Data / Nonprofits / Maine / Sidney
Nonprofits in Sidney, ME: 22 registered with the IRS
22 nonprofits are registered with the IRS in Sidney, ME, 13 of them 501(c)(3) charities; the 4 that report revenue took in $4.1 million. The largest by revenue: New England Music Camp Association ($3.9 million), Maine Cheese Guild ($123,346), The Lilies Foundation ($85,697). Most common causes: recreation and sports (4).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| New England Music Camp Association | 501(c)(3) | 1938 | $3.9 million | $8.5 million | 2024-12 | |
| Maine Cheese Guild | Community improvement and capacity building | 501(c)(6) | 2012 | $123,346 | $112,726 | 2024-12 |
| The Lilies Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2017 | $85,697 | $30,123 | 2025-12 |
| Sawtelle Cemetery Association | Mutual and membership benefit | 501(c)(13) | 2018 | $4,788 | $66,180 | 2025-12 |
| American Legion Auxiliary | 501(c)(19) | 1946 | $0 | $0 | 2025-09 | |
| Ancient Free & Accepted Masons of Maine | 501(c)(10) | 1941 | $0 | $0 | 2026-03 | |
| Arnold Trail Sportsmans Association Inc | 501(c)(7) | 1980 | $0 | $0 | 2026-02 | |
| Central Maine Honey Badgers | Recreation and sports | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Central Maine Lacrosse Inc | Recreation and sports | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Halee Lyn Cummings Memorial Race | Arts, culture and humanities | 501(c)(3) | 2021 | $1 | 2023-12 | |
| Jaydens Warrior Pack Charity | Human services | 501(c)(3) | 2021 | $0 | $0 | 2026-06 |
| Kennebec Valley Art Association | 501(c)(3) | 1963 | $0 | $0 | 2024-12 | |
| Lioness Heart Foundation | International, foreign affairs and national security | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Maine Organic Milk Producers | Food, agriculture and nutrition | 501(c)(5) | 2004 | $0 | $0 | 2025-12 |
| Messalonskee Youth Football | Recreation and sports | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| National Association of Insurance Women | 501(c)(6) | 1968 | $0 | $0 | 2025-06 | |
| Sidney Athletic Association | Recreation and sports | 501(c)(3) | 2003 | $0 | $0 | 2026-01 |
| Sidney Historical Society | Arts, culture and humanities | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Sidney Trail Riders Inc | 501(c)(7) | 1979 | $0 | $0 | 2026-04 | |
| Smith Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | $520,639 | 2024-12 | |
| Ufb New England | Public and societal benefit | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Ward Pond Association | Environment | 501(c)(4) | 2014 | $0 | $0 | 2025-12 |
By cause in Sidney, 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.