Data / Nonprofits / New York / Mayville
Nonprofits in Mayville, NY: 36 registered with the IRS
36 nonprofits are registered with the IRS in Mayville, NY, 24 of them 501(c)(3) charities; the 14 that report revenue took in $5.5 million. The largest by revenue: Chautauqua Home Rehabilitation & Improvement Corp ($2.9 million), Chautauqua Lake Child Care Center ($922,762), Chautauqua Lake Snowmobile Club ($346,683). Most common causes: recreation and sports (5), education (4).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Chautauqua Home Rehabilitation & Improvement Corp | Housing and shelter | 501(c)(3) | 1978 | $2.9 million | $1.8 million | 2024-12 |
| Chautauqua Lake Child Care Center | Education | 501(c)(3) | 2006 | $922,762 | $535,276 | 2025-06 |
| Chautauqua Lake Snowmobile Club | Recreation and sports | 501(c)(3) | 2009 | $346,683 | $802,493 | 2024-12 |
| Veterans of Foreign Wars of the U S Dept of Ny Lake Chautauqua Mem | 501(c)(19) | 1972 | $308,024 | $290,356 | 2024-12 | |
| American Legion Inc | Recreation and sports | 501(c)(7) | 2009 | $195,103 | $19,904 | 2024-12 |
| North Lake Fire Department Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2024 | $173,605 | $156,361 | 2025-12 |
| Civil Service Employees Association | 501(c)(5) | 1966 | $162,215 | $561,676 | 2025-09 | |
| Casa of Chautauqua County Inc | Crime and legal-related | 501(c)(3) | 2004 | $155,894 | $104,612 | 2024-12 |
| Mayville Library | Education | 501(c)(3) | 1962 | $132,462 | $772,200 | 2025-12 |
| Independent Oil and Gas Association of New York Inc | 501(c)(6) | 1983 | $60,071 | $122,173 | 2025-12 | |
| Deputy Sheriffs Association of Chautauqua County | Employment | 501(c)(5) | 2003 | $44,865 | $258,862 | 2024-12 |
| Mayville Volunteer Fire Co No 1 Inc | 501(c)(4) | 1995 | $43,741 | $546,935 | 2026-03 | |
| Civil Service Employees Association | 501(c)(5) | 1970 | $34,861 | $180,734 | 2025-09 | |
| Access Chautauqua County TV Inc | Arts, culture and humanities | 501(c)(3) | 2010 | $30,723 | $229,387 | 2025-12 |
| Aero Soaring Club Inc | Recreation and sports | 501(c)(7) | 2025 | $0 | $0 | 2024-12 |
| American Federation of Teachers | 501(c)(5) | 1967 | $0 | $0 | 2026-06 | |
| Chautauqua Co Sheriffs Office Mounted Div Association Inc | Crime and legal-related | 501(c)(3) | 2015 | $0 | $0 | 2023-12 |
| Chautauqua County Christian Center Inc | 501(c)(3) | 1988 | ||||
| Chautauqua County Volleyball Club | Recreation and sports | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Chautauqua Lake Thunderbird Athletic Club Inc | Education | 501(c)(3) | 2010 | $0 | $0 | 2026-07 |
| Chautauqua Rails To Trails Inc | Environment | 501(c)(3) | 1994 | $0 | $0 | 2025-12 |
| Chautauqua Township Historical Society Inc | 501(c)(3) | 1978 | $0 | $0 | 2025-12 | |
| Department of New York VFW Auxiliary | 501(c)(19) | 2009 | $0 | $0 | 2026-06 | |
| Dewittville Fire Department | Public safety, disaster preparedness and relief | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Go Shawn Go Foundation | Human services | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Henry K and Wilma I McConnon Family Charitable Private Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2020 | $2.9 million | 2025-12 | |
| Inspire Good of Wny Inc | Community improvement and capacity building | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| International Association of Lions Clubs | 501(c)(4) | 1966 | $0 | $0 | 2024-12 | |
| Lake Youth Football | Recreation and sports | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Living Faith Bible Church Inc | Religion-related | 501(c)(3) | 2015 | |||
| Peacock Lodge No 699 F & Am | Community improvement and capacity building | 501(c)(10) | 2018 | $0 | $0 | 2025-12 |
| Pflag Chautauqua | 501(c)(3) | 1994 | $0 | $0 | 2023-09 | |
| She Is Safe | Human services | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Small Companion Advocacy Team Inc | Animal-related | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Suicide Prevention Alliance of Chautauqua County Inc | Education | 501(c)(3) | 2025 | |||
| Town of Chautauqua Hometown Heroes Veterans Park Inc | Public and societal benefit | 501(c)(3) | 2022 | $0 | $0 | 2026-05 |
By cause in Mayville, NY
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.