Data / Nonprofits / New York / Chappaqua / Environment
Environment nonprofits in Chappaqua, NY: 3 registered with the IRS
3 environment nonprofits are registered with the IRS in Chappaqua, NY, 3 of them 501(c)(3) charities; the 2 that report revenue took in $390,709. The largest by revenue: Saw Mill River Audubon Society Inc ($326,053), Friends of Buttonhook Forest Inc ($64,656).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Saw Mill River Audubon Society Inc | 501(c)(3) | 1954 | $326,053 | $1.7 million | 2024-12 |
| Friends of Buttonhook Forest Inc | 501(c)(3) | 2022 | $64,656 | $25,310 | 2025-12 |
| Federated Garden Clubs of New York State Inc | 501(c)(3) | 2006 | $0 | $0 | 2026-02 |
Other causes in Chappaqua, NY
- Philanthropy, voluntarism and grantmaking foundations 22
- Education 15
- Arts, culture and humanities 10
- Recreation and sports 6
- Community improvement and capacity building 3
- Health care 3
- Medical research 3
- Religion-related 3
- Public safety, disaster preparedness and relief 3
- Animal-related 3
- Human services 3
Every nonprofit in Chappaqua, NY · Environment nonprofits across the state · 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.