Data / Nonprofits / Washington / Friday Harbor / Education
Education nonprofits in Friday Harbor, WA: 16 registered with the IRS
16 education nonprofits are registered with the IRS in Friday Harbor, WA, 16 of them 501(c)(3) charities; the 7 that report revenue took in $4.8 million. The largest by revenue: Spring Street International School ($3.8 million), Islands Oil Spill Association ($322,423), Salish Sea Sciences ($228,803).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Spring Street International School | 501(c)(3) | 1996 | $3.8 million | $4 million | 2025-08 |
| Islands Oil Spill Association | 501(c)(3) | 1990 | $322,423 | $410,111 | 2023-12 |
| Salish Sea Sciences | 501(c)(3) | 2025 | $228,803 | $15,111 | 2025-12 |
| Indigenous Educational Institute Inc | 501(c)(3) | 1998 | $116,448 | $237,648 | 2024-12 |
| San Juan Public Schools Foundation | 501(c)(3) | 1998 | $105,688 | $128,689 | 2025-06 |
| Stillpoint School | 501(c)(3) | 2007 | $98,780 | $200,156 | 2026-06 |
| Madrona Institute | 501(c)(3) | 2006 | $88,427 | $53,987 | 2025-12 |
| Critical Thinking School | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Friday Harbor High School Ptsa 8 2 65 | 501(c)(3) | 1996 | $0 | $0 | 2026-06 |
| Leadership San Juan Islands | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Pacific North West Tool Collectors | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Saint Davids Day School of Friday Harbor Washington | 501(c)(3) | 2014 | |||
| San Juan Golf and Tennis Foundation | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| San Juan Island Service Scholarship | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Sanjuan Island Family Resources Network | 501(c)(3) | 1998 | $0 | $0 | 2025-06 |
| Sweetgrass Preschool | 501(c)(3) | 2025 |
Other causes in Friday Harbor, WA
- Arts, culture and humanities 12
- Philanthropy, voluntarism and grantmaking foundations 12
- Human services 10
- Animal-related 7
- Community improvement and capacity building 7
- Youth development 7
- Environment 6
- Recreation and sports 5
- Public safety, disaster preparedness and relief 3
- Civil rights, social action and advocacy 3
- Public and societal benefit 3
- Housing and shelter 3
Every nonprofit in Friday Harbor, WA · Education 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.