Data / Nonprofits / Massachusetts / Chatham
Nonprofits in Chatham, MA: 60 registered with the IRS
60 nonprofits are registered with the IRS in Chatham, MA, 41 of them 501(c)(3) charities; the 31 that report revenue took in $26.1 million. The largest by revenue: Eastward Ho Country Club Inc ($12.6 million), Chatham Historical Society Inc ($3.3 million), Cape Cod Commericial Fishermens Alliance Inc ($2.5 million). Most common causes: arts, culture and humanities (6), recreation and sports (5), human services (4).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Eastward Ho Country Club Inc | 501(c)(7) | 1973 | $12.6 million | $22.1 million | 2024-12 | |
| Chatham Historical Society Inc | 501(c)(3) | 1950 | $3.3 million | $8.3 million | 2025-12 | |
| Cape Cod Commericial Fishermens Alliance Inc | Environment | 501(c)(3) | 1997 | $2.5 million | $10.1 million | 2024-12 |
| Atlantic White Shark Conservancy Inc | Science and technology | 501(c)(3) | 2012 | $1.6 million | $1.7 million | 2025-12 |
| Eldredge Public Library | Education | 501(c)(3) | 1968 | $1.5 million | $10.3 million | 2025-06 |
| Monomy Comunity Services | Human services | 501(c)(3) | 1973 | $885,450 | $1.6 million | 2025-06 |
| Chatham Conservation Foundation Inc | Environment | 501(c)(3) | 1963 | $499,306 | $24.2 million | 2025-07 |
| Creative Arts Center in Chatham Inc | Arts, culture and humanities | 501(c)(3) | 1975 | $456,071 | $668,594 | 2024-12 |
| Chatham Chamber of Commerce | 501(c)(6) | 1942 | $395,355 | $372,891 | 2025-09 | |
| Slotnick Korelitz Charitable Trust | Housing and shelter | 501(c)(3) | 2012 | $393,813 | $1.8 million | 2025-12 |
| Chatham Athletic Association Inc | Recreation and sports | 501(c)(3) | 1967 | $385,807 | $646,923 | 2025-12 |
| GB Cod Fixed Gear Sector Inc | Animal-related | 501(c)(5) | 2008 | $381,550 | $127,353 | 2024-12 |
| Friends of the Eldredge Public Library Inc | 501(c)(3) | 1981 | $152,677 | $4 million | 2025-06 | |
| Chatham Platform Tennis Association Inc | 501(c)(7) | 1979 | $150,036 | $233,121 | 2026-04 | |
| Center for the Spiritual Journey Inc | Religion-related | 501(c)(3) | 2016 | $131,553 | $56,292 | 2025-12 |
| Life Together International | Religion-related | 501(c)(3) | 2015 | $119,972 | $30,060 | 2025-06 |
| First Night Chatham Inc | Arts, culture and humanities | 501(c)(3) | 1993 | $98,372 | $46,050 | 2026-03 |
| Brown James Buck Memorial Association Inc | Human services | 501(c)(3) | 2016 | $82,182 | $571,117 | 2024-12 |
| Chatham Police Association Inc | 501(c)(4) | 1975 | $81,534 | $276,570 | 2025-12 | |
| Friends of the Chatham Council On Aging Inc | Human services | 501(c)(3) | 1978 | $80,865 | $336,110 | 2025-06 |
| Chatham Fire Association Inc | 501(c)(4) | 1984 | $61,880 | $176,757 | 2024-09 | |
| Womens Club of Chatham | Food, agriculture and nutrition | 501(c)(3) | 2011 | $39,357 | $26,589 | 2025-04 |
| Friends of Chatham Waterways Inc | 501(c)(3) | 1985 | $37,013 | $84,393 | 2024-12 | |
| Chatham Garden Club Inc | Environment | 501(c)(3) | 2011 | $30,511 | $68,507 | 2025-12 |
| Companion Animal Program Inc | 501(c)(3) | 1988 | $27,619 | $337,646 | 2025-05 | |
| Friends of Trees Inc | 501(c)(3) | 1984 | $18,099 | $46,396 | 2025-06 | |
| Boy Scout Troop 71 | Youth development | 501(c)(3) | 2023 | $16,511 | $34,262 | 2025-12 |
| Mooncusser Sector Inc | Food, agriculture and nutrition | 501(c)(5) | 2021 | $9,865 | $61,263 | 2024-12 |
| Old Village Associaton Inc | Arts, culture and humanities | 501(c)(3) | 1997 | $5,814 | $30,992 | 2025-12 |
| Friends of Rolf E Sylvan Gardens | Environment | 501(c)(3) | 2014 | $3,021 | $21,709 | 2025-12 |
| Veterans of Foreign Wars Department of Massachusetts | 501(c)(19) | 1965 | $1,401 | $7,077 | 2024-12 | |
| Bernard & Judy Cornwell Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1999 | $146,020 | 2025-12 | |
| Bucks Creek Yacht Club | Human services | 501(c)(4) | 1999 | $0 | $0 | 2025-12 |
| Cape Cod Native Inc | Health care | 501(c)(3) | 2025 | |||
| Cape Cod Seafood Council | Food, agriculture and nutrition | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Cape Cod Shakespeare Festival in Chatham | Arts, culture and humanities | 501(c)(3) | 2022 | $109,835 | 2025-12 | |
| Chatham Drama Guild Inc | Arts, culture and humanities | 501(c)(3) | 2003 | $0 | $0 | 2025-06 |
| Department of Massachusetts VFW Auxiliary | Public and societal benefit | 501(c)(19) | 2009 | $0 | $0 | 2026-06 |
| Digs Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2015 | $1.1 million | 2025-12 | |
| First United Methodist Church | 501(c)(3) | 1974 | 2013-12 | |||
| Friends of Chatham Pickleball | Recreation and sports | 501(c)(3) | 2024 | |||
| GB Hook Sector Inc | Food, agriculture and nutrition | 501(c)(5) | 2005 | $0 | $38 | 2024-12 |
| Great Hill Estates Association Inc | Recreation and sports | 501(c)(7) | 2007 | $0 | $0 | 2026-07 |
| Impact Chatham Inc | Community improvement and capacity building | 501(c)(3) | 2023 | $31,612 | 2025-12 | |
| Kappa Delta Phi Educational Foundation | Education | 501(c)(3) | 2000 | $0 | $0 | 2025-12 |
| Kiwanis International Inc | 501(c)(4) | 1960 | $0 | $0 | 2025-09 | |
| Latrappe Creek Society Inc | Recreation and sports | 501(c)(7) | 2026 | |||
| Master Wardens & Members of the Grand Lodge of Masons in Mass | Mutual and membership benefit | 501(c)(10) | 1954 | $0 | $0 | 2024-08 |
| Monomoy Regional Educational Association | Employment | 501(c)(5) | 2024 | $0 | $0 | 2026-06 |
| Monomoy Yacht Club of Chatham Mass | 501(c)(7) | 1944 | 2024-12 | |||
| Opportunity Solutions Internationalincorporated | International, foreign affairs and national security | 501(c)(3) | 2008 | $0 | $0 | 2026-05 |
| Oyster River Hills Association Inc | 501(c)(7) | 1969 | $0 | $0 | 2025-12 | |
| Pulvermann Charitable Trust | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2012 | $2.4 million | 2024-12 | |
| Rotary International | 501(c)(4) | 1942 | $0 | $0 | 2026-06 | |
| Salty Paws Therapy Dogs Inc | Animal-related | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Studio 878 Trust | Arts, culture and humanities | 501(c)(3) | 2000 | $0 | $0 | 2025-08 |
| Tennin4lifecapecod Inc | Recreation and sports | 501(c)(3) | 2024 | $0 | $0 | 2026-06 |
| Unitarian Universalist Meeting House | 501(c)(3) | 1989 | 2023-12 | |||
| Withstandley Family Charitable Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2023 | $188,954 | 2025-12 | |
| Women of Fishing Families Inc | 501(c)(3) | 2026 |
By cause in Chatham, MA
- Arts, culture and humanities 6
- Recreation and sports 5
- Human services 4
- Environment 4
- Philanthropy, voluntarism and grantmaking foundations 4
- 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.