Data / Nonprofits / California / Arcata
Nonprofits in Arcata, CA: 162 registered with the IRS
162 nonprofits are registered with the IRS in Arcata, CA, 140 of them 501(c)(3) charities; the 66 that report revenue took in $456 million. The largest by revenue: Open Door Community Health Centers ($132.4 million), Internews Network ($111.3 million), United Indian Health Services Inc ($62 million). Most common causes: education (28), arts, culture and humanities (16), environment (14).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Open Door Community Health Centers | Health care | 501(c)(3) | 1971 | $132.4 million | $104.6 million | 2025-12 |
| Internews Network | Arts, culture and humanities | 501(c)(3) | 1987 | $111.3 million | $37.7 million | 2024-12 |
| United Indian Health Services Inc | Health care | 501(c)(3) | 1970 | $62 million | $81.1 million | 2025-06 |
| Cal Poly Humboldt Sponsored Programs Foundation | Education | 501(c)(3) | 1952 | $61 million | $34.3 million | 2025-06 |
| Cal Poly Humboldt Foundation | Education | 501(c)(3) | 1947 | $15.9 million | $70.5 million | 2025-06 |
| Northcoast Childrens Services Inc | Education | 501(c)(3) | 1973 | $14.5 million | $4.8 million | 2025-06 |
| Arcata House Partnership | Housing and shelter | 501(c)(3) | 2014 | $12.1 million | $22.9 million | 2024-12 |
| The Seventh Generation Fund for Indigenous Peoples Inc | Human services | 501(c)(3) | 1984 | $4.5 million | $31.7 million | 2024-12 |
| Coastal Grove Charter School | Education | 501(c)(3) | 2008 | $4.1 million | $1.1 million | 2025-06 |
| Conservation Strategy Fund | Environment | 501(c)(3) | 1998 | $3.7 million | $3.7 million | 2024-12 |
| Laurel Tree Charter School | Education | 501(c)(3) | 2013 | $3.4 million | $3.9 million | 2025-06 |
| Pacific Coast Fish Wildlife and Wetlands Assoc | Environment | 501(c)(3) | 1996 | $3.2 million | $754,048 | 2025-12 |
| Fuente Nueva Charter School | Education | 501(c)(3) | 2008 | $2.8 million | $1.2 million | 2025-06 |
| North Coast Growers Association | Food, agriculture and nutrition | 501(c)(3) | 2009 | $2.2 million | $1.5 million | 2025-12 |
| Evolve Youth Services | Youth development | 501(c)(3) | 2016 | $1.7 million | $716,879 | 2025-12 |
| Northcoast Preparatory & Performing Arts Academy | Education | 501(c)(3) | 2007 | $1.6 million | $861,105 | 2025-06 |
| North Coast Rape Crisis Team | 501(c)(3) | 1982 | $1.6 million | $722,545 | 2025-12 | |
| Union Street Charter | Education | 501(c)(3) | 2007 | $1.6 million | $1 million | 2025-06 |
| Friends of the Dunes | Environment | 501(c)(3) | 1996 | $1.5 million | $3.4 million | 2024-12 |
| Queer Humboldt | Civil rights, social action and advocacy | 501(c)(3) | 2006 | $1.5 million | $867,453 | 2024-12 |
| Adult Day Health Care of Mad River | Human services | 501(c)(3) | 1986 | $917,339 | $485,132 | 2026-06 |
| Wisdom of the Heart Church | Religion-related | 501(c)(3) | 2004 | $904,819 | $2.5 million | 2024-12 |
| Associated Students of Cal Poly Humboldt | Youth development | 501(c)(3) | 1991 | $899,108 | $670,143 | 2025-06 |
| Mattole Salmon Group | Animal-related | 501(c)(3) | 1983 | $895,414 | $445,624 | 2024-12 |
| Centro Del Pueblo Movimiento Indigena Migrante | Human services | 501(c)(3) | 2022 | $877,843 | $624,923 | 2025-12 |
| Trillium Charter School | Education | 501(c)(3) | 2008 | $843,080 | $494,459 | 2025-06 |
| Playhouse Arts | Arts, culture and humanities | 501(c)(3) | 2008 | $814,488 | $267,680 | 2025-06 |
| Environmental Protection Information Center Inc | Environment | 501(c)(3) | 1990 | $737,556 | $771,109 | 2025-12 |
| Thrive 777 | Public and societal benefit | 501(c)(3) | 2024 | $460,676 | $128,693 | 2025-12 |
| Bird Ally X | Animal-related | 501(c)(3) | 2012 | $419,178 | $338,083 | 2024-12 |
| Road Runners Club of America | 501(c)(3) | 1976 | $417,485 | $462,890 | 2025-07 | |
| Arcata Area Chamber of Commerce | 501(c)(6) | 1952 | $365,717 | $451,618 | 2024-12 | |
| Creative Sanctuary | Arts, culture and humanities | 501(c)(3) | 2015 | $359,985 | $208,575 | 2025-06 |
| Friends of the Eel River | Environment | 501(c)(3) | 1999 | $358,368 | $499,940 | 2025-12 |
| Humboldt State University Center Board of Director | Education | 501(c)(3) | 1970 | $355,447 | $7.4 million | 2025-06 |
| Siskiyou Land Conservancy | Environment | 501(c)(3) | 2004 | $341,379 | $2 million | 2025-12 |
| Realgirl Foundation | Youth development | 501(c)(3) | 2014 | $261,776 | $238,152 | 2025-12 |
| Northcoast Environmental Center | Environment | 501(c)(3) | 1971 | $251,777 | $432,876 | 2025-12 |
| Free & Accepted Masons of California | 501(c)(10) | 1940 | $240,094 | $2.4 million | 2024-12 | |
| Greenwood Cemetery Association of Arcata Inc | 501(c)(13) | 1950 | $216,967 | $1.8 million | 2025-06 | |
| Humboldt Waterkeeper | Environment | 501(c)(3) | 2023 | $181,988 | $172,658 | 2025-12 |
| Mad River Youth Soccer League Inc | Recreation and sports | 501(c)(3) | 2016 | $179,192 | $98,113 | 2025-12 |
| Cal Poly Humboldt Real Estate Holdings | Education | 501(c)(3) | 2016 | $171,210 | $6.2 million | 2025-06 |
| Humboldt Light Opera Company | Arts, culture and humanities | 501(c)(3) | 1979 | $166,731 | $99,457 | 2025-06 |
| Exitheatre | Arts, culture and humanities | 501(c)(3) | 1985 | $164,335 | $135,726 | 2026-06 |
| Mad River Girls Fastpitch Softball Association Inc | Recreation and sports | 501(c)(3) | 2020 | $138,103 | $30,516 | 2024-12 |
| Coastal Grove Charter School Parent Organization | Education | 501(c)(3) | 2008 | $134,914 | $215,599 | 2025-06 |
| Humboldt Wild | Recreation and sports | 501(c)(3) | 2011 | $131,219 | $8,055 | 2025-12 |
| Nature Rights Council | Human services | 501(c)(3) | 2015 | $119,257 | $23,169 | 2024-12 |
| Mad River Community Hospital Volunteers | 501(c)(3) | 1987 | $118,821 | $276,547 | 2025-12 | |
| Redwood Coast Mountain Bike Association Inc | Education | 501(c)(3) | 2026 | $111,667 | $114,067 | 2025-12 |
| American Legion | 501(c)(19) | 2021 | $95,829 | $28,718 | 2024-12 | |
| Redwood Raks Collective | Arts, culture and humanities | 501(c)(3) | 2020 | $91,879 | $53,028 | 2025-12 |
| Arcata Volunteer Firefighters Association Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2009 | $90,406 | $79,458 | 2025-12 |
| Equinox Center for Education | Education | 501(c)(3) | 1971 | $82,357 | $400,967 | 2025-06 |
| Humboldt Center for New Growth Inc | Mental health and crisis intervention | 501(c)(3) | 2023 | $77,782 | $63,842 | 2025-12 |
| Klamath Forest Alliance | Environment | 501(c)(3) | 1994 | $63,529 | $56,700 | 2025-06 |
| Energy and Resource Advocates | 501(c)(3) | 1994 | $62,338 | $24,509 | 2025-12 | |
| Humboldt Folklife Society | Arts, culture and humanities | 501(c)(3) | 1996 | $58,185 | $38,175 | 2024-12 |
| Coalition for Responsible Transportation Priorities | Community improvement and capacity building | 501(c)(3) | 2020 | $51,635 | $67,035 | 2025-12 |
| Godwit Days | Animal-related | 501(c)(3) | 2005 | $47,336 | $50,737 | 2025-06 |
| Rotary Club of Arcata Sunrise Community Foundation | Human services | 501(c)(3) | 2008 | $45,031 | $27,606 | 2025-06 |
| Trib Research | Environment | 501(c)(3) | 2021 | $32,188 | $12,321 | 2025-12 |
| Redwood Curtain Consortium | Arts, culture and humanities | 501(c)(3) | 2007 | $25,535 | $48,380 | 2024-12 |
| Pacific Union School Pto | Education | 501(c)(3) | 2013 | $13,338 | $113,755 | 2025-06 |
| Open Door Capital Support | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2015 | $6,075 | $268,136 | 2025-12 |
| Aes Booster Club | Education | 501(c)(3) | 2022 | $0 | $0 | 2026-04 |
| Amigos de Fuente Nueva | Education | 501(c)(3) | 2013 | $0 | $0 | 2025-06 |
| Anne S Pierson L & A Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | |||
| Arcata Campbell Creek Connexion | 501(c)(3) | 1963 | ||||
| Arcata Church of the Nazarene | 501(c)(3) | 1963 | ||||
| Arcata Interfaith Gospel Choir Inc | Arts, culture and humanities | 501(c)(3) | 1999 | $0 | $0 | 2025-07 |
| Arcata Little League & Babe Ruth League Inc | Recreation and sports | 501(c)(3) | 1973 | $0 | $0 | 2024-12 |
| Arcata Masonic Hall Association | 501(c)(2) | 1972 | $0 | $0 | 2025-12 | |
| Arcata-Camoapa Sister City Project | Human services | 501(c)(3) | 2025 | |||
| Bahais of Arcata | 501(c)(3) | 1965 | ||||
| Birdsong Wellness Inc | Mental health and crisis intervention | 501(c)(3) | 2024 | $0 | $0 | 2026-06 |
| Branches Humboldt Inc | Religion-related | 501(c)(3) | 2022 | |||
| California Federation of Womens Clubs Redwood District 1 | 501(c)(4) | 1973 | $0 | $0 | 2026-05 | |
| California Teachers Association | Mutual and membership benefit | 501(c)(5) | 2015 | $0 | $0 | 2025-12 |
| Californians for Alternatives To Toxic Sprays | Environment | 501(c)(3) | 1984 | $0 | $0 | 2023-12 |
| Cannabis Device Safety Institute in C | Public and societal benefit | 501(c)(3) | 2026 | |||
| Catalyst Church Humboldt | Religion-related | 501(c)(3) | 2014 | |||
| Chamber Players of the Redwoods | Arts, culture and humanities | 501(c)(3) | 2017 | $0 | $0 | 2026-06 |
| Chi Phiu Fraternity Epsilon Zeta Alumni Association | 501(c)(7) | 2025 | ||||
| Church of God 7TH Day of Arcata | 501(c)(3) | 1974 | ||||
| Conservation Unlimited Alumni Association | Education | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Cumbre Humboldt | Education | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Disabled Adventure Outfitters | Recreation and sports | 501(c)(3) | 1998 | $0 | $0 | 2025-05 |
| Earth Church International | Religion-related | 501(c)(3) | 1997 | |||
| Equine Empowered Education Inc | Mental health and crisis intervention | 501(c)(3) | 2025 | $0 | $0 | 2025-06 |
| Explore North Coast Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| Fieldbrook Community Church | 501(c)(3) | 1989 | ||||
| First Baptist Church | 501(c)(3) | 1955 | ||||
| First United Pentecostal Church | 501(c)(3) | 1958 | ||||
| Foundation for Curriculum Theory Inc | Education | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Friends of the Arcata Marsh | Environment | 501(c)(3) | 1991 | $0 | $0 | 2025-09 |
| Full Circle Foundation for Integrated Medicine Inc | Health care | 501(c)(3) | 2006 | $0 | $0 | 2024-12 |
| G I Rights Network | Education | 501(c)(3) | 2010 | $0 | $0 | 2024-12 |
| Gatecom Educational Corporation | Education | 501(c)(3) | 1983 | $0 | $0 | 2025-06 |
| Historical Sites Society of Arcata Incorporated | 501(c)(3) | 1974 | $0 | $0 | 2026-06 | |
| Hope Equestrian Relay Organization Incorporated | Diseases, disorders and medical disciplines | 501(c)(3) | 2010 | $0 | $0 | 2024-12 |
| Humboldt Bay Mycological Society | 501(c)(7) | 1994 | $0 | $0 | 2025-12 | |
| Humboldt County Beekeepers Association | Food, agriculture and nutrition | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Humboldt Del Norte Vet Med Assoc | Animal-related | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Humboldt Folk Dancers | Arts, culture and humanities | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Humboldt Handweavers & Spinners Gui LD | Education | 501(c)(3) | 1973 | $0 | $0 | 2025-12 |
| Humboldt Highlanders Pipe Band Inc | Arts, culture and humanities | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Humboldt Orchid Society | Environment | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Humboldt Permaculture Guild | Food, agriculture and nutrition | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Humboldt Soccer League | Recreation and sports | 501(c)(4) | 2022 | $0 | $0 | 2025-12 |
| Humboldt Soups On | Human services | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Humboldt Timberwolves | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Humboldt Trinity Healthcare | Health care | 501(c)(3) | 2015 | $0 | $0 | 2024-06 |
| International Association of Machinists & Aerospace Workers | 501(c)(5) | 1940 | $0 | $0 | 2025-12 | |
| Islamic Center of Humboldt | Religion-related | 501(c)(3) | 2023 | |||
| Italian Catholic Federation of California Inc | 501(c)(8) | 1972 | $0 | $0 | 2025-12 | |
| Justin Fox Ministries | Education | 501(c)(3) | 1996 | $0 | $0 | 2025-12 |
| Kiwanis International Inc | 501(c)(4) | 1956 | $0 | $0 | 2025-09 | |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2025-12 | |
| Living Waters Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2021 | $38,295 | 2024-12 | |
| Long Prairie Gun and Archery Club | Recreation and sports | 501(c)(7) | 2010 | $0 | $0 | 2025-06 |
| Long Range Education Empowerment and Action Project | 501(c)(3) | 1993 | $0 | $0 | 2025-12 | |
| Lost Coast Aviators Eaa Chapter 1418 Incorporated | Arts, culture and humanities | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Lost Coast Humane Society | Animal-related | 501(c)(3) | 2006 | $0 | $0 | 2025-06 |
| Lost Coast Ventures | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-06 |
| Lutheran Church of Arcata | 501(c)(3) | 1941 | ||||
| Manila Community Church of God | 501(c)(3) | 1972 | ||||
| Marching Lumberjacks Alumni Association | Education | 501(c)(7) | 2015 | $0 | $0 | 2025-12 |
| Mateel Environmental Justice Foundation | Environment | 501(c)(3) | 1997 | $0 | $0 | 2025-05 |
| Mountain Top Christian Fellowship Inc | Religion-related | 501(c)(3) | 1999 | |||
| Neo Evolutionary Logic Project | Arts, culture and humanities | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Noble Redwood Company | 501(c)(2) | 1955 | $0 | $0 | 2023-06 | |
| North Coast Section California Music Educators Association | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2025-09 |
| North Coast Stand Down | Human services | 501(c)(3) | 2007 | $0 | $0 | 2025-09 |
| Northcoast Aikido Foundation | Education | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Order of the Eastern Star of California | 501(c)(10) | 2020 | ||||
| Our Hearth | Community improvement and capacity building | 501(c)(3) | 2025 | |||
| Pentecostal Church of God No Dist | 501(c)(3) | 1959 | ||||
| Psi Chi the National Honor Society in Psychology | 501(c)(3) | 1957 | $0 | $0 | 2025-06 | |
| Redwood Coast Emegency Training Center Inc | 501(c)(3) | 1989 | $0 | $0 | 2025-06 | |
| Redwood Coast Junior Golf Association | 501(c)(3) | 1985 | $0 | $0 | 2025-12 | |
| Redwood Coast Schutzhund Club | Animal-related | 501(c)(7) | 2025 | $0 | $0 | 2025-12 |
| Redwood Environmental Education Institute | 501(c)(3) | 1982 | $0 | $0 | 2024-12 | |
| Redwood Gun Club | 501(c)(4) | 1982 | $0 | $0 | 2024-12 | |
| Redwood Jazz Alliance | Arts, culture and humanities | 501(c)(3) | 2007 | $0 | $0 | 2025-07 |
| Rooster Project | Animal-related | 501(c)(3) | 2025 | |||
| Rotary Club of Arcata Community Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2015 | $0 | $0 | 2025-06 |
| Rotary International | 501(c)(4) | 1942 | $0 | $0 | 2026-06 | |
| Rotary International | 501(c)(4) | 1958 | $0 | $0 | 2025-06 | |
| SBMS Booster Club | Education | 501(c)(3) | 2026 | |||
| Schmidbauer Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $18 million | 2025-06 | |
| Soroptimist International of the Americas Inc | Crime and legal-related | 501(c)(3) | 2002 | $0 | $0 | 2026-06 |
| St Joseph Hospital Eureka | 501(c)(3) | 1946 | ||||
| Swim Quest | Recreation and sports | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Tamtams Farm Sanctuary | Animal-related | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Telios Christian Fellowship | Religion-related | 501(c)(3) | 1995 | |||
| Tiferet Center Inc | Religion-related | 501(c)(3) | 2005 | $41,127 | 2024-12 | |
| Tigers Gathering Energy Resource Services Inc | 501(c)(3) | 1985 | $0 | $0 | 2025-06 | |
| United States Amateur Rafting Coalition | Recreation and sports | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Vietnam Friendship Village Project USA Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1996 | $0 | $0 | 2025-09 |
| Youth Golf Foundation of Baywood | Recreation and sports | 501(c)(3) | 2026 |
By cause in Arcata, CA
- Education 28
- Arts, culture and humanities 16
- Environment 14
- Recreation and sports 11
- Human services 8
- Religion-related 8
- Animal-related 8
- Philanthropy, voluntarism and grantmaking foundations 6
- Health care 4
- Food, agriculture and nutrition 3
- Mental health and crisis intervention 3
- Youth development 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.