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Data / Nonprofits / Maine / Rockland / Education

Education nonprofits in Rockland, ME: 6 registered with the IRS

6 education nonprofits are registered with the IRS in Rockland, ME, 6 of them 501(c)(3) charities; the 4 that report revenue took in $12.2 million. The largest by revenue: Island Institute ($11 million), Sail Power and Steam Museum ($704,267), TGS Foundation ($403,900).

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Every organization, largest by revenue first

OrganizationTypeSinceRevenueAssetsFiling
Island Institute501(c)(3)1987$11 million$41.9 million2025-06
Sail Power and Steam Museum501(c)(3)2008$704,267$3 million2024-12
TGS Foundation501(c)(3)2023$403,900$16,9192024-12
Friends of Rockland Public Library501(c)(3)1993$100,672$221,2982025-12
Midcoast Human Resources Association501(c)(3)2017$0$02025-12
Rockland Matsubayashi-Ryu Dojo Inc501(c)(3)2024

Other causes in Rockland, ME

Every nonprofit in Rockland, ME · 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.