Data / Nonprofits / California / Palo Alto
Nonprofits in Palo Alto, CA: 1,016 registered with the IRS
1,016 nonprofits are registered with the IRS in Palo Alto, CA, 941 of them 501(c)(3) charities; the 359 that report revenue took in $5.08 billion. The largest by revenue: Lucile Salter Packard Childrens Hospital at Stanford ($2.89 billion), Electric Power Research Institute Inc ($503.2 million), Packard Childrens Health Alliance ($166.9 million). Most common causes: education (173), philanthropy, voluntarism and grantmaking foundations (166), arts, culture and humanities (81).
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The 500 largest by revenue
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Lucile Salter Packard Childrens Hospital at Stanford | Health care | 501(c)(3) | 1984 | $2.89 billion | $4.87 billion | 2025-08 |
| Electric Power Research Institute Inc | Public and societal benefit | 501(c)(3) | 1972 | $503.2 million | $401.9 million | 2024-12 |
| Packard Childrens Health Alliance | Health care | 501(c)(3) | 2014 | $166.9 million | $47.4 million | 2025-08 |
| Lucile Packard Foundation for Childrens Health | Health care | 501(c)(3) | 2001 | $160.9 million | $346.5 million | 2025-08 |
| Arc Research Institute | Medical research | 501(c)(3) | 2022 | $122.3 million | $184.4 million | 2024-12 |
| Coefficient Giving Advisors Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | $100.9 million | $91.8 million | 2024-12 |
| Coefficient Giving Action Fund | Community improvement and capacity building | 501(c)(4) | 2018 | $83.2 million | $41.2 million | 2024-12 |
| Chan Zuckerberg Initiative Advocacy | Public and societal benefit | 501(c)(4) | 2016 | $76 million | $32.9 million | 2024-12 |
| Peninsula Open Space Trust | Environment | 501(c)(3) | 1977 | $62.3 million | $373.8 million | 2025-06 |
| Castilleja School Foundation | Education | 501(c)(3) | 1943 | $55.5 million | $317 million | 2025-06 |
| Catalyst4 Inc | Environment | 501(c)(4) | 2022 | $48.5 million | $1.10 billion | 2024-12 |
| Palo Alto University Inc | Education | 501(c)(3) | 1976 | $42.4 million | $47.1 million | 2025-07 |
| Childrens Health Council Inc | Health care | 501(c)(3) | 1954 | $41.3 million | $121.9 million | 2025-06 |
| Nova Ukraine | International, foreign affairs and national security | 501(c)(3) | 2015 | $41.2 million | $27.8 million | 2024-12 |
| Silicon Valley International School | 501(c)(3) | 1980 | $36.4 million | $102.1 million | 2025-06 | |
| Palo Alto Veterans Institute for Research | Medical research | 501(c)(3) | 1996 | $35.9 million | $19.1 million | 2025-09 |
| Channing House | Human services | 501(c)(3) | 1978 | $32.3 million | $191.6 million | 2026-02 |
| Oshman Family Jewish Community Center | 501(c)(3) | 1989 | $31 million | $113 million | 2025-06 | |
| Supporting Initiatives To Redistribute Unused Medicine-Sirum | Health care | 501(c)(3) | 2011 | $29 million | $18.8 million | 2024-12 |
| 899 Charleston | Housing and shelter | 501(c)(3) | 2008 | $20.5 million | $147.7 million | 2025-06 |
| Palo Alto Community Child Care | Human services | 501(c)(3) | 1974 | $17.8 million | $13 million | 2025-06 |
| Keys Family Day School Inc | Education | 501(c)(3) | 1974 | $17.6 million | $39.8 million | 2025-06 |
| Girls Middle School | Education | 501(c)(3) | 1997 | $17.5 million | $55.9 million | 2025-06 |
| Gideon Hausner Jewish Day School | Education | 501(c)(3) | 1990 | $17.4 million | $50.7 million | 2025-06 |
| Annual Reviews | Science and technology | 501(c)(3) | 1948 | $17 million | $6.6 million | 2024-12 |
| We Hope | Youth development | 501(c)(3) | 2000 | $13.7 million | $10.3 million | 2024-12 |
| The Kehillah School | Education | 501(c)(3) | 2000 | $13.3 million | $24.5 million | 2025-06 |
| Bowman International School | Education | 501(c)(3) | 1995 | $12.9 million | $60.2 million | 2025-08 |
| Beneficent Technology Inc | Human services | 501(c)(3) | 2001 | $12.7 million | $3.4 million | 2024-12 |
| Freewill Impact Fund | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2021 | $11.9 million | $1 million | 2024-12 |
| Tidepool Project | Diseases, disorders and medical disciplines | 501(c)(3) | 2014 | $11.7 million | $16.5 million | 2025-06 |
| Achievekids | Education | 501(c)(3) | 1996 | $11.3 million | $10.8 million | 2025-06 |
| Quest Scholars Program | Education | 501(c)(3) | 2000 | $11.3 million | $22.1 million | 2024-12 |
| Ronald McDonald House Charities-Bay Area | 501(c)(3) | 1979 | $10 million | $103.1 million | 2024-12 | |
| Maker Bhavan Foundation | Education | 501(c)(3) | 2019 | $9.7 million | $10 million | 2025-12 |
| Institute for the Future | Education | 501(c)(3) | 1996 | $8.8 million | $5.3 million | 2025-12 |
| Avenidas | Human services | 501(c)(3) | 1964 | $8 million | $56.8 million | 2025-06 |
| Crypto Open Patent Alliance | Community improvement and capacity building | 501(c)(6) | 2021 | $7.8 million | $4.5 million | 2024-12 |
| Embarcadero Media Foundation | Arts, culture and humanities | 501(c)(3) | 2020 | $7.5 million | $3.9 million | 2024-12 |
| Alta Housing | Housing and shelter | 501(c)(3) | 2004 | $7.2 million | $69.1 million | 2024-12 |
| West Valley Flying Club | 501(c)(7) | 1975 | $7.1 million | $2.3 million | 2024-12 | |
| Palo Alto Museum | Arts, culture and humanities | 501(c)(3) | 2005 | $5.9 million | $26.8 million | 2025-06 |
| Palo Alto Partners in Education | Education | 501(c)(3) | 1988 | $5.4 million | $364,173 | 2025-06 |
| Pahc Apartments Inc | 501(c)(3) | 1995 | $5.4 million | $15.2 million | 2024-12 | |
| Sitare Foundation | International, foreign affairs and national security | 501(c)(3) | 2019 | $5.1 million | $39 million | 2024-12 |
| Indian Institute of Technology Kanpur Foundation Inc | Education | 501(c)(3) | 2001 | $5 million | $2 million | 2025-12 |
| Annual Reviews Investment Corporation | Science and technology | 501(c)(3) | 2015 | $4.5 million | $130.2 million | 2024-12 |
| Palo Alto Public Improvement Corporation | 501(c)(4) | 1983 | $4.3 million | $148.8 million | 2025-06 | |
| University Club of Palo Alto | 501(c)(7) | 1956 | $4.2 million | $6.3 million | 2025-09 | |
| Schoolhouse World Inc | Education | 501(c)(3) | 2021 | $4.2 million | $7.7 million | 2024-12 |
| Global Witness Foundation | Social science | 501(c)(3) | 2001 | $4.2 million | $9,694 | 2025-04 |
| Technology Matters | Science and technology | 501(c)(3) | 2023 | $4.2 million | $2 million | 2024-12 |
| Palo Alto Soccer Club Inc | Recreation and sports | 501(c)(3) | 1997 | $4.1 million | $1.3 million | 2024-04 |
| Koum Family Action Fund | Civil rights, social action and advocacy | 501(c)(4) | 2025 | $4 million | $4 million | 2024-12 |
| Pahc Management and Services Corporation | Housing and shelter | 501(c)(3) | 2004 | $4 million | $3.9 million | 2024-12 |
| Vista Center for the Blind and Visually Impaired | Diseases, disorders and medical disciplines | 501(c)(3) | 1947 | $3.9 million | $12.8 million | 2025-06 |
| Branch Services | Human services | 501(c)(3) | 2023 | $3.9 million | $2.6 million | 2025-06 |
| Kestrel Institute | 501(c)(3) | 1982 | $3.9 million | $4.6 million | 2024-12 | |
| Avago Technologies U S Inc | 501(c)(9) | 1992 | $3.7 million | $1.5 million | 2024-12 | |
| Childrens Pre-School Center Inc | Education | 501(c)(3) | 2014 | $3.7 million | $909,560 | 2024-12 |
| Housing Industry Foundation | 501(c)(3) | 1995 | $3.4 million | $1.5 million | 2024-12 | |
| Climate Resilient Communities | Human services | 501(c)(3) | 2022 | $3 million | $1.5 million | 2025-06 |
| Leleka Foundation | International, foreign affairs and national security | 501(c)(3) | 2015 | $2.9 million | $958,949 | 2024-12 |
| Pahc Properties Corporation | Housing and shelter | 501(c)(3) | 1970 | $2.9 million | $29 million | 2024-12 |
| Elizabeth F Gamble Garden | Environment | 501(c)(3) | 1986 | $2.8 million | $11.4 million | 2025-06 |
| Sports Medicine Institute International | Education | 501(c)(3) | 1997 | $2.7 million | $1.8 million | 2025-09 |
| Athena Academy Inc | Education | 501(c)(3) | 2014 | $2.7 million | $3.8 million | 2025-06 |
| Startx | Community improvement and capacity building | 501(c)(3) | 2013 | $2.7 million | $7.8 million | 2024-12 |
| Canopy | Environment | 501(c)(3) | 2002 | $2.6 million | $1.2 million | 2025-06 |
| Erudite Technology Group | Education | 501(c)(3) | 1998 | $2.5 million | $1.1 million | 2025-08 |
| Grassroots Ecology | Environment | 501(c)(3) | 2018 | $2.5 million | $1.7 million | 2025-06 |
| Wilson Sonsini Goodrich & Rosati Foundation | 501(c)(3) | 1995 | $2.5 million | $3.2 million | 2025-12 | |
| The Palo Alto Community Fund | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1998 | $2.4 million | $12.3 million | 2025-06 |
| Acterra Action for A Healthy Planet | Environment | 501(c)(3) | 1973 | $2.4 million | $1.7 million | 2025-06 |
| Foothills Tennis & Swimming Club | 501(c)(7) | 1960 | $2.4 million | $3.1 million | 2025-12 | |
| California Academy of Studio Arts I NC | Education | 501(c)(3) | 2024 | $2.4 million | $78.8 million | 2025-06 |
| Onereef Worldwide Stewardship | Animal-related | 501(c)(3) | 2014 | $2.3 million | $2 million | 2025-12 |
| Community Skating Inc | Recreation and sports | 501(c)(3) | 1987 | $2.2 million | $2.4 million | 2025-04 |
| Living Wisdom School of Palo Alto | Education | 501(c)(3) | 2000 | $2.2 million | $2.8 million | 2024-12 |
| BLCK VC | Civil rights, social action and advocacy | 501(c)(3) | 2021 | $2.1 million | $1.8 million | 2024-12 |
| X245 Foundation | Religion-related | 501(c)(3) | 2020 | $2.1 million | $8.2 million | 2025-12 |
| Kara | 501(c)(3) | 1977 | $2.1 million | $2 million | 2024-12 | |
| Digital Education Project | Education | 501(c)(3) | 2020 | $2.1 million | $2.3 million | 2024-12 |
| Cystic Fibrosis Research Institute | Medical research | 501(c)(3) | 1975 | $2.1 million | $4.2 million | 2024-12 |
| Green Foothills Foundation | 501(c)(3) | 1966 | $1.9 million | $4 million | 2026-03 | |
| Tie Silicon Valley Inc | 501(c)(6) | 1997 | $1.9 million | $3.1 million | 2024-12 | |
| Cancer Commons | Health care | 501(c)(3) | 2012 | $1.8 million | $668,478 | 2025-06 |
| Imagination Lab School | Education | 501(c)(3) | 2016 | $1.8 million | $648,702 | 2025-06 |
| Coefficient Giving Reserch | Education | 501(c)(3) | 2016 | $1.8 million | $21.6 million | 2024-12 |
| Palo Alto Swim Club | Recreation and sports | 501(c)(3) | 1987 | $1.7 million | $1 million | 2025-12 |
| Peninsula Family Connections | Mental health and crisis intervention | 501(c)(3) | 2000 | $1.7 million | $1.2 million | 2025-06 |
| East Palo Alto Academy Foundation | Education | 501(c)(3) | 2006 | $1.7 million | $4.1 million | 2025-06 |
| Covenant Childrens Center | Education | 501(c)(3) | 2014 | $1.7 million | $447,359 | 2025-08 |
| Arastradero Park Apartment Corporation | Housing and shelter | 501(c)(3) | 1994 | $1.6 million | $5.4 million | 2024-12 |
| Pursuit of Excellence | 501(c)(3) | 1985 | $1.6 million | $5.2 million | 2025-05 | |
| Ising Silicon Valley | Arts, culture and humanities | 501(c)(3) | 2015 | $1.5 million | $1.5 million | 2025-07 |
| Friends for Youth Inc | Youth development | 501(c)(3) | 1985 | $1.5 million | $1.1 million | 2024-12 |
| Golden State Youth Orchestra Association | 501(c)(3) | 1966 | $1.4 million | $1.3 million | 2025-07 | |
| Palo Alto Art Center Foundation | Arts, culture and humanities | 501(c)(3) | 1977 | $1.4 million | $1.7 million | 2025-06 |
| A2sv Foundation | Human services | 501(c)(3) | 2022 | $1.4 million | $0 | 2024-12 |
| Learning Center | 501(c)(3) | 1979 | $1.4 million | $1.6 million | 2025-06 | |
| Cornerstone Mandarin Center | Arts, culture and humanities | 501(c)(3) | 2014 | $1.4 million | $550,771 | 2025-12 |
| Silicon Valley Soccer Academy | Recreation and sports | 501(c)(3) | 2018 | $1.4 million | $125,341 | 2024-04 |
| Unamesa Association | Health care | 501(c)(3) | 2007 | $1.3 million | $4,798 | 2024-12 |
| The Baker Institute for Children With Hearing Loss | Diseases, disorders and medical disciplines | 501(c)(3) | 2008 | $1.3 million | $4.1 million | 2025-12 |
| Palo Alto Players-Peninsula Center Stage | 501(c)(3) | 1979 | $1.3 million | $1.5 million | 2025-06 | |
| Ekatra Foundation | Education | 501(c)(3) | 2014 | $1.3 million | $1.3 million | 2025-12 |
| California Youth Symphony Association | Arts, culture and humanities | 501(c)(3) | 1954 | $1.2 million | $2.3 million | 2025-06 |
| Benevolent & Protective Order of Elks of the USA | 501(c)(8) | 1951 | $1.2 million | $23.6 million | 2026-03 | |
| Greenmeadow Community Association Inc | 501(c)(4) | 1957 | $1.2 million | $3.1 million | 2025-12 | |
| Tru | Education | 501(c)(3) | 2015 | $1.2 million | $1.5 million | 2025-06 |
| Jewish Study Network Inc | Religion-related | 501(c)(3) | 2001 | $1.1 million | $33,531 | 2025-06 |
| La Comida Senior Nutrition | 501(c)(3) | 1973 | $1.1 million | $2.7 million | 2025-06 | |
| Fiat Lux Foundation | 501(c)(3) | 2010 | $1.1 million | $424,625 | 2024-12 | |
| Adas Cafe | Employment | 501(c)(3) | 2012 | $1.1 million | $1.1 million | 2024-12 |
| California Regional Training Center | Recreation and sports | 501(c)(3) | 2022 | $1.1 million | $481,298 | 2025-12 |
| Palo Alto Va Child Development Inc | Education | 501(c)(3) | 1991 | $1.1 million | $221,245 | 2024-12 |
| A Foundation Building Strength Inc | Medical research | 501(c)(3) | 2008 | $1 million | $3.4 million | 2024-12 |
| Women in Product | Human services | 501(c)(3) | 2016 | $1 million | $1 million | 2024-12 |
| Connectsafely Inc | Human services | 501(c)(3) | 2015 | $1 million | $1.9 million | 2025-12 |
| Youth Community Service Inc | Youth development | 501(c)(3) | 2007 | $995,448 | $237,986 | 2025-06 |
| Eichler Swim & Tennis Club | 501(c)(7) | 1961 | $982,588 | $2.5 million | 2025-01 | |
| Doggie Protective Services for Homeless Tails | Animal-related | 501(c)(3) | 2014 | $969,207 | $260,644 | 2025-12 |
| Open Networking Foundation | 501(c)(6) | 2014 | $966,915 | $1.1 million | 2025-12 | |
| Magical Bridge Foundation | Recreation and sports | 501(c)(3) | 2016 | $961,729 | $1.2 million | 2024-12 |
| Palo Alto Club | 501(c)(7) | 1954 | $941,742 | $3.2 million | 2025-12 | |
| Montessori School of Los Altos | Education | 501(c)(3) | 1973 | $922,694 | $978,918 | 2025-06 |
| Art of Yoga Project | Human services | 501(c)(3) | 2006 | $856,327 | $894,262 | 2025-06 |
| Environmental Volunteers Inc | Environment | 501(c)(3) | 1979 | $842,484 | $3.2 million | 2025-06 |
| Pacific Art League of Palo Alto | 501(c)(3) | 1943 | $827,793 | $5.6 million | 2025-07 | |
| Camp Unalayee Association | Recreation and sports | 501(c)(3) | 1923 | $811,702 | $968,177 | 2025-12 |
| Pathwise Pathwise | Education | 501(c)(3) | 2011 | $805,286 | $796,464 | 2025-06 |
| Cardiac Therapy Foundation of the Midpeninsula | Diseases, disorders and medical disciplines | 501(c)(3) | 1993 | $800,237 | $996,885 | 2025-12 |
| Bay Area Friendship Circle | Human services | 501(c)(3) | 2006 | $789,359 | $956,664 | 2025-06 |
| Midpeninsula Community Media Center Inc | Public and societal benefit | 501(c)(3) | 2002 | $748,241 | $4.7 million | 2025-12 |
| Palo Alto Senior Housing Project Inc | Housing and shelter | 501(c)(3) | 1965 | $743,671 | $12.1 million | 2024-12 |
| Embodywise | Employment | 501(c)(3) | 2022 | $737,889 | $262,030 | 2024-12 |
| Friends of the Palo Alto Jr Museum and Zoo | Animal-related | 501(c)(3) | 1996 | $722,541 | $4.5 million | 2025-06 |
| Calnena in A California Corporation | Health care | 501(c)(3) | 1995 | $713,608 | $141,971 | 2024-12 |
| Peninsula Youth Orchestra | Arts, culture and humanities | 501(c)(3) | 2001 | $691,028 | $582,837 | 2025-06 |
| Palo Alto Chamber Orchestra | Arts, culture and humanities | 501(c)(3) | 2015 | $680,565 | $1.2 million | 2025-06 |
| NGPF Mission 2030 Fund | Education | 501(c)(4) | 2024 | $670,000 | $271,717 | 2024-12 |
| Friends of the Palo Alto Public Library | Education | 501(c)(3) | 1967 | $635,337 | $929,893 | 2026-06 |
| Palo Alto Chamber of Commerce LTD | 501(c)(6) | 1943 | $625,223 | $122,814 | 2024-12 | |
| Extreme Tech Challenge | Science and technology | 501(c)(3) | 2020 | $621,767 | $278,947 | 2025-12 |
| Oconnor Tract Cooperative Water Co | 501(c)(12) | 1944 | $614,338 | $3.4 million | 2024-12 | |
| Palo Alto Friends Nursery School | Education | 501(c)(3) | 1974 | $600,841 | $460,881 | 2025-07 |
| Institute for the Study of Learning and Expertise | 501(c)(3) | 1995 | $586,383 | $3.5 million | 2023-09 | |
| Mbolden Change | Human services | 501(c)(3) | 2006 | $562,553 | $339,680 | 2025-12 |
| Reservoir Engineering Research Institute | Science and technology | 501(c)(3) | 1991 | $547,635 | $181,004 | 2024-12 |
| First Congregational Church Nursery School | Education | 501(c)(3) | 1995 | $533,864 | $725,432 | 2025-06 |
| Palo Alto Humane Society | Animal-related | 501(c)(3) | 1953 | $522,954 | $2.9 million | 2024-12 |
| Zephyr Institute Inc | Community improvement and capacity building | 501(c)(3) | 2014 | $510,381 | $1.6 million | 2025-12 |
| University Club of Palo Alto Scholarship Fund | Education | 501(c)(3) | 1961 | $500,979 | $4.2 million | 2026-06 |
| Butterfly Grove School Inc | Education | 501(c)(3) | 2025 | $500,000 | $500,000 | 2025-07 |
| Interactive Sciences Incorporated | 501(c)(3) | 1981 | $485,189 | $2.8 million | 2025-06 | |
| Society of Decision Professionals | Community improvement and capacity building | 501(c)(6) | 2013 | $466,508 | $242,838 | 2025-06 |
| International Womens Conference Inc | Mental health and crisis intervention | 501(c)(3) | 2003 | $462,824 | $490,731 | 2025-12 |
| McLain Association for Children Inc | Education | 501(c)(3) | 2015 | $462,202 | $193,722 | 2024-12 |
| Shalem School | Religion-related | 501(c)(3) | 2020 | $460,664 | $96,610 | 2024-12 |
| Open Source Vision Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2019 | $457,086 | $217,952 | 2024-12 |
| Stevenson House Foundation | Housing and shelter | 501(c)(3) | 2022 | $435,345 | $15.9 million | 2024-12 |
| Beta University | Education | 501(c)(3) | 2023 | $434,800 | $414,798 | 2025-12 |
| Philippine Development Foundation | International, foreign affairs and national security | 501(c)(3) | 2001 | $433,006 | $471,111 | 2024-12 |
| United Through Education | Human services | 501(c)(3) | 2017 | $432,009 | $687,947 | 2024-12 |
| Museum of American Heritage | Arts, culture and humanities | 501(c)(3) | 1986 | $428,902 | $3.5 million | 2024-12 |
| Friends of the Palo Alto Childrens Theatre | Arts, culture and humanities | 501(c)(3) | 1983 | $421,823 | $1.2 million | 2026-05 |
| Voice for Asian Elephants Society | Animal-related | 501(c)(3) | 2016 | $414,643 | $194,084 | 2025-12 |
| Catholic Evangelism To the Chinese | Religion-related | 501(c)(3) | 2016 | $408,862 | $689,612 | 2025-12 |
| Silicon Valley Bicycle Exchange | Human services | 501(c)(3) | 2013 | $407,645 | $1.2 million | 2024-12 |
| Palo Alto Transportation Management Association | Human services | 501(c)(3) | 2018 | $403,607 | $89,727 | 2025-12 |
| The Decision Education Foundation | Education | 501(c)(3) | 2002 | $396,347 | $1.3 million | 2024-12 |
| Torch Sports Inc | Recreation and sports | 501(c)(3) | 2017 | $379,967 | $210,241 | 2024-12 |
| Little League Baseball Inc | 501(c)(3) | 1967 | $379,050 | $607,554 | 2025-09 | |
| Vietbay Inc | Arts, culture and humanities | 501(c)(3) | 2019 | $374,258 | $78,677 | 2025-12 |
| California Coast Music Camp | 501(c)(3) | 1993 | $368,110 | $556,330 | 2025-08 | |
| Paralyzed Veterans of America | 501(c)(3) | 1955 | $353,275 | $781,357 | 2025-06 | |
| Universal Tennis Foundation | Recreation and sports | 501(c)(3) | 2023 | $339,894 | $194,693 | 2025-12 |
| Urban Logic Inc | 501(c)(3) | 1992 | $328,983 | $212,003 | 2024-12 | |
| Pacific Response Group | Public safety, disaster preparedness and relief | 501(c)(3) | 2022 | $325,438 | $62,292 | 2024-12 |
| Reach Foundation | Education | 501(c)(3) | 2017 | $324,242 | $1.2 million | 2025-12 |
| Karat School Project | Community improvement and capacity building | 501(c)(3) | 2019 | $322,741 | $150,080 | 2025-12 |
| Henry M Gunn High School Music Boosters | Education | 501(c)(3) | 1995 | $320,655 | $25,371 | 2025-06 |
| International Association of Fire Fighters | 501(c)(5) | 1959 | $315,771 | $387,868 | 2025-12 | |
| Peninsula School Endowment and Trust Fund | Education | 501(c)(3) | 1981 | $312,825 | $2.2 million | 2025-12 |
| San Francisco Bay Area Sports Organizing Committee | Recreation and sports | 501(c)(3) | 2007 | $308,510 | $6,497 | 2024-12 |
| Colorado Park Housing Corp P A H C | 501(c)(3) | 1995 | $307,843 | $10.7 million | 2024-12 | |
| Neythri Inc | International, foreign affairs and national security | 501(c)(3) | 2020 | $292,844 | $738,108 | 2024-12 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $286,758 | $94,363 | 2026-06 | |
| Stanford Golf Club Mens Section | 501(c)(7) | 1992 | $280,483 | $57,271 | 2025-12 | |
| Zohar Dance Company | Education | 501(c)(3) | 1997 | $280,479 | $88,955 | 2024-08 |
| Reel2e | Education | 501(c)(3) | 2022 | $265,206 | $234,846 | 2025-06 |
| The Dutch School Silicon Valley | Education | 501(c)(3) | 2003 | $264,405 | $258,879 | 2025-06 |
| Oliveseed Foundation | Education | 501(c)(3) | 2018 | $261,163 | $32,671 | 2024-12 |
| Ape Action Africa Inc | Animal-related | 501(c)(3) | 2006 | $260,194 | $203,729 | 2025-12 |
| Calo Global Foundation | Education | 501(c)(3) | 2023 | $257,358 | $36,676 | 2024-12 |
| Community Climate Solutions | Environment | 501(c)(3) | 2014 | $257,065 | $165,528 | 2025-06 |
| Green Envelope Fund | 501(c)(3) | 1971 | $256,136 | $63,031 | 2025-12 | |
| California Teachers Association | 501(c)(5) | 1976 | $251,696 | $175,242 | 2025-08 | |
| Parents Nursery School Inc | Education | 501(c)(3) | 1951 | $244,545 | $556,876 | 2025-07 |
| Kiwanis Club of Palo Alto Charitable Foundation | Education | 501(c)(3) | 2003 | $244,528 | $1.5 million | 2025-09 |
| American Federation of Government Employees | 501(c)(5) | 1940 | $237,546 | $1.1 million | 2025-12 | |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $236,926 | $82,631 | 2025-06 | |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $235,678 | $64,229 | 2025-06 | |
| California Federation of Womens Clubs | 501(c)(3) | 1998 | $232,882 | $1.2 million | 2025-05 | |
| Foundation for Regional Transit | 501(c)(3) | 1994 | $228,161 | $189,416 | 2024-12 | |
| PSV Union FC | Recreation and sports | 501(c)(3) | 2009 | $227,471 | $14,366 | 2024-12 |
| Peninsula Conservation Center Management Council | Education | 501(c)(3) | 2004 | $219,610 | $3.5 million | 2025-06 |
| The Roth Auxiliary for Children | 501(c)(3) | 1989 | $214,244 | $231,267 | 2025-12 | |
| Palo Alto Chinese School | Arts, culture and humanities | 501(c)(3) | 1986 | $211,065 | $538,478 | 2025-06 |
| Neighbors Abroad | International, foreign affairs and national security | 501(c)(3) | 1963 | $209,885 | $539,384 | 2025-08 |
| Ananda Valley Farm | Human services | 501(c)(3) | 2014 | $207,786 | $443,336 | 2024-12 |
| Peninsula Cantare A California Nonprofit Benefit Corporation | Arts, culture and humanities | 501(c)(3) | 2004 | $204,068 | $306,262 | 2025-12 |
| Palo Alto High School Robotics Booster Club | Education | 501(c)(3) | 2012 | $201,580 | $186,940 | 2026-06 |
| Rotary International | 501(c)(4) | 1942 | $185,058 | $99,410 | 2025-06 | |
| San Francisco Auxiliary for Children | Diseases, disorders and medical disciplines | 501(c)(3) | 1996 | $183,645 | $82,320 | 2026-01 |
| Peninsula Womens Chorus | Arts, culture and humanities | 501(c)(3) | 2004 | $179,924 | $218,697 | 2025-06 |
| Pacific Stroke Association | Health care | 501(c)(3) | 1999 | $178,268 | $1.2 million | 2024-12 |
| Palo Alto Rotary Club Annual Charities Inc | Education | 501(c)(3) | 2000 | $176,703 | $209,044 | 2025-06 |
| School Fund | International, foreign affairs and national security | 501(c)(3) | 2010 | $176,562 | $256,750 | 2024-12 |
| Beyond the Podium | Youth development | 501(c)(3) | 2025 | $176,100 | $58,316 | 2025-12 |
| The Bay Team Inc | Animal-related | 501(c)(4) | 2002 | $174,082 | $117,083 | 2024-12 |
| Harvey Bassett Clarke Foundation | Medical research | 501(c)(3) | 1954 | $168,000 | $176,132 | 2025-12 |
| Gravis USA | Human services | 501(c)(3) | 2020 | $166,901 | $17,239 | 2025-12 |
| Black in Robotics Inc | Education | 501(c)(3) | 2022 | $165,834 | $612,192 | 2025-12 |
| Tall Trees Foundation | Human services | 501(c)(3) | 2021 | $162,980 | $390,319 | 2024-12 |
| American Chemical Society | 501(c)(3) | 1946 | $162,756 | $772,630 | 2025-12 | |
| Institute of Poetic Medicine | Health care | 501(c)(3) | 2005 | $161,702 | $36,206 | 2025-12 |
| Heart and Home Collaborative | Public and societal benefit | 501(c)(3) | 2014 | $161,546 | $74,298 | 2025-08 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $159,132 | $83,275 | 2025-06 | |
| Punjab Youth Leaders Initiative Inc | Arts, culture and humanities | 501(c)(3) | 2022 | $154,320 | $77,629 | 2024-12 |
| Palo Alto Youth Robotics Association | Youth development | 501(c)(3) | 2015 | $152,550 | $85,825 | 2025-06 |
| Lici Corp | Education | 501(c)(3) | 2022 | $150,135 | $34,899 | 2025-12 |
| Palo Alto Peace Officers Association Inc | 501(c)(5) | 1977 | $148,242 | $309,794 | 2025-12 | |
| English Together Inc | Human services | 501(c)(3) | 2021 | $147,526 | $657,066 | 2025-06 |
| Gunn Foundation | Education | 501(c)(3) | 2022 | $142,506 | $1.1 million | 2025-06 |
| Askenaz Judaica Artifact Estate | Arts, culture and humanities | 501(c)(3) | 2021 | $140,000 | $140,007 | 2024-12 |
| Openfabrics Inc | Community improvement and capacity building | 501(c)(6) | 2007 | $131,500 | $187,368 | 2025-12 |
| Rise Together Education Inc | Education | 501(c)(3) | 2015 | $130,908 | $359,412 | 2025-06 |
| Henry M Gunn High School Sports Boosters Club | 501(c)(3) | 1994 | $129,920 | $219,232 | 2025-06 | |
| Epa Peninsula Rugby Football Club | Recreation and sports | 501(c)(3) | 2020 | $129,637 | $4,824 | 2025-08 |
| Sky Is the Limit Inc | Education | 501(c)(3) | 2021 | $128,900 | $43,900 | 2025-12 |
| California Bach Society Inc C/o Reah Garcia | 501(c)(3) | 1974 | $128,872 | $43,493 | 2025-06 | |
| Pahc Sheridan Apartments Inc | Housing and shelter | 501(c)(3) | 1998 | $128,828 | $172,678 | 2024-12 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $127,141 | $72,336 | 2026-06 | |
| Meira Academy | Education | 501(c)(3) | 2011 | $126,795 | $232,626 | 2024-12 |
| Open Cap Table Coalition Co | Community improvement and capacity building | 501(c)(6) | 2026 | $124,530 | $84,268 | 2024-12 |
| Asa Foundation | Arts, culture and humanities | 501(c)(3) | 2018 | $123,220 | $11,378 | 2025-06 |
| Bay Area Drama Company | Arts, culture and humanities | 501(c)(3) | 2014 | $122,970 | $104,515 | 2025-12 |
| Palo Alto Girls Softball League | Recreation and sports | 501(c)(3) | 2013 | $121,945 | $184,905 | 2025-10 |
| Visionary Education Foundation | Education | 501(c)(3) | 2020 | $119,767 | $183,515 | 2025-12 |
| Confometrx Research Foundation | Education | 501(c)(3) | 2010 | $119,367 | $15,835 | 2025-12 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $118,907 | $44,559 | 2025-06 | |
| Silicon Valley Boychoir | Arts, culture and humanities | 501(c)(3) | 2011 | $118,739 | $153,522 | 2025-06 |
| All Care Plus Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2003 | $115,648 | $1.1 million | 2024-12 |
| Hands-On Robotics Inc | Science and technology | 501(c)(3) | 2023 | $115,000 | $16,712 | 2025-12 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $114,984 | $61,767 | 2025-06 | |
| Rural India Student Education Foundation Charitable Trust | International, foreign affairs and national security | 501(c)(3) | 2001 | $114,407 | $514,328 | 2025-12 |
| Ramon Moreno Ballet Foundation | Arts, culture and humanities | 501(c)(3) | 2023 | $113,326 | $27,595 | 2025-07 |
| Palo Alto Forward | Community improvement and capacity building | 501(c)(3) | 2017 | $105,442 | $193,495 | 2025-06 |
| Gunn High School Theatre Boosters | Education | 501(c)(3) | 2008 | $104,003 | $69,276 | 2025-06 |
| Better World Fund | International, foreign affairs and national security | 501(c)(3) | 2011 | $103,977 | $198,550 | 2025-12 |
| Women in Big Data Inc | Science and technology | 501(c)(3) | 2020 | $102,443 | $224,498 | 2024-12 |
| Neshama Networks | Community improvement and capacity building | 501(c)(3) | 2024 | $102,000 | $101,985 | 2024-12 |
| Mingdi Science Popularization Foundation | Education | 501(c)(3) | 2025 | $100,000 | $96,769 | 2025-12 |
| Friends of the Palo Alto High School Choir | Education | 501(c)(3) | 1995 | $99,990 | $85,124 | 2025-07 |
| Parent Booster USA Inc | Education | 501(c)(3) | 2005 | $96,696 | $118,776 | 2026-06 |
| Play-Learn-Live | Education | 501(c)(3) | 2024 | $96,156 | $48,286 | 2025-12 |
| Lake Lucerne Mutual Water Company Inc | Mutual and membership benefit | 501(c)(12) | 2005 | $96,016 | $189,808 | 2025-07 |
| Probability Management Inc | Employment | 501(c)(3) | 2014 | $93,319 | $18,469 | 2024-12 |
| Friends of the Palo Alto Parks | Recreation and sports | 501(c)(3) | 2004 | $92,702 | $212,640 | 2025-12 |
| Paly Media Arts Boosters | Education | 501(c)(3) | 2014 | $89,704 | $197,731 | 2025-06 |
| Palo Alto Philharmonic Association | 501(c)(3) | 1993 | $89,409 | $163,212 | 2025-06 | |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $89,036 | $32,277 | 2025-06 | |
| Escalade Recovery Foundation | Mental health and crisis intervention | 501(c)(3) | 2003 | $88,569 | $326,899 | 2025-12 |
| Palo Alto High School Instrumental Music Boosters | Education | 501(c)(3) | 2020 | $87,550 | $44,977 | 2026-06 |
| Paly Interdisciplinary Experience | Education | 501(c)(3) | 1998 | $86,491 | $40,301 | 2025-06 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $85,822 | $72,125 | 2025-06 | |
| Northern California Football Officials Association | Recreation and sports | 501(c)(3) | 2014 | $85,800 | $3,293 | 2025-12 |
| Palo Alto Historical Association | 501(c)(3) | 1960 | $85,423 | $82,400 | 2025-06 | |
| Palo Alto High School Theatre Boosters | Arts, culture and humanities | 501(c)(3) | 2009 | $85,362 | $18,035 | 2025-06 |
| Organization of West Coast Bengali Associations | Arts, culture and humanities | 501(c)(3) | 2025 | $85,070 | $10,010 | 2025-12 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1967 | $83,285 | $40,568 | 2025-06 | |
| Palo Alto Ski Club | 501(c)(7) | 1976 | $82,998 | $333,409 | 2025-12 | |
| South Palo Alto Food Closet | Food, agriculture and nutrition | 501(c)(3) | 1999 | $82,981 | $107,508 | 2025-12 |
| Stanford Soccer Club | Education | 501(c)(3) | 1997 | $82,837 | $10,956 | 2024-12 |
| Astra Biosciences Group | Education | 501(c)(3) | 2020 | $81,591 | $101,342 | 2025-12 |
| Bwob Rising Foundation | Education | 501(c)(3) | 2023 | $80,786 | $97,021 | 2025-12 |
| Lightning Youth Field Hockey | Recreation and sports | 501(c)(3) | 2022 | $79,938 | $30,008 | 2025-06 |
| International Institute of Building Enclosure Consultants Inc | 501(c)(6) | 1985 | $78,622 | $140,845 | 2025-12 | |
| Swedish American Chamber of Commerce of the Western United Sta | 501(c)(6) | 1972 | $78,300 | $25,183 | 2024-12 | |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $77,209 | $48,626 | 2025-06 | |
| Kiwanis International Inc | 501(c)(4) | 1963 | $75,373 | $52,797 | 2025-09 | |
| Wharton Alumni Angels | Mutual and membership benefit | 501(c)(6) | 2017 | $75,144 | $9,824 | 2025-09 |
| Santa Clara Valley Chapter of Ca Association of Marriage and Fam Therapist | 501(c)(6) | 1992 | $74,321 | $99,907 | 2025-12 | |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $71,274 | $34,894 | 2025-06 | |
| Institute for Personal Change | Mental health and crisis intervention | 501(c)(3) | 1985 | $71,122 | $8,333 | 2025-08 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $69,111 | $53,323 | 2025-06 | |
| Free & Accepted Masons of California | 501(c)(10) | 1940 | $68,054 | $580,856 | 2024-12 | |
| Music in the Schools Foundation | Arts, culture and humanities | 501(c)(3) | 2001 | $66,452 | $216,087 | 2025-06 |
| Ives String Quartet Inc | Arts, culture and humanities | 501(c)(3) | 2000 | $65,060 | $52,628 | 2025-06 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $63,900 | $85,142 | 2025-06 | |
| Palo Alto Police Foundation | Human services | 501(c)(3) | 2022 | $62,912 | $179,062 | 2025-12 |
| Pta California Congress of Parents Teachers & Students Inc | 501(c)(3) | 1943 | $60,685 | $53,929 | 2026-06 | |
| California Pops Orchestra | Arts, culture and humanities | 501(c)(3) | 2007 | $60,352 | $36,394 | 2025-12 |
| Hopeful Youth Foundation | Youth development | 501(c)(3) | 2025 | $57,125 | $49,724 | 2025-12 |
| Healthunity Corporation | Science and technology | 501(c)(3) | 2022 | $55,000 | $114,558 | 2024-12 |
| Proyecto Itzaes | Education | 501(c)(3) | 2006 | $54,541 | $311,005 | 2024-12 |
| Da Vinci Education Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2019 | $52,711 | $557,494 | 2024-12 |
| Palo Alto Pickleball Club Inc | Recreation and sports | 501(c)(7) | 2017 | $52,421 | $95,787 | 2025-12 |
| Ivy and Pearls Foundation | Education | 501(c)(3) | 2006 | $50,366 | $110,786 | 2025-12 |
| 1infinitelife | Education | 501(c)(3) | 2022 | $50,000 | $6,648 | 2025-12 |
| 128 Collective Intitiatives Inc | Civil rights, social action and advocacy | 501(c)(4) | 2020 | $48,947 | $76,062 | 2024-12 |
| Thomas Merton Center for Catholic Spiritual Development Palo Alto Ca | Religion-related | 501(c)(3) | 1996 | $47,879 | $64,340 | 2025-12 |
| Rotary International | 501(c)(4) | 1958 | $44,284 | $74,590 | 2025-06 | |
| Bridge Builders | Religion-related | 501(c)(3) | 1998 | $42,650 | $7,731 | 2024-12 |
| Step Forward Initiative Inc | Health care | 501(c)(3) | 2012 | $41,049 | $15,060 | 2025-06 |
| Manzanita Action Fund | Civil rights, social action and advocacy | 501(c)(4) | 2024 | $36,055 | $39,746 | 2024-12 |
| Stanford Parents Club | Education | 501(c)(3) | 1946 | $35,189 | $29,152 | 2025-06 |
| Silicon Valley Chapter of the Assoc of Legal Administrators | Education | 501(c)(6) | 1998 | $34,763 | $55,836 | 2026-02 |
| Palo Alto School for Jewish Education | 501(c)(3) | 1991 | $32,556 | $58,709 | 2025-06 | |
| Friends House Moscow Support Association | Religion-related | 501(c)(3) | 1999 | $32,383 | $53,166 | 2025-12 |
| Factor Philanthropy Inc | Community improvement and capacity building | 501(c)(3) | 2024 | $31,052 | $317,292 | 2024-12 |
| Chi Omega Fraternity | 501(c)(7) | 1940 | $30,280 | $63,203 | 2025-06 | |
| League of Women Voters of Palo Alto | 501(c)(4) | 1965 | $29,854 | $54,543 | 2025-06 | |
| Save Mills College Coalition | Education | 501(c)(3) | 2021 | $28,854 | $28,632 | 2024-12 |
| Clavecin Society | Arts, culture and humanities | 501(c)(3) | 2023 | $28,397 | $39,219 | 2025-12 |
| Ficus Community Media Corporation | Arts, culture and humanities | 501(c)(3) | 2025 | $28,000 | $12,970 | 2024-12 |
| Africa Code Academy Inc | Education | 501(c)(3) | 2017 | $27,026 | $24,866 | 2025-12 |
| Amigos Del Centro de Educacion Ambiental de La Peninsula Yucateca | Environment | 501(c)(3) | 2014 | $25,912 | $63,627 | 2024-12 |
| Forum280 | Community improvement and capacity building | 501(c)(3) | 2016 | $25,000 | $27,981 | 2024-03 |
| Palo Alto High School Sports Boosters Club | Education | 501(c)(3) | 1992 | $22,956 | $219,003 | 2025-06 |
| Operation Grace | Religion-related | 501(c)(3) | 2003 | $21,044 | $730 | 2024-12 |
| Grow Organization | Education | 501(c)(3) | 2013 | $20,732 | $61,212 | 2025-12 |
| Sigma Theta Tau International Inc | Education | 501(c)(3) | 1954 | $17,903 | $71,914 | 2025-06 |
| Palo Alto High School Fiery Arts Booster Club | Arts, culture and humanities | 501(c)(3) | 2013 | $17,230 | $16,956 | 2025-06 |
| Pahc California Park Corporation | Housing and shelter | 501(c)(3) | 1992 | $16,543 | $71,693 | 2024-12 |
| Pahc Alma Place Inc | Housing and shelter | 501(c)(3) | 1996 | $15,000 | $365,720 | 2024-12 |
| Aquatics Booster Club | Recreation and sports | 501(c)(3) | 2010 | $14,623 | $17,221 | 2024-12 |
| Usptc Education & Exchange Foundation | 501(c)(3) | 2022 | $13,833 | $16,825 | 2025-12 | |
| Readysetexcel Inc | Education | 501(c)(3) | 2019 | $12,000 | $17,691 | 2025-06 |
| Womens Club of Silicon Valley | Employment | 501(c)(3) | 2012 | $11,759 | $94,017 | 2025-12 |
| Learngrowshare | Education | 501(c)(3) | 2016 | $11,400 | $945,191 | 2025-12 |
| Palo Alto Police Managers Association Inc | Mutual and membership benefit | 501(c)(9) | 2014 | $9,989 | $20,558 | 2024-12 |
| Hidden Wonders | Animal-related | 501(c)(3) | 2022 | $9,169 | $34,004 | 2025-12 |
| Arts Unity Movement | Arts, culture and humanities | 501(c)(3) | 2012 | $8,248 | $215,023 | 2025-06 |
| Gold Star Memorial Scholarship Fund | 501(c)(3) | 1963 | $7,498 | $201,579 | 2025-03 | |
| Green Visions Center for Renewable Energy | Environment | 501(c)(3) | 2005 | $7,015 | $13,938 | 2025-12 |
| Palo Alto Community Eruv Inc | Religion-related | 501(c)(3) | 2014 | $6,153 | $16,395 | 2025-12 |
| People-Centered Internet | International, foreign affairs and national security | 501(c)(3) | 2019 | $4,754 | $19,345 | 2025-06 |
| Insulin Pumpers Foundation | Diseases, disorders and medical disciplines | 501(c)(3) | 2002 | $3,885 | $40,354 | 2026-06 |
| Institute for Molecular Manufacturing | 501(c)(3) | 1991 | $2,429 | $9,465 | 2024-12 | |
| Americans for Cures Foundation | Health care | 501(c)(3) | 2005 | $2,264 | $103,461 | 2024-12 |
| Vivasia Fitness | Recreation and sports | 501(c)(3) | 2016 | $835 | $1 | 2023-12 |
| Asian Economic Forum | International, foreign affairs and national security | 501(c)(3) | 2023 | $475 | $76 | 2023-12 |
| Simple Steps Community Connection | Human services | 501(c)(3) | 2017 | $40 | $48,433 | 2025-12 |
| Embarcadero Institute | Education | 501(c)(3) | 2025 | $25 | $86,794 | 2024-12 |
| Palo Alto Babe Ruth League Inc | 501(c)(3) | 1969 | $6 | $12,763 | 2025-12 | |
| 100 Dollar Hats | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| 128 Collective Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2019 | $41 million | 2024-12 | |
| A Theatre Near U Inc | Arts, culture and humanities | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| A World Cultural Center - Awcc | Human services | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Aapi Commercial Professionals of America Inc | Education | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Actias School | Education | 501(c)(3) | 2026 | |||
| Acts4unity Research and Education Foundation | Science and technology | 501(c)(3) | 2025 | |||
| Ai Builders Foundation | Education | 501(c)(3) | 2026 | |||
| Al-Anon Information Service Ncwsa District 17 | Mental health and crisis intervention | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Aldersgate United Methodist Church of Palo Alto | 501(c)(3) | 1971 | ||||
| Alhambra Inc | Education | 501(c)(3) | 2026 | |||
| All Saints Episcopal Church Palo Alto | 501(c)(3) | 1982 | 2012-12 | |||
| Alternative Revenue Institute Inc | Social science | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Altoponix | Science and technology | 501(c)(3) | 2022 | $0 | $0 | 2025-06 |
| Alumni Board of the Ip of the Ypu Incorporated | Education | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Alumni and Friends of Palo Alto High School | Education | 501(c)(3) | 1997 | $0 | $0 | 2026-05 |
| Amateur Athletic Union of the United States | Recreation and sports | 501(c)(3) | 2022 | $28,642 | 2025-12 | |
| American Church of Miracles and Natural Reality Inc | 501(c)(3) | 1986 | ||||
| American Council On Health and Fitn Ess Inc | Human services | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| American Dream Academy | Human services | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| American Legion | 501(c)(19) | 1946 | $0 | $0 | 2024-12 | |
| American Muslim Voice Foundation | Religion-related | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| American Rhododendron Society | 501(c)(3) | 1974 | $0 | $0 | 2025-08 | |
| Americans for Stem Cell Therapies & Cures | Diseases, disorders and medical disciplines | 501(c)(4) | 2003 | $0 | $0 | 2024-12 |
| Amos and Ruth Wilnai Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2006 | $26.2 million | 2025-12 | |
| Ananda Church of Self-Realization of Palo Alto | 501(c)(3) | 2008 | 2013-12 | |||
| Angelo Roncalli Community | 501(c)(3) | 1978 | ||||
| Anglican Churches of America | 501(c)(3) | 1969 | ||||
| Ansley Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $92,914 | 2025-12 | |
| Apostolic Catholic Orthodox Church | 501(c)(3) | 1993 | ||||
| Ara and Edma Dumanian Foundation | 501(c)(3) | 1988 | $409,898 | 2025-12 | ||
| Arc Achieving Resilience Through Connection | Health care | 501(c)(3) | 2025 | |||
| Aretech Inc | Public and societal benefit | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Arrillaga Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2025 | |||
| Arrillaga Foundation | 501(c)(3) | 1978 | $50.9 million | 2024-12 | ||
| Art2 Foundation | Arts, culture and humanities | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Arthur & Carlyse Ciocca Charitable Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1997 | $5.4 million | 2025-12 | |
| Arts Noticed Corporation | Arts, culture and humanities | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Asian Family Connect | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Asian Pacific American Bar Association of Silicon Valley Char | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Association for Computing Machinery Inc | 501(c)(3) | 1968 | ||||
| Association for Senior Day Health | 501(c)(3) | 1992 | $0 | $0 | 2026-06 | |
| Association of Stanford Chinese Visiting Physicians | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2025-09 |
| Aufmuth Family Foundation | 501(c)(3) | 1983 | $1.2 million | 2025-09 | ||
| Autism Database | Diseases, disorders and medical disciplines | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Ayuda Real | Education | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Barbara A & Thomas F Wolfe Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1995 | $1.9 million | 2025-07 | |
| Barbara Dong Scholarship Fund | Youth development | 501(c)(3) | 2002 | $0 | $0 | 2025-12 |
| Bay Area Christian Church | 501(c)(3) | 1987 | ||||
| Bay Area Funeral Consumers Association | Human services | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| Bay Area Herpetological Society | Animal-related | 501(c)(3) | 2019 | $0 | $0 | 2025-10 |
| Bay Area Montessori Association | Education | 501(c)(3) | 2017 | $0 | $0 | 2026-06 |
| Bay Area Woodworkers Association | Arts, culture and humanities | 501(c)(3) | 2008 | $0 | $0 | 2024-12 |
| Bay District Dharma School Teachers League | 501(c)(3) | 1967 | ||||
| Bay2bay Foundation | Education | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Baylands Frontrunners | Recreation and sports | 501(c)(7) | 2004 | $0 | $0 | 2025-09 |
| Be There Project | Health care | 501(c)(3) | 2025 | |||
| Benefits Payee | Public and societal benefit | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Benefraim-Rodrigues Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2012 | $1 million | 2025-12 | |
| Better Environment and Ecosystem Inc | Environment | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Better World Fund | International, foreign affairs and national security | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Beyond Trade Impact Fund | Community improvement and capacity building | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Bhakti Community | Health care | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Biao & June Lu Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2008 | $399,100 | 2025-10 | |
| Biology Is Open Technology for Insp Iring Civilization Inc | Science and technology | 501(c)(3) | 2026 | |||
| Blackbox Connect | Employment | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Bockus Brown Family Foundation | Religion-related | 501(c)(3) | 2008 | $8.2 million | 2024-12 | |
| Bol Park Foundation | Human services | 501(c)(3) | 2024 | $10 | 2025-12 | |
| Bootstrap Theater Foundation | Arts, culture and humanities | 501(c)(3) | 2010 | $0 | $0 | 2025-08 |
| Branchful | Employment | 501(c)(3) | 2024 | |||
| Bravaarte Foundation | Arts, culture and humanities | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Breaking Barriers To Brain Surgery | Diseases, disorders and medical disciplines | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Breyer Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2015 | $103.9 million | 2024-12 | |
| Bridgeway Church of Silicon Valley | Religion-related | 501(c)(3) | 2007 | |||
| Briger Foundation for Oncology Research Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2009 | $6 million | 2024-12 | |
| Bruce and Diane Parker Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $8.7 million | 2024-12 | |
| Buchheit Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2005 | $979,697 | 2025-06 | |
| Buddhist Church of Eternal Enlightenment | 501(c)(3) | 2011 | ||||
| Buena Vista Partners of Palo Alto | Human services | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| C M Capital Foundation | Education | 501(c)(3) | 2001 | $4.5 million | 2024-12 | |
| CNC Foundation Trust | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1998 | $1.3 million | 2025-12 | |
| CXFM Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2020 | $1 million | 2025-09 | |
| Calico Youth Services | Youth development | 501(c)(3) | 2019 | $0 | $0 | 2024-06 |
| California Arbitration Inc | Crime and legal-related | 501(c)(3) | 2022 | $67,075 | 2025-12 | |
| California Avenue Area Development Association Incorporated | 501(c)(6) | 1984 | $0 | $0 | 2025-12 | |
| California Gray Whale Coalition | Animal-related | 501(c)(3) | 2001 | $0 | $0 | 2024-12 |
| California Health Freedom Coalition | Civil rights, social action and advocacy | 501(c)(4) | 2020 | $0 | $0 | 2025-12 |
| California Institute of International Studies | Social science | 501(c)(3) | 1965 | $504,351 | 2025-12 | |
| California People of Faith Working Against the Death Penalty | Civil rights, social action and advocacy | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| California Pilots Association | 501(c)(3) | 1986 | $0 | $0 | 2025-12 | |
| California State Senior Games Foundation | Recreation and sports | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
| California Teachers Association | Employment | 501(c)(5) | 2022 | $0 | $0 | 2025-08 |
| Camk2 Therapeutics Network Inc | Diseases, disorders and medical disciplines | 501(c)(3) | 2025 | $0 | $0 | 2025-09 |
| Canvas for Community | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Canway Youth | Youth development | 501(c)(3) | 2020 | $500 | 2024-12 | |
| Cara Foundation | 501(c)(3) | 2018 | $23,057 | 2024-12 | ||
| Caring Minds | Health care | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Caring and Enriching Hearts Inc | Human services | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Carl Victor Page Memorial Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2006 | $4.45 billion | 2024-12 | |
| Casa de Dios Iglesia Del Nazareno | 501(c)(3) | 1963 | ||||
| Case Studies of Chinese Language Reformers | Arts, culture and humanities | 501(c)(3) | 2019 | $6,044 | 2025-12 | |
| Cathy Fun Fitness Dance | Arts, culture and humanities | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Center for Spiritual Living Peninsula | Religion-related | 501(c)(3) | 2014 | |||
| Central Chinese Christian Church Palo Alto | Religion-related | 501(c)(3) | 2017 | |||
| Chabad Israeli Community | Religion-related | 501(c)(3) | 2004 | |||
| Chabad Linking Hearts | Human services | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Chabad of Greater South Bay | 501(c)(3) | 2007 | ||||
| Chambers Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1997 | $9.6 million | 2024-12 | |
| Chan Zuckerberg Initiative Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2012 | $7.50 billion | 2024-12 | |
| Chang Mooi Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $616,923 | 2025-05 | |
| Channing House Entertainment Coordinators | Human services | 501(c)(3) | 2014 | $0 | $0 | 2026-03 |
| Charles and Roberta Katz Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2000 | $5.1 million | 2025-12 | |
| Charter Auxiliary for Children | Health care | 501(c)(3) | 1970 | $0 | $0 | 2023-12 |
| Chen & Lin Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2009 | $43,262 | 2025-11 | |
| Cherith Christian Private Foundation | 501(c)(3) | 1989 | $1.4 million | 2026-04 | ||
| Chiang & Chung Family Foundation | Education | 501(c)(3) | 2016 | $43,006 | 2024-12 | |
| Child Freedom Front | Crime and legal-related | 501(c)(3) | 2025 | |||
| Childrens Health Council Scholarshi P Granting Organization Inc | Education | 501(c)(3) | 2026 | $0 | $0 | 2026-06 |
| Chin-Oyung Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2016 | $24,562 | 2025-12 | |
| China Silicon Valley Business Development | Community improvement and capacity building | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Chop & Annette Keenan Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | $19.5 million | 2024-12 | |
| Christopher and Constance Li Charitable Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2012 | $6.2 million | 2025-12 | |
| Church of God in SF Bay Area | Religion-related | 501(c)(3) | 2025 | |||
| Circle Ahead Collective Inc | Environment | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Circlesorg | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Climate Community Center | Environment | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Climateg | Education | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Coefficient Giving Policy Fund | Public and societal benefit | 501(c)(4) | 2026 | $0 | $0 | 2025-12 |
| Collaborative Practice of San Mateo County | 501(c)(3) | 2014 | $18,215 | 2024-12 | ||
| Committee for Green Foothills Action | 501(c)(4) | 1977 | $0 | $0 | 2026-03 | |
| Community Lodge 43 Free and Accepted Masons of California | 501(c)(8) | 2024 | ||||
| Community for Christ Church of Palo Alto Inc | Religion-related | 501(c)(3) | 2018 | |||
| Computer Graphics History Institute | Science and technology | 501(c)(3) | 2025 | $0 | $0 | 2024-12 |
| Computer Vision for Developing Countries | Science and technology | 501(c)(3) | 2025 | |||
| Congregation Emek Beracha | 501(c)(3) | 1986 | ||||
| Congregation Etz Chayim | Religion-related | 501(c)(3) | 1996 | |||
| Congregation Kol Emeth | 501(c)(3) | 1974 | $0 | $0 | 2021-12 | |
| Connections Middle School Program Inc | Education | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| Cool Publication Company | Education | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Council for the Arts Palo Alto | 501(c)(3) | 1971 | $0 | $8,895 | 2025-08 | |
| Creative Crisis Leadership | Public safety, disaster preparedness and relief | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Creative Health Network | 501(c)(3) | 1994 | $0 | $0 | 2025-12 |
By cause in Palo Alto, CA
- Education 173
- Philanthropy, voluntarism and grantmaking foundations 166
- Arts, culture and humanities 81
- Human services 48
- Recreation and sports 44
- Religion-related 44
- Health care 28
- International, foreign affairs and national security 26
- Science and technology 26
- Community improvement and capacity building 22
- Youth development 22
- Public and societal benefit 18
- Environment 17
- Animal-related 16
- Housing and shelter 14
- Diseases, disorders and medical disciplines 14
- Mental health and crisis intervention 11
- Medical research 9
- Employment 7
- Civil rights, social action and advocacy 7
- Public safety, disaster preparedness and relief 5
- Mutual and membership benefit 5
- Social science 4
- Crime and legal-related 3
- Food, agriculture and nutrition 3
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.