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Data / Nonprofits / New York / Oakdale

Nonprofits in Oakdale, NY: 45 registered with the IRS

45 nonprofits are registered with the IRS in Oakdale, NY, 34 of them 501(c)(3) charities; the 16 that report revenue took in $8.6 million. The largest by revenue: Town of Islip Affordable Housing Corp ($4 million), Creative Ministries Inc ($1.8 million), W O R C Realty Corporation ($1 million). Most common causes: recreation and sports (7), education (5), public and societal benefit (4).

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Every organization, largest by revenue first

OrganizationCategoryTypeSinceRevenueAssetsFiling
Town of Islip Affordable Housing CorpHousing and shelter501(c)(3)2019$4 million$18.2 million2025-06
Creative Ministries Inc501(c)(3)1989$1.8 million$652,7532024-12
W O R C Realty Corporation501(c)(2)1954$1 million$5.6 million2025-09
Skyline Conference IncRecreation and sports501(c)(3)2009$486,127$277,6492025-06
Idle Hour Taxpayers Association of Oakdale L I N Y Inc501(c)(4)1969$283,748$578,9992025-12
Friends of Connetquot IncEnvironment501(c)(3)1997$220,659$315,1432025-12
West Oak Recreation Club Inc501(c)(7)1954$200,313$671,6662025-09
Town of Islip Housing Development CorporationHousing and shelter501(c)(3)2004$191,327$1.8 million2024-12
American Federation of Teachers501(c)(5)1967$108,896$140,9212025-08
Nassau Association of Music Administrators IncEducation501(c)(3)2001$76,743$128,3652025-08
Fit Kids for Life IncRecreation and sports501(c)(3)2022$68,864$29,2602025-12
Friends of Watch Hill at Fire Island IncRecreation and sports501(c)(3)2004$47,124$30,0942024-12
Connetquot Touchdown Club IncEducation501(c)(3)2000$33,109$34,0262024-12
Pta New York Congress501(c)(3)1954$30,936$27,5042025-06
Mitchell Cangelosi Scholarship Fund IncEducation501(c)(3)2009$11,823$202,3522025-12
Amvets501(c)(19)1963$8,000$23,0002026-06
Bnai Israel Reform Temple IncReligion-related501(c)(3)20202006-12
Catholic Engaged Encounter IncHuman services501(c)(3)1989$0$02025-12
Connetquot CaresHuman services501(c)(3)2016$0$02023-06
Connetquot Clerical AssociationEmployment501(c)(5)2013$0$02025-06
Connetquot Swim Booster Club IncRecreation and sports501(c)(3)2015$0$02025-08
Fooch FoundationRecreation and sports501(c)(3)2016$0$02025-12
Fort Schuyler Football Booster Club IncRecreation and sports501(c)(3)2018$0$02025-12
Friends of Pickman-Remmer Wetlands IncEnvironment501(c)(3)2018$0$02025-12
Friends of Plum Island IncEnvironment501(c)(3)2024$0$02025-12
Harrow International School New YorkEducation501(c)(3)2025$0$781,9752025-06
Idle Hour Civic Association Inc501(c)(4)1996
Idle Hour Fly Fishers Inc501(c)(5)1991$0$02025-12
Kings Chapel Church of Center Moriches IncReligion-related501(c)(3)2015
Long Island Association of Housing and Renewal Officials IncCommunity improvement and capacity building501(c)(3)2014$0$02024-12
Long Island Warriors Foundation IncPublic and societal benefit501(c)(3)2026
Oakdale Civic Association LTD501(c)(4)2026$0$02025-12
Oakdale Historial SocietyArts, culture and humanities501(c)(3)2017$0$02025-12
Oakdale Improvement Society LTD501(c)(3)1993$0$02025-10
Pta New York Congress501(c)(3)1954$0$02026-06
Rush Lacrosse Development LTDRecreation and sports501(c)(3)2019$0$1002025-12
Second Hand Chic IncHuman services501(c)(3)2025
Social and Athletic Club of the Islips IncPublic and societal benefit501(c)(3)2024$7,4802024-12
Sons of Amvets Squadron 1174Public and societal benefit501(c)(3)2023$0$02025-12
Sons of Norway501(c)(8)1940$0$02025-12
St Johns Church501(c)(3)1972
Sunrise Council No 6607 Knights of ColumbusPublic and societal benefit501(c)(8)2017$0$02025-12
The Eric Fund IncMental health and crisis intervention501(c)(3)2020$12024-06
The Li Collective IncYouth development501(c)(3)2026$12025-12
Vinny Perri Memorial Scholarship Fund IncEducation501(c)(3)2013$0$39,0142025-12

By cause in Oakdale, 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.