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Data / Nonprofits / Maine / Rockland

Nonprofits in Rockland, ME: 101 registered with the IRS

101 nonprofits are registered with the IRS in Rockland, ME, 83 of them 501(c)(3) charities; the 45 that report revenue took in $60 million. The largest by revenue: William A Farnsworth Library and Art Museum Inc ($11.7 million), Island Institute ($11 million), Homeworthy ($5.3 million). Most common causes: arts, culture and humanities (13), recreation and sports (7), philanthropy, voluntarism and grantmaking foundations (7).

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Every organization, largest by revenue first

OrganizationCategoryTypeSinceRevenueAssetsFiling
William A Farnsworth Library and Art Museum IncArts, culture and humanities501(c)(3)1987$11.7 million$47.4 million2025-09
Island InstituteEducation501(c)(3)1987$11 million$41.9 million2025-06
HomeworthyHuman services501(c)(3)2014$5.3 million$5 million2024-12
Hurricane Island FoundationYouth development501(c)(3)2009$3.3 million$5.1 million2024-12
Bartlett Woods Inc501(c)(3)1994$3.2 million$6.1 million2024-12
Area Interfaith OutreachHuman services501(c)(3)1997$2.6 million$3.6 million2025-09
New Hope for Women IncHuman services501(c)(3)1981$2.1 million$2.7 million2025-09
MCH IncHousing and shelter501(c)(3)1966$1.4 million$3.4 million2025-12
Mid-Coast Health Net IncHealth care501(c)(3)2000$1.3 million$4 million2024-12
Out MainePhilanthropy, voluntarism and grantmaking foundations501(c)(3)2006$1.3 million$2.4 million2025-06
Pope Memorial Humane Society of Knox CountyAnimal-related501(c)(3)1991$1.3 million$6.7 million2024-12
Trekkers IncRecreation and sports501(c)(3)2000$1.2 million$1.8 million2025-08
The ApprenticeshopInternational, foreign affairs and national security501(c)(3)1991$1.2 million$1.2 million2025-12
Friends of the Strand TheatreArts, culture and humanities501(c)(3)2013$1.1 million$667,2512025-06
Center for Maine Contemporary ArtArts, culture and humanities501(c)(3)1968$1 million$5.1 million2025-03
Rockland Cemetery AssociationMutual and membership benefit501(c)(13)1944$955,395$15.4 million2025-12
Summer Street Housing Preservation IncHuman services501(c)(3)1992$919,011$2.2 million2025-12
Georges River Land TrustEnvironment501(c)(3)1987$842,180$7.5 million2024-12
American Lighthouse FoundationArts, culture and humanities501(c)(3)1996$788,271$2.8 million2024-12
Stella Maris Housing Development CorpHousing and shelter501(c)(3)1981$734,315$1.3 million2025-09
The Windowdressers IncHousing and shelter501(c)(3)2014$715,044$734,5042025-06
Sail Power and Steam MuseumEducation501(c)(3)2008$704,267$3 million2024-12
Salt Bay ChamberfestArts, culture and humanities501(c)(3)2000$640,000$588,0832025-12
Benevolent & Protective Order of Elks of the USA501(c)(8)1951$583,120$936,4962026-03
Rockland Festival Corporation501(c)(4)1951$543,417$525,8352024-12
Home Counselors Inc501(c)(3)1986$436,113$368,6242025-06
TGS FoundationEducation501(c)(3)2023$403,900$16,9192024-12
Maine Marine Trade Association501(c)(6)1991$388,327$81,5692025-09
Penobscot Language School501(c)(3)1988$352,642$299,4542025-08
Rockland District Nursing Association Inc501(c)(3)1974$220,818$460,3842025-06
Winslow Holbrook Merrit No 1 American LegionPublic and societal benefit501(c)(19)2025$208,171$587,2342025-12
Maine Windjammer AssociationCommunity improvement and capacity building501(c)(6)2025$204,141$33,9912024-10
Midcoast Trails StewardshipEnvironment501(c)(3)2024$167,349$73,9252024-12
Speaking PlaceCommunity improvement and capacity building501(c)(3)2012$146,318$109,7552025-09
Maine Lighthouse Museum IncArts, culture and humanities501(c)(3)2003$130,584$284,2332025-12
The Coastal Childrens Museum501(c)(3)1988$114,905$259,2342025-03
Rockland Public Library AssociationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)1997$108,099$1.9 million2025-12
Rockland Main Street IncHuman services501(c)(3)2011$105,333$11,4962024-06
Coastal Family HospiceHuman services501(c)(3)1980$104,414$329,1832025-12
Friends of Rockland Public LibraryEducation501(c)(3)1993$100,672$221,2982025-12
Friends of Maine Coastal Islands NWRFood, agriculture and nutrition501(c)(3)2003$95,444$254,3532025-12
Life Ministry IncReligion-related501(c)(3)2019$77,712$64,9812024-12
Rockland Yacht ClubRecreation and sports501(c)(7)2014$69,255$83,0172025-12
Coastal Recovery Community CenterMental health and crisis intervention501(c)(3)2022$58,136$12025-12
Millay House RocklandCommunity improvement and capacity building501(c)(3)2017$55,601$437,3702025-12
7-Tree FCRecreation and sports501(c)(3)2019$0$02024-12
Adas YoshuronReligion-related501(c)(3)2018
Aj Fund IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2021$174,6702025-12
American Legion AuxiliaryPublic and societal benefit501(c)(19)1946$0$02025-12
Americus Hook and Ladder CorporationPublic safety, disaster preparedness and relief501(c)(3)2023$0$02023-12
Amsbury Hill Old Cemetery Association Inc501(c)(13)1984$0$02025-12
Ancient Free & Accepted Masons of Maine501(c)(10)1941$0$02026-03
Ancient Free & Accepted Masons of Maine501(c)(10)1941$0$02026-03
Billy Weiss Memorial FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)1999$247,6812024-12
Cameron Frisone Cancer FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2026
Coastal Christian Fellowship Inc State of MaineReligion-related501(c)(3)2000
Crie Haven HouseHousing and shelter501(c)(3)2014$0$02024-06
Ellis-Beauregard FoundationArts, culture and humanities501(c)(3)2015$15.4 million2025-12
Energy4lifeDiseases, disorders and medical disciplines501(c)(3)2015$0$02024-12
Fallen American Veterans Foundation IncPublic and societal benefit501(c)(3)2012$0$02025-12
First Baptist Church501(c)(3)1942
First Universalist ChurchReligion-related501(c)(3)2017
Fraternal Order of Police501(c)(8)1952$0$02025-12
Glenn Jenks Ragtime RevueArts, culture and humanities501(c)(3)2023$0$02025-12
Harbor Light Church of God501(c)(3)1972
Hope Givers IncCommunity improvement and capacity building501(c)(3)2024$0$02025-12
Iaabo Board 20Recreation and sports501(c)(3)2023$0$02026-02
International Association of Fire Fighters501(c)(5)1966$0$02024-12
Kiwanis International Inc501(c)(4)1940$0$02025-09
Knights of Columbus501(c)(8)1940$0$02025-12
Knox County Mutual Aid Association IncPublic safety, disaster preparedness and relief501(c)(3)2016$0$02025-12
Knox County TriadCrime and legal-related501(c)(3)2023$0$02024-12
Little League Baseball IncRecreation and sports501(c)(3)1967$0$02025-09
Littlefield Memorial Baptist Church501(c)(3)1955
Maine Arts AssociationArts, culture and humanities501(c)(3)2025
Maine Ministry Outreach CenterYouth development501(c)(3)2014$22,3132025-12
Major Sayward N Hall Assembly 340 Fourth Degree Knights of ColumbusMutual and membership benefit501(c)(8)2014$0$02025-06
Midcoast Christian Book & Gift IncReligion-related501(c)(3)2003
Midcoast Human Resources AssociationEducation501(c)(3)2017$0$02025-12
Midcoast Regional Housing Trust IncHousing and shelter501(c)(3)2023$0$02024-12
Museum of Maritime PetsArts, culture and humanities501(c)(3)2012$0$02025-12
National Active and Retired Federal Employees Association501(c)(5)1963$0$02025-12
Old SchoolArts, culture and humanities501(c)(3)2014$0$02025-12
Panacea- Holistic HealthReligion-related501(c)(3)2025$0$02025-09
Pastoral Resources for Youth Ministry EncouragementEnvironment501(c)(3)1999$0$02025-12
Penobscot Bay MinistriesCrime and legal-related501(c)(3)2006$0$02023-12
Rock Coast RollersRecreation and sports501(c)(3)2014$0$02025-12
Rockland Breakwater Lighthouse Keep ErsCommunity improvement and capacity building501(c)(3)2026$0$02025-12
Rockland Historical Society501(c)(3)1978$0$02024-12
Rockland History TrustArts, culture and humanities501(c)(3)2014$0$02025-12
Rockland Kiwanis FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2005$0$02025-09
Rockland Matsubayashi-Ryu Dojo IncEducation501(c)(3)2024
Scouts Fund IncAnimal-related501(c)(3)2021$0$02025-12
Sons of the American LegionPublic and societal benefit501(c)(19)2025$0$02025-12
St Peters Parish501(c)(3)1940
Star of Hope IncArts, culture and humanities501(c)(3)2016$51 million2024-12
Station Maine501(c)(3)2004$0$02025-12
Thomaston Dog Park AssociationAnimal-related501(c)(3)2015$0$02025-12
Tiger Football Committee IncRecreation and sports501(c)(3)1993$0$02025-12
Worthington Scholarship FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2018$45.2 million2024-12
Youth Forum Maine501(c)(3)1993$0$02025-08

By cause in Rockland, 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.