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Data / Nonprofits / California / Napa / Environment

Environment nonprofits in Napa, CA: 16 registered with the IRS

16 environment nonprofits are registered with the IRS in Napa, CA, 16 of them 501(c)(3) charities; the 10 that report revenue took in $42.4 million. The largest by revenue: Napa County Land Trust ($39.7 million), Napa Valley Vine Trail Coalition ($1.3 million), Napa Green ($655,210).

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Every organization, largest by revenue first

OrganizationTypeSinceRevenueAssetsFiling
Napa County Land Trust501(c)(3)1976$39.7 million$158 million2024-12
Napa Valley Vine Trail Coalition501(c)(3)2009$1.3 million$3.8 million2025-06
Napa Green501(c)(3)2020$655,210$217,2872025-12
Material Innovation Institute501(c)(3)2020$231,821$378,5232024-12
Friends of the Napa River Inc501(c)(3)1994$139,372$122,5522025-12
Unidos Family Club501(c)(3)2022$115,473$48,2572025-06
Our Childrens Earth Foundation501(c)(3)1999$109,910$701,3312025-12
Little Valley501(c)(3)2023$65,200$39,8582025-12
Safari Club International Foundation501(c)(3)2004$54,059$15,8042025-12
Institute for Conservation Advocacy Research and Educaton501(c)(3)2005$17,097$57,3912022-12
Abuelitos Foundation501(c)(3)2022$209,3682024-12
California Garden Clubs Inc501(c)(3)1969$0$02024-12
Napa County Seed Library501(c)(3)2022$1,6842025-12
Pirates Coral501(c)(3)2019$0$02025-12
Planet Blue Water Inc501(c)(3)2026$0$12021-12
The School Doctor Garden501(c)(3)2019$0$02024-12

Other causes in Napa, CA

Every nonprofit in Napa, CA · 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.