Data / Nonprofits / Maine / Winter Harbor
Nonprofits in Winter Harbor, ME: 11 registered with the IRS
11 nonprofits are registered with the IRS in Winter Harbor, ME, 6 of them 501(c)(3) charities; the 8 that report revenue took in $8 million. The largest by revenue: Schoodic Institute at Acadia National Park ($4.9 million), Winter Harbor Yacht Club ($1.1 million), Grindstone Association ($918,919). Most common causes: arts, culture and humanities (3).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Schoodic Institute at Acadia National Park | Environment | 501(c)(3) | 2004 | $4.9 million | $7.3 million | 2024-12 |
| Winter Harbor Yacht Club | Recreation and sports | 501(c)(7) | 2009 | $1.1 million | $1.4 million | 2024-12 |
| Grindstone Association | 501(c)(7) | 1996 | $918,919 | $6.7 million | 2024-12 | |
| Schoodic Arts for All | Arts, culture and humanities | 501(c)(3) | 2000 | $680,016 | $1.9 million | 2024-12 |
| Winter Harbor Housing Development Corporation | 501(c)(4) | 1974 | $222,388 | $232,505 | 2024-12 | |
| Winter Harbor Historical Society | Education | 501(c)(3) | 2014 | $87,075 | $81,930 | 2026-06 |
| Winter Harbor Music Festival | Arts, culture and humanities | 501(c)(3) | 2010 | $63,937 | $6,699 | 2025-12 |
| Channing Chapel Preservation Society | Arts, culture and humanities | 501(c)(3) | 1994 | $15,292 | $421,027 | 2024-12 |
| Ancient Free & Accepted Masons of Maine | 501(c)(10) | 1941 | $0 | $0 | 2025-03 | |
| Cued Speech Association of New England | Human services | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| Schoodic Peninsula Chamber of Comme Rce | Community improvement and capacity building | 501(c)(6) | 2026 | $0 | $0 | 2025-12 |
By cause in Winter Harbor, ME
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.