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Data / Nonprofits / Massachusetts / Harwich

Nonprofits in Harwich, MA: 63 registered with the IRS

63 nonprofits are registered with the IRS in Harwich, MA, 55 of them 501(c)(3) charities; the 29 that report revenue took in $16.1 million. The largest by revenue: Family Pantry of Cape Cod Corp the ($6.2 million), Healthy Children Project Inc ($3.5 million), Pine Oaks One LLC ($1.6 million). Most common causes: education (11), arts, culture and humanities (9), recreation and sports (5).

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Every organization, largest by revenue first

OrganizationCategoryTypeSinceRevenueAssetsFiling
Family Pantry of Cape Cod Corp theFood, agriculture and nutrition501(c)(3)1995$6.2 million$18.1 million2025-12
Healthy Children Project IncMental health and crisis intervention501(c)(3)1995$3.5 million$7 million2025-06
Pine Oaks One LLC501(c)(2)2020$1.6 million$3.1 million2025-12
Pleasant Bay Community Boating IncRecreation and sports501(c)(3)2004$1.1 million$4.4 million2024-12
Pine Oaks III IncHousing and shelter501(c)(3)1997$852,681$4.1 million2025-12
Mid Cape Church Homes Inc501(c)(3)1978$816,766$10.4 million2025-12
Harwich Fire Association IncEducation501(c)(3)1992$702,697$1.9 million2025-12
Harwich Chamber of Commerce IncCommunity improvement and capacity building501(c)(6)2025$284,177$343,2352022-08
Cape Cod Tech Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2019$230,754$688,0942025-06
Friend of Pleasant Bay IncEnvironment501(c)(3)1986$97,953$170,5102025-06
Monomoy All Sports Booster ClubEducation501(c)(3)2020$82,020$180,3212024-12
Friends of the Harwich Youth CenterHuman services501(c)(3)2024$70,643$128,7282025-10
Cape Cod Pro-Life AllianceReligion-related501(c)(3)2024$68,782$38,3502025-12
Cape Cod Chaos IncRecreation and sports501(c)(3)2019$56,546$20,6722024-12
Cape Cod Community Rowing IncRecreation and sports501(c)(3)2015$56,308$164,9532025-12
Harwich Historical SocietyArts, culture and humanities501(c)(3)1959$53,838$658,3252025-12
LC BluefinsYouth development501(c)(3)2024$52,695$28,1952025-12
Harwich Police Association Inc501(c)(3)1994$52,504$500,9582025-08
Barnstable County Public Works Association501(c)(6)1994$47,607$46,8692025-12
Friends of the South Harwich Meetinghouse IncArts, culture and humanities501(c)(3)2005$46,286$10,0182025-12
Friends of the Harwich Council On Aging IncArts, culture and humanities501(c)(3)1975$44,178$915,9402025-12
Memory Lane Farm Rescue & SanctuaryAnimal-related501(c)(3)2017$43,617$3,4232024-12
Monomoy Youth SoccerRecreation and sports501(c)(3)2022$22,472$18,9362024-12
Chatham Harwich Newcomers Club CorporationMutual and membership benefit501(c)(7)2018$20,681$45,6072025-08
Cape Community OrchestraArts, culture and humanities501(c)(3)2016$18,463$21,1162025-06
Autism Appreciation MonthDiseases, disorders and medical disciplines501(c)(3)2022$10,503$9,5312024-12
Brendan T Maguire Charitable Fund IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2019$6,675$20,6882025-12
Classic Jazz Visions IncArts, culture and humanities501(c)(3)2021$4,132$462025-12
Chesseduorg IncEducation501(c)(3)2014$2,248$5,8692024-12
Alfred L Wolf and Constance Wolf Aviation Fund501(c)(3)1985$549,1872025-04
Aurion Health Foundation CorpHealth care501(c)(3)2026
Bahais of Harwich Town501(c)(3)1995
Boston College Alumni Association Cape Cod Chapter IncEducation501(c)(3)1999$0$02026-06
Cape Cod Chamber Ensemble IncArts, culture and humanities501(c)(3)1992$0$02025-12
Cape Cod Genealogical Society IncEducation501(c)(3)2001$0$02026-06
Club Drydock IncorporatedMental health and crisis intervention501(c)(3)2024$0$02024-12
Cranberry Valley Mens Golf Association501(c)(7)1988$0$02025-12
East Harwich Community AssociationEducation501(c)(3)2005$0$02023-12
First Congregational Church501(c)(3)19642013-12
Friends of Brooks Free Library IncEducation501(c)(3)1998$791,2272025-05
Friends of the Harwich Early Childhood Advisory Council IncEducation501(c)(3)1993$0$02025-06
Glucodogs IncAnimal-related501(c)(3)2017$0$02024-12
Green Family Charitable FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2012$6 million2025-12
Haitian Church of the Nazarene of Dennis IncReligion-related501(c)(3)2018
Harwich Elementary PtoEducation501(c)(3)2014$0$02025-07
Harwich Ponds Coalition IncEnvironment501(c)(3)2024$0$02025-12
Hasam Foundation IncInternational, foreign affairs and national security501(c)(3)2021$0$02025-09
Infant Feeding Action Coalition USA IncScience and technology501(c)(3)2001$13,6032025-12
Jordan Fisher Scholarship FoundationEducation501(c)(3)2017$28,0722025-12
Lower Cape Lax CorpRecreation and sports501(c)(3)2025$0$02025-12
Massachusetts Teachers Association501(c)(5)1972$0$02025-06
Master Wardens & Members of the Grand Lodge of Masons in Mass501(c)(10)1954$0$02024-08
Master Wardens & Members of the Grand Lodge of Masons in Mass501(c)(10)1972$0$02025-08
Monomoy Friends of the Arts IncEducation501(c)(3)2026$0$02025-12
New England Intercollegiate Golf Association Incorporated501(c)(3)1992$0$02025-12
Print Makers of Cape Cod IncArts, culture and humanities501(c)(3)2003$0$02024-06
Raymond E & Marie V Fontaine Family Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)1997$294,3422025-12
Toastmasters International501(c)(3)1945$0$02025-12
United Native Americans of Lucent TechnologiesEmployment501(c)(3)2020$0$02025-12
Victoria S McGrath Foundation IncorporatedHuman services501(c)(3)2018$159,0962025-12
Watershed Association of South HarwichEnvironment501(c)(3)2000$0$02025-12
We Are the Men MVCArts, culture and humanities501(c)(3)2009$0$02024-12
What Is Opera AnywayArts, culture and humanities501(c)(3)2020$0$02025-06

By cause in Harwich, MA

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.