | 501(c)(3) | 2014 | |||
| Fabara Djigui Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2023 | $959 | 2025-12 | |
| Fairview Commons Association Inc | Housing and shelter | 501(c)(4) | 2025 | $0 | $0 | 2025-12 |
| Faith Christian Fellowship of Hamden Inc | 501(c)(3) | 1984 | ||||
| Faith Tabernacle Ministries | Religion-related | 501(c)(3) | 2002 | |||
| Faith Temple Revival Center Inc | 501(c)(3) | 1972 | ||||
| Faith and Deliverance Church of God in Christ | 501(c)(3) | 1993 | ||||
| Federated Garden Clubs of Connecticut Inc | 501(c)(3) | 1967 | $0 | $0 | 2025-05 | |
| Fresh Word Christian Center Inc | Religion-related | 501(c)(3) | 2004 | |||
| Friends of Brooksvale Park Inc | Recreation and sports | 501(c)(3) | 2004 | $0 | $0 | 2025-06 |
| Friends of Kang Yun Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2007 | $204,327 | 2025-12 | |
| Frontline Ministries | Religion-related | 501(c)(3) | 2002 | |||
| Future Elite Inc | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| GFWC Womens Club of North Haven | Community improvement and capacity building | 501(c)(3) | 2016 | $0 | $0 | 2026-05 |
| Geovisions Foundation Inc | International, foreign affairs and national security | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Girl Friends Inc | 501(c)(4) | 1967 | ||||
| Give A Child A Smile | Human services | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Gods Miracles Unlimited Outreach Inc | Religion-related | 501(c)(3) | 2001 | |||
| Golden Radiance Village | Arts, culture and humanities | 501(c)(3) | 2024 | |||
| Grace Chapel Church of the Living God | 501(c)(3) | 1990 | ||||
| Grace Supply Foundation Inc | Youth development | 501(c)(3) | 2025 | |||
| Grace Worship Assembly Inc | Religion-related | 501(c)(3) | 2025 | $0 | $0 | 2021-12 |
| Graceful Life Care Ministry Inc | Human services | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Graceful Life Church Inc | 501(c)(3) | 1994 | 2022-12 | |||
| Greater Glory Church of God in Christ Inc | Religion-related | 501(c)(3) | 2023 | |||
| Greater Mt Carmel Pentecostal Church Inc | Religion-related | 501(c)(3) | 2002 | |||
| Greater New Haven Math League | Education | 501(c)(3) | 2026 | |||
| Green Dragon Enterprises Inc | Education | 501(c)(3) | 2001 | $0 | $0 | 2025-06 |
| Green Peacock Corporation | Health care | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Guanyin Citta Inc | Community improvement and capacity building | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Guns2gardens CT Inc | Human services | 501(c)(3) | 2026 | |||
| Haitian Community Center of Greater New Haven Inc | Arts, culture and humanities | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Hamden Art League Inc | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Hamden Bible Baptist Church | Religion-related | 501(c)(3) | 1998 | |||
| Hamden Black History Committee | Arts, culture and humanities | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Hamden Bocce Club Inc | Recreation and sports | 501(c)(3) | 1997 | $0 | $0 | 2025-06 |
| Hamden Business and Professional Womens Club | Community improvement and capacity building | 501(c)(3) | 2025 | |||
| Hamden Fire Retirees Association Inc | Mutual and membership benefit | 501(c)(7) | 2018 | $0 | $0 | 2025-12 |
| Hamden Firefighters Charitable Foundation Inc | Public and societal benefit | 501(c)(3) | 2024 | |||
| Hamden Gridiron Booster Association | Education | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Hamden High School Music Parents Organization Inc | Education | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Hamden High School Track and Field Booster Club | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Hamden Historical Society Inc | Arts, culture and humanities | 501(c)(3) | 2014 | $0 | $0 | 2026-05 |
| Hamden Homicide Memorial Botanical Garden of Healing | Environment | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Hamden Newhall Neighborhood Association | Community improvement and capacity building | 501(c)(3) | 2026 | |||
| Hamden Police Activity League Inc | Youth development | 501(c)(3) | 2026 | |||
| Hamden Police Benvolent Association Inc | 501(c)(4) | 1985 | $0 | $0 | 2025-12 | |
| Hamden Regional Chamber Or Commerce Foundation Inc | Employment | 501(c)(3) | 2026 | |||
| Hamden Womans Inc GFWC | Arts, culture and humanities | 501(c)(3) | 2015 | $0 | $0 | 2025-05 |
| Hamden Youth Lacrosse Inc | Recreation and sports | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Harmony Inc | Arts, culture and humanities | 501(c)(3) | 2014 | $0 | $0 | 2026-06 |
| Harvest International Christian Center Inc | Religion-related | 501(c)(3) | 2008 | |||
| Helping Hands Extends To All Gods People | Mental health and crisis intervention | 501(c)(3) | 2025 | |||
| Henry E and Nancy Horton Bartels Trust for the Benefit of | 501(c)(3) | 1994 | 2019-12 | |||
| Hidden Cabinet Films Co | Arts, culture and humanities | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Higher Ground Always Abounding Assemblies Incorporated | 501(c)(3) | 1993 | ||||
| Hisses To Kisses | Animal-related | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| Holistic Behavioral Health Wellness Center Inc | Health care | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Holy Ghost Deliverance III Tabernacle | Religion-related | 501(c)(3) | 2005 | |||
| Hopeful Horizons for Children Inc | International, foreign affairs and national security | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Hour of Power Ministries of God Inc | Religion-related | 501(c)(3) | 2002 | |||
| Hunt Family Fund | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1998 | $2.4 million | 2025-12 | |
| Igbo Womens Association of Connecticut | Arts, culture and humanities | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| Iglesia Cristiana La Sendamilagrosa | 501(c)(3) | 1964 | ||||
| Iglesia Jehova Mi Roca | Religion-related | 501(c)(3) | 2014 | |||
| Ikenga-Nri Community USA | Arts, culture and humanities | 501(c)(3) | 2011 | $0 | $0 | 2025-05 |
| Inextricably Bound Community Development Corporation | Human services | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Infection Control Nurses of Connecticut Inc | 501(c)(3) | 1993 | $36,703 | 2025-12 | ||
| Institute for Human Rights & Protec Tion Corporate | Education | 501(c)(3) | 2026 | $0 | $0 | 2026-02 |
| Institute of Industrial Engineers Inc | 501(c)(3) | 1963 | $0 | $0 | 2026-03 | |
| International Association of Sheet Metal Air Rail & Transportation | Employment | 501(c)(5) | 2015 | $0 | $0 | 2025-12 |
| International Order of the Rainbow Girls | 501(c)(3) | $0 | $0 | 2025-12 | ||
| International Order of the Rainbow Girls | 501(c)(3) | 1942 | $0 | $0 | 2025-12 | |
| International Order of the Rainbow Girls | 501(c)(3) | 1942 | $0 | $0 | 2025-12 | |
| International Order of the Rainbow Girls | 501(c)(3) | 1942 | $0 | $0 | 2025-05 | |
| International Order of the Rainbow Girls | 501(c)(3) | 1942 | $0 | $0 | 2025-05 | |
| International Order of the Rainbow Girls | 501(c)(3) | 1942 | $0 | $0 | 2025-05 | |
| International Order of the Rainbow Girls | 501(c)(3) | 1942 | $0 | $0 | 2025-05 | |
| International Order of the Rainbow Girls | 501(c)(3) | 1942 | $0 | $0 | 2025-05 | |
| International Order of the Rainbow Girls | 501(c)(3) | 1942 | $0 | $0 | 2025-05 | |
| International Order of the Rainbow Girls | 501(c)(3) | 1942 | $0 | $0 | 2025-05 | |
| Interqual Research and Training Institute | Human services | 501(c)(3) | 2025 | $0 | $0 | 2025-06 |
| Interrelations Collaborative Inc | Recreation and sports | 501(c)(3) | 2002 | $0 | $0 | 2025-06 |
| Iota Mu House Corporation of Chi Omega Fraternity | Education | 501(c)(7) | 2025 | $0 | $0 | 2025-12 |
| Irelands Great Hunger Museum Inc | Arts, culture and humanities | 501(c)(3) | 2013 | $0 | $0 | 2025-06 |
| Irish Cultural and Sports Association of Southern Connecticu | Arts, culture and humanities | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Irish History Round Table Inc | 501(c)(3) | 1993 | $0 | $0 | 2025-12 | |
| Islamic Center of Hamden Inc | Religion-related | 501(c)(3) | 2000 | |||
| J Lewis Community Services Inc | Community improvement and capacity building | 501(c)(3) | 2024 | |||
| James Hillhouse Class of 1988 Scholarship | Education | 501(c)(3) | 2025 | |||
| Jamie Lynn Sullivan Memorial Foundation | Education | 501(c)(3) | 2003 | $0 | $0 | 2025-12 |
| Jazz Haven Inc | Arts, culture and humanities | 501(c)(3) | 1997 | $0 | $0 | 2026-06 |
| Jazz Is New Haven | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Jeromes Promise Inc | Mental health and crisis intervention | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Jewish Home for Children | 501(c)(3) | 1970 | $1.2 million | 2024-12 | ||
| Jordans Health & Wellness Corporation | Human services | 501(c)(3) | 2019 | $0 | $0 | 2023-12 |
| Kappa Alpha Theta Fraternity | 501(c)(7) | 1940 | ||||
| Kim Sanghee Fellowship Inc | Education | 501(c)(3) | 1997 | $384,287 | 2025-12 | |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2025-12 | |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2025-12 | |
| Korean Presbyterian Church of Connecticut | Religion-related | 501(c)(3) | 1998 | |||
| Lambda Zeta Sigma Foundation | Education | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Laurel Oaks Sda School | 501(c)(3) | 1947 | ||||
| League of Women Voters of Connecticut Inc | 501(c)(4) | 1964 | $0 | $0 | 2025-06 | |
| League of Women Voters of Connecticut Inc | 501(c)(4) | 1950 | $0 | $0 | 2025-06 | |
| Legacy Developmental Services | Youth development | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Lewis G Schaeneman Jr Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1995 | $6.4 million | 2025-12 | |
| Life Changing Outreach Ministry | Religion-related | 501(c)(3) | 2013 | |||
| Lifting Others Virtuously Everyday | Human services | 501(c)(3) | 2022 | $0 | $0 | 2025-06 |
| Light at the End of the Puzzle Inc | Human services | 501(c)(3) | 2025 | |||
| Lion of Judah International Ministries Inc | Religion-related | 501(c)(3) | 2013 | $0 | $0 | 2024-12 |
| Little Symphony Society Inc | 501(c)(3) | 1975 | $0 | $0 | 2025-12 | |
| Living Testimony Holy Apostolic Church | Religion-related | 501(c)(3) | 2004 | |||
| Living Water Citadel Center of Worship | Religion-related | 501(c)(3) | 1995 | |||
| Love Center Deliverance Ministry Inc | Religion-related | 501(c)(3) | 2004 | |||
| Love-On Inc | Mental health and crisis intervention | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Lpic Inc | Human services | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Luke 4 18 Ministries Inc | Religion-related | 501(c)(3) | 2024 | |||
| MTZ Legacy Development Corporation | Housing and shelter | 501(c)(3) | 2025 | |||
| Magenta Mind Inc | Education | 501(c)(3) | 2024 | $0 | $0 | 2026-06 |
| Magnolia Theatre Company | Arts, culture and humanities | 501(c)(3) | 2019 | $0 | $0 | 2025-08 |
| Making A Difference Foundation Inc | Education | 501(c)(3) | 2021 | |||
| Marquise L Baskin Touchable Foundation Inc | Education | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Mason T Stasiak Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2022 | $0 | $0 | 2025-07 |
| Mighty Ones | Arts, culture and humanities | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| Ministry Over Religion | Religion-related | 501(c)(3) | 2025 | |||
| Miracle Mission Ministries Inc | Religion-related | 501(c)(3) | 2003 | |||
| Mirror Visions Inc | Arts, culture and humanities | 501(c)(3) | 2000 | $58,275 | 2025-12 | |
| Miss CT Scholarship Organization Inc | Education | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Missionary Rescue Foundation | Religion-related | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| Modern Woodmen of America | 501(c)(8) | 1972 | $0 | $0 | 2025-12 | |
| Modern Woodmen of America | 501(c)(8) | 1972 | $0 | $0 | 2025-12 | |
| Momentum Platform Project Inc | Human services | 501(c)(3) | 2025 | |||
| Mount Calvary Deliverance Tabernacle Inc | Religion-related | 501(c)(3) | 2016 | |||
| Mount Carmel Burying Ground Society of Hamden | 501(c)(13) | 1945 | $0 | $0 | 2026-03 | |
| Mount of God Tabernacle Inc | Religion-related | 501(c)(3) | 2022 | |||
| Mt Calvary Holy Church Revival Center Incorporated | Religion-related | 501(c)(3) | 2019 | |||
| Mystery of 64 Squares Inc | Education | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Nadeau Farm Inc | Food, agriculture and nutrition | 501(c)(3) | 2020 | $0 | $0 | 2026-04 |
| Napo Inc | Arts, culture and humanities | 501(c)(3) | 1998 | 2008-09 | ||
| National Association of Negro Busin Ess and Professional Womens C | Education | 501(c)(3) | 1998 | $0 | $0 | 2024-06 |
| National Association of Teachers of Singing Inc | Education | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| National Society of the Daughters of the American Revolution | 501(c)(3) | 1938 | $0 | $0 | 2025-12 | |
| New Beginnings Fellowship Inc | 501(c)(3) | 1991 | ||||
| New Day Outreach Ministries Incorporated | Religion-related | 501(c)(3) | 1998 | |||
| New England Supreme Athletics Inc | Education | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| New Haven Baptist Union Inc the | 501(c)(3) | 1983 | ||||
| New Haven Fire Department Post 132 | Public and societal benefit | 501(c)(19) | 2022 | $0 | $0 | 2024-12 |
| New Haven Kiwanis Club Foundation Inc | 501(c)(3) | 1990 | $54,354 | 2025-09 | ||
| New Haven Korean Church | 501(c)(3) | 1981 | ||||
| New Haven Oratorio Choir Inc | Arts, culture and humanities | 501(c)(3) | 1997 | $0 | $0 | 2025-08 |
| New Haven Paint & Clay Club Inc Trust | Arts, culture and humanities | 501(c)(3) | 2015 | $0 | $0 | 2025-04 |
| New Haven Road Runners Inc | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2024-12 |
| New Haven Telephone Employees CSF | 501(c)(3) | 1952 | $0 | $0 | 2025-12 | |
| New Life Deliverance Ministries Inc | Religion-related | 501(c)(3) | 2000 | |||
| Northern Ghana Association of New England Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Obidimma Okobi Memorial Foundation Inc | Education | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| Olivet Baptist Church | 501(c)(3) | 1972 | ||||
| Our Kids 4 Kids Vision | Youth development | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Our Lord Cometh Word Ministry Incorporated | Religion-related | 501(c)(3) | 2010 | |||
| PK Foundation | Human services | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Parent Teacher Assoc of CT | 501(c)(3) | 1955 | $0 | $0 | 2025-06 | |
| Parent Teacher Association of Connecticut Inc | 501(c)(3) | 1955 | $0 | $0 | 2026-06 | |
| Parent Teacher Association of Connecticut Inc | Education | 501(c)(3) | 1955 | $0 | $0 | 2026-06 |
| Parent Teacher Association of Connecticut Inc | 501(c)(3) | 1955 | $0 | $0 | 2025-06 | |
| Parent Teacher Association of Connecticut Inc | 501(c)(3) | 1955 | $0 | $0 | 2025-06 | |
| Parent Teacher Association of Connecticut Inc | 501(c)(3) | 1979 | $0 | $0 | 2025-06 | |
| Parent Teacher Association of Connecticut Inc | Education | 501(c)(3) | 1955 | $0 | $0 | 2026-06 |
| Pi Kappa Phi Fraternity | 501(c)(7) | 1941 | $0 | $0 | 2024-12 | |
| Play With Grace Expressive Arts Programs Inc | Human services | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Pop Warner Little Scholars Inc | 501(c)(3) | 1990 | $0 | $0 | 2024-12 | |
| Powerful Experiences for Art & Cultural Exchange Inc | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Powerlayups | Youth development | 501(c)(3) | 2024 | |||
| Preachers House | Religion-related | 501(c)(3) | 1999 | |||
| Proactive Health Busters Corporation | Health care | 501(c)(3) | 2023 | $1 | 2025-12 | |
| Project Hope CT Inc | Youth development | 501(c)(3) | 2019 | $0 | $0 | 2026-02 |
| Proverbs | Human services | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Psi Chi the National Honor Society in Psychology | 501(c)(3) | 1957 | $0 | $0 | 2025-06 | |
| Ptsa Connecticut Congress | 501(c)(3) | 1955 | $0 | $0 | 2025-06 | |
| Ptsa Connecticut Inc | 501(c)(3) | 1955 | $0 | $0 | 2026-06 | |
| Ptsa Connecticut Inc | 501(c)(3) | 1955 | $0 | $0 | 2025-06 | |
| Ptsa Connecticut Inc Ridge Hill School Pta | Education | 501(c)(3) | 1955 | $0 | $0 | 2025-06 |
| Queens School Enugu Alumni Northeast & Surroundings Usa-Quean | Education | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Rain of Hope Inc | Community improvement and capacity building | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Redeemers Missionary Baptist Church | Religion-related | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Redlips for Change Inc | Arts, culture and humanities | 501(c)(3) | 2025 | |||
| Restoration and Healing Ministries | Religion-related | 501(c)(3) | 2026 | |||
| Restoring the Village | Food, agriculture and nutrition | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Revival Church Inc | Religion-related | 501(c)(3) | 2022 | |||
| Rising Star Ministries | Religion-related | 501(c)(3) | 2020 | |||
| Romanul | Arts, culture and humanities | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Rotary International | 501(c)(4) | 1942 | $0 | $0 | 2025-06 | |
| Ruff and Scratchy Incorporated | 501(c)(3) | 2012 | $0 | $0 | 2025-12 | |
| Rydas 4 Righteousness MM Inc | Religion-related | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| S C S C Womens Association | 501(c)(3) | 1982 | $0 | $0 | 2026-05 | |
| S P O R T Academy Est 2013 Inc | Recreation and sports | 501(c)(3) | 2023 | $0 | $0 | 2025-06 |
| Sacred Heart Academy Endowment Fund Inc | 501(c)(3) | 1946 | ||||
| Sacred Heart Academy Inc | 501(c)(3) | 1946 | ||||
| Sacred Heart Manor Inc | 501(c)(3) | 1946 | ||||
| Sanando Las Heridas | 501(c)(3) | 1972 | ||||
| Seminary of the Open Bible | Religion-related | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| She Can Edit | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| She Thought He Said | Human services | 501(c)(3) | 2026 | |||
| Sigma Gamma Rho Sorority Inc | 501(c)(7) | 1982 | $0 | $0 | 2025-06 | |
| Sigma Theta Tau International Inc | 501(c)(3) | 1954 | $0 | $0 | 2024-06 | |
| Sisterhood & Brotherhood of American Islanders | Human services | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Sisters With A New Attitude Women Support Group Inc | Human services | 501(c)(3) | 2025 | |||
| Sisters for Life Corp | Human services | 501(c)(3) | 2025 | |||
| Sleeping Giant Park Association Inc | 501(c)(3) | 1977 | $0 | $0 | 2024-08 | |
| Society of Plastics Engineers | 501(c)(3) | 1945 | $0 | $0 | 2023-06 | |
| Southern Connecticut Diamond Club Inc | Recreation and sports | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Spirit and Life Ministries Inc | Religion-related | 501(c)(3) | 2006 | |||
| St Paul Vi Parish Corporation | 501(c)(3) | 1946 | ||||
| St Stephens Roman Catholic Church Corporation of Hamden | 501(c)(3) | 1946 | ||||
| Stephen Watchorn Foundation Inc | 501(c)(3) | 1969 | $100,164 | 2025-12 | ||
| Strong Tower Pentacostal Church of God in Christ | Religion-related | 501(c)(3) | 2000 | |||
| Sweeney Civil Construction Academy Inc | Employment | 501(c)(3) | 2026 | |||
| Swith Education & Service | Human services | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Tabernacle of Faith Deliverance Church Inc | Religion-related | 501(c)(3) | 2000 | |||
| Tabernacle of Faith and Deliverance Ministry | Religion-related | 501(c)(3) | 2025 | |||
| Teachable Moments Inc | Human services | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| The City of Refuge Ministry | Religion-related | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| The Descendants of Enslaved Ancestors Inc | Civil rights, social action and advocacy | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| The Happy Church | Religion-related | 501(c)(3) | 2018 | |||
| The Saint Ritas Church of Harrden | 501(c)(3) | 1946 | ||||
| The Willie Park Society Incorporated | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Threads of Grace Inc | Public and societal benefit | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Thupten Ling Dharma Center Inc | Religion-related | 501(c)(3) | 2008 | |||
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2024-12 | |
| Toccata Concert Series | Arts, culture and humanities | 501(c)(3) | 2013 | $0 | $0 | 2026-06 |
| Trinity Tabernacle of Praise | 501(c)(3) | 1972 | ||||
| Trureform | Community improvement and capacity building | 501(c)(3) | 2023 | |||
| Ujaro Deepa Org | Religion-related | 501(c)(3) | 2013 | |||
| United By One Inc | Civil rights, social action and advocacy | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| Uttermost Deliverances & Resotration Ministries Inc | Religion-related | 501(c)(3) | 2004 | |||
| VFW Auxiliary Department of Connecticut Inc | Public and societal benefit | 501(c)(19) | 2009 | $0 | $0 | 2026-06 |
| Vasa Order of America | 501(c)(8) | 1945 | $0 | $0 | 2026-04 | |
| Vibe Innovations | Employment | 501(c)(3) | 2025 | $0 | $0 | 2025-06 |
| Victory Temple Church Inc | Religion-related | 501(c)(3) | 2001 | |||
| Virgin Mary & Archangel Mikhael Coptic Orthodox Church of CT | 501(c)(3) | 1990 | ||||
| Vision Shuttle and Sanctuary Inc | Human services | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Walk of Faith Church of Christ Disciples of Christ Family Center | Religion-related | 501(c)(3) | 2007 | |||
| We Are the Village LLC | Youth development | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Wedehyah Inc | Education | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Well Connecticut Wellness & Urban Trauma Center Inc | Mental health and crisis intervention | 501(c)(3) | 2025 | |||
| West Haven Church of Christ Inc | Religion-related | 501(c)(3) | 2004 | |||
| West Rock Ridge Park Association Inc | Environment | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| West Woods Bible Chapel Inc | 501(c)(3) | 1963 | ||||
| William Caspar Graustein Memorial Fund | 501(c)(3) | 1994 | $121.2 million | 2024-12 | ||
| Wings Charity Fund | Public and societal benefit | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Winnett Food Forest Inc | Food, agriculture and nutrition | 501(c)(3) | 2022 | $49,034 | 2026-03 | |
| Women Healing Hearts | Human services | 501(c)(3) | 2026 | |||
| Yahweh Ghana Kids Tsahs Rescue | International, foreign affairs and national security | 501(c)(3) | 2026 | |||
| Younited Wellness Inc | Human services | 501(c)(3) | 2024 | |||
| Zigler International Child Development Association Corp | Education | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Connecticut Classic Chevy | 501(c)(7) | 1995 | $-4,373 | $26,100 | 2025-06 |
By cause in Hamden, CT
- Religion-related 63
- Education 50
- Arts, culture and humanities 47
- Human services 42
- Recreation and sports 24
- Youth development 16
- Community improvement and capacity building 14
- Philanthropy, voluntarism and grantmaking foundations 12
- Public and societal benefit 10
- Employment 7
- Health care 7
- International, foreign affairs and national security 7
- Civil rights, social action and advocacy 6
- Mental health and crisis intervention 6
- Environment 5
- Food, agriculture and nutrition 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.