43 private foundations reported environment & conservation grants in Washington on their IRS Form 990-PF filings for tax years 2023–2025. Historical giving records — not an open application portal.
Themes are derived from the free-text purpose each foundation wrote on its own Part XV filing, so a grant is classified by what the funder said it was for. Grants paid directly to named individuals are excluded from recipient counts and tables.
Across tax years 2023–2025, 43 private foundations reported 102 grants for environment & conservation totaling $8,262,203 to 80 organizations in Washington. The most-funded Washington communities were Seattle, Port Townsend, Bellingham. Wilburforce Foundation reported the most environment & conservation giving — $2,000,000 across 15 grants. The median grant was $21,000.
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| Foundation | Grants | Total |
|---|---|---|
| Wilburforce Foundation | 15 | $2,000,000 |
| Margaret a Cargill Foundation | 1 | $1,991,500 |
| Freedom Together Foundation | 2 | $550,000 |
| The Kresge Foundation | 2 | $385,000 |
| Patagoniaorg | 22 | $331,250 |
| Bainum Family Foundation | 1 | $303,928 |
| The Rockefeller Foundation | 1 | $300,000 |
| Gary E Milgard Family Foundation - Mark | 3 | $265,000 |
| Bently Foundation | 1 | $250,000 |
| The Satterberg Foundation Inc | 2 | $150,000 |
| William Randolph Hearst Foundation | 1 | $150,000 |
| 128 Collective Foundation | 1 | $150,000 |
| Recipient | Grants | Total |
|---|---|---|
| Woodland Park Zoological Society | 2 | $2,141,500 |
| Together Rising AS an Environmental Community | 3 | $895,000 |
| Path | 2 | $603,928 |
| University of Washington | 5 | $585,000 |
| 350 Seattle | 3 | $401,000 |
| Toxic Free Future | 1 | $300,000 |
| BIG Life Foundation | 1 | $250,000 |
| Earth Economics | 1 | $250,000 |
| Ecoadapt | 1 | $180,000 |
| Evergreen State College Foundation | 1 | $150,000 |
| Woodland Park ZOO | 3 | $145,000 |
| Duwamish River Cleanup Coalition-technical Advisory Group | 1 | $135,000 |
| Northwest Maritime Center | 1 | $125,000 |
| Paws | 1 | $125,000 |
| Mosquito Fleet | 1 | $120,000 |
43 private foundations reported environment & conservation grants in Washington on their IRS Form 990-PF filings, totaling $8,262,203. The largest by reported dollars were Wilburforce Foundation, Margaret a Cargill Foundation, Freedom Together Foundation. These are historical filings, not open application portals — check each foundation's own guidelines before approaching them.
80 distinct organizations appear as recipients in Washington, led by Woodland Park Zoological Society, Together Rising AS an Environmental Community, Path. Grants paid directly to named individuals are excluded from these figures.
The median reported environment & conservation grant in Washington was $21,000, and the largest single reported grant was $1,991,500. Amounts are as reported by the filing foundation for a historical tax year.
The UseGrants feed tracks federal and state opportunities that are open today, each with the eligibility explained in plain English.
Source: public IRS Form 990-PF Part XV filings (tax years 2023–2025). Theme classification is derived from the funder’s own purpose text and is a summary, not a legal categorization. UseGrants is an independent aggregator, not affiliated with any foundation listed.
