Data / Nonprofits / Massachusetts / South Boston
Nonprofits in South Boston, MA: 99 registered with the IRS
99 nonprofits are registered with the IRS in South Boston, MA, 77 of them 501(c)(3) charities; the 45 that report revenue took in $166.3 million. The largest by revenue: Catholic Charitable Bureau of the Archdiocese of Boston Inc ($64 million), South Boston Community Health Center Inc ($27.5 million), Mass Bay Credit Union ($19.2 million). Most common causes: community improvement and capacity building (9), human services (8), education (8).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Catholic Charitable Bureau of the Archdiocese of Boston Inc | 501(c)(3) | 1975 | $64 million | $66.4 million | 2025-06 | |
| South Boston Community Health Center Inc | Health care | 501(c)(3) | 1980 | $27.5 million | $30.5 million | 2025-09 |
| Mass Bay Credit Union | 501(c)(14) | $19.2 million | $367.1 million | 2025-12 | ||
| Ironworkers Union Local 7 | 501(c)(5) | 1944 | $14 million | $32.1 million | 2025-06 | |
| McCourt Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2011 | $10.2 million | $19.9 million | 2024-12 |
| Marian Manor for the Aged & Infirm Inc | Health care | 501(c)(3) | 1946 | $9.5 million | $2.9 million | 2024-12 |
| Iron Workers Local 7 Joint Apprentice Committee Educational F | 501(c)(3) | 1968 | $4 million | $15 million | 2025-06 | |
| South Boston Neighborhood House Inc | Human services | 501(c)(3) | 1959 | $3.7 million | $3.6 million | 2025-06 |
| Julies Family Learning Program Inc | Human services | 501(c)(3) | 2003 | $2 million | $881,052 | 2025-06 |
| Paraclete Center Inc | Education | 501(c)(3) | 1996 | $1.8 million | $3.5 million | 2024-12 |
| Iron Workers District of New England Labor-Mgmt Cooperation Trust | 501(c)(6) | 1995 | $1.7 million | $4.9 million | 2024-12 | |
| International Alliance Theatrical Stage Employees & Moving Picture | Arts, culture and humanities | 501(c)(5) | 1966 | $1.4 million | $958,633 | 2025-12 |
| St Peter Academy Inc | Education | 501(c)(3) | 2022 | $1.3 million | $1.7 million | 2025-06 |
| Boston Childrens Foundation Inc | Health care | 501(c)(3) | 2004 | $1.2 million | $493,844 | 2025-06 |
| Spoke Art Inc | Arts, culture and humanities | 501(c)(3) | 2000 | $985,132 | $599,111 | 2024-12 |
| Office and Professional Employees International Union | 501(c)(5) | 1946 | $491,995 | $693,605 | 2024-12 | |
| The South Boston Collaborative Center Inc | Mental health and crisis intervention | 501(c)(3) | 2007 | $488,793 | $191,466 | 2024-12 |
| South Boston Community Development Foundation Inc | Community improvement and capacity building | 501(c)(3) | 2010 | $484,217 | $446,399 | 2024-12 |
| South Boston Youth Hockey Association Inc | Recreation and sports | 501(c)(3) | 2017 | $309,286 | $336,304 | 2025-08 |
| Rwandan Women Rising Inc | International, foreign affairs and national security | 501(c)(3) | 2023 | $294,430 | $624,120 | 2024-12 |
| Iatse Local 11 Joint Apprentice Committee Educational Fund | Education | 501(c)(3) | 2025 | $230,468 | $494,788 | 2024-12 |
| South Boston Action Council Inc | Mental health and crisis intervention | 501(c)(3) | 1971 | $196,307 | $2 million | 2025-06 |
| Iron Workers District Council of New England | 501(c)(5) | 1962 | $151,935 | $211,382 | 2025-06 | |
| South Boston Foundation | Youth development | 501(c)(3) | 2020 | $150,030 | $16,782 | 2024-12 |
| Friends of the Perry | Education | 501(c)(3) | 2018 | $149,370 | $254,389 | 2025-12 |
| South Boston Special Kids & Young Adults Corporation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2017 | $134,073 | $166,010 | 2026-01 |
| South Boston En Accion Inc | Human services | 501(c)(3) | 2008 | $131,292 | $19,403 | 2024-12 |
| South Boston Little League Inc | Recreation and sports | 501(c)(3) | 2016 | $98,746 | $46,267 | 2025-09 |
| Michael Burke Foundation | Diseases, disorders and medical disciplines | 501(c)(3) | 2018 | $76,201 | $55,800 | 2025-12 |
| South Boston Lithuanian Citizens Association | 501(c)(7) | 1946 | $70,563 | $87,848 | 2025-12 | |
| South Boston Sports Hall of Fame Trust Fund | Education | 501(c)(3) | 1995 | $67,262 | $72,651 | 2026-05 |
| South Shore Rugby Football Club Inc | Recreation and sports | 501(c)(3) | 2016 | $54,499 | $112,349 | 2025-12 |
| Chippewa Athletic Club Inc | 501(c)(7) | 1992 | $53,557 | $61,366 | 2025-12 | |
| American Legion | Mutual and membership benefit | 501(c)(19) | 1946 | $51,295 | $13,777 | 2025-12 |
| Mass Bay Credit Union Charitable Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2015 | $50,855 | $167,674 | 2025-12 |
| International Alliance of Theatrical Stage Employees Local 1 | Housing and shelter | 501(c)(2) | 2026 | $35,251 | $406,330 | 2025-12 |
| JJB Fund | Education | 501(c)(3) | 2023 | $28,244 | $1 | 2024-12 |
| Alpha Tau Omega Associates Inc | Education | 501(c)(7) | 2000 | $22,053 | $523,847 | 2024-12 |
| West Broadway Task Force Inc | Housing and shelter | 501(c)(3) | 2024 | $20,494 | $9,539 | 2024-12 |
| South Boston Association of Nonprofits Inc | Human services | 501(c)(3) | 2007 | $15,727 | $28,682 | 2025-06 |
| Evacuation Day St Patricks Day Heritage Fund Inc | Arts, culture and humanities | 501(c)(3) | 2020 | $13,469 | $11,018 | 2025-12 |
| Polish Army Veterans Association of America Inc | Public and societal benefit | 501(c)(4) | 1967 | $13,188 | $73,938 | 2024-12 |
| Southill Childrens Fund Inc | 501(c)(3) | 1988 | $10,631 | $7,350 | 2025-12 | |
| Building Trades Training Directors Association of Greater Boston | Employment | 501(c)(3) | 1994 | $7,539 | $39,588 | 2025-12 |
| Adopt A Platoon Southie Style | Public and societal benefit | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Adrianne Paul Healing in Community | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | $0 | $0 | 2025-07 |
| Albanian Orthodox Church the Holy Trinity Inc | 501(c)(3) | 1989 | ||||
| Andikape An Aksyon | Arts, culture and humanities | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Andrew Square Civic Association Inc | Community improvement and capacity building | 501(c)(3) | 2024 | |||
| Barnard Place Park Corporation | Recreation and sports | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Beth Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2017 | $33,374 | 2024-12 | |
| Boston Fitness Fund Corporation | Recreation and sports | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Boston Triathlon Foundation Inc | Youth development | 501(c)(3) | 2024 | |||
| Catholic Social Services Inc | 501(c)(3) | 1946 | $0 | $0 | 2023-06 | |
| City Point Neighborhood Association | Arts, culture and humanities | 501(c)(4) | 2014 | $0 | $0 | 2024-12 |
| Columbia Road Community Development Corporation | Human services | 501(c)(2) | 2004 | $0 | $4.5 million | 2025-06 |
| Dorchester Heights Assocation Inc | Community improvement and capacity building | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Earth Day 2020 Boston Inc | Environment | 501(c)(3) | 2020 | $0 | $0 | 2025-04 |
| Ed Horan Memorial Foundation | Community improvement and capacity building | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Elia and Fannie Karas Foundation Inc | 501(c)(3) | 1957 | $773,826 | 2025-08 | ||
| Falmouth Mens Club Inc | 501(c)(3) | 1989 | $0 | $0 | 2024-12 | |
| Friends of West Second Street Park | Community improvement and capacity building | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Friends of the James F Condon K-8 Inc | Education | 501(c)(3) | 2024 | $0 | $0 | 2025-06 |
| Gate of Heaven Parish | 501(c)(3) | 1946 | 2012-06 | |||
| Gay Fathers of Greater Boston Inc | Civil rights, social action and advocacy | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Grace Community Church of the Assemblies of God | 501(c)(3) | 1964 | ||||
| Greg Pennington Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | |||
| Iglesia Cristiana La Zarza Ardiendo | Religion-related | 501(c)(3) | 2019 | |||
| International Alliance Theatrical Stage Employees & Moving Picture M | 501(c)(5) | 1941 | $0 | $0 | 2025-12 | |
| James F Condon Community School Council Inc | 501(c)(3) | 1992 | $0 | $0 | 2025-06 | |
| James Michael Curley Recreation Center Community Council | Recreation and sports | 501(c)(3) | 1990 | $0 | $0 | 2025-06 |
| John J and Nora Jennings Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2002 | $47,607 | 2024-12 | |
| Joseph P Tynan Community School Council Inc | Youth development | 501(c)(3) | 1992 | $0 | $0 | 2025-06 |
| Marr Charitable Foundation | 501(c)(3) | 1986 | $1.6 million | 2025-11 | ||
| Mary Ellen McCormack Taskforce Inc | Community improvement and capacity building | 501(c)(3) | 2015 | $0 | $0 | 2025-03 |
| Massachusetts Society of Orthotics and Prosthetics Inc | Community improvement and capacity building | 501(c)(6) | 2016 | $0 | $0 | 2024-12 |
| Miss Pink Pageant | Human services | 501(c)(3) | 2013 | $0 | $0 | 2025-11 |
| Moms Club | Human services | 501(c)(3) | 2001 | $0 | $0 | 2026-06 |
| Native American Lifelines of Boston | Health care | 501(c)(3) | 2020 | $0 | $1 | 2024-12 |
| Pets for Vets Boston Ma Inc | Animal-related | 501(c)(3) | 2016 | $0 | $0 | 2026-01 |
| Pink Whales Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Retired Ironworkers Association Local 7 Boston | 501(c)(7) | 1996 | $0 | $0 | 2026-05 | |
| Saint Monica Parish | 501(c)(3) | 1946 | ||||
| Saint Peter Parish | 501(c)(3) | 1946 | 2012-06 | |||
| Saint Vincent - Lower End Neighborhood Association | Environment | 501(c)(4) | 2012 | $0 | $0 | 2025-12 |
| Sensory City Inc | Human services | 501(c)(3) | 2019 | $0 | $0 | 2026-03 |
| Society of Saint Vincent de Paul in the Archdiocese of Boston | 501(c)(3) | 2013 | $0 | $0 | 2025-09 | |
| South Baptist Church | 501(c)(3) | 1955 | ||||
| South Boston Arts Association Inc | Arts, culture and humanities | 501(c)(3) | 2004 | $0 | $0 | 2024-12 |
| South Boston Citizens Association C Orporation | Community improvement and capacity building | 501(c)(3) | 2026 | |||
| South Boston Girls Softball Inc | Recreation and sports | 501(c)(3) | 2018 | $0 | $0 | 2025-09 |
| South Boston Irish American Society Inc | 501(c)(7) | 1981 | $0 | $0 | 2026-03 | |
| St George Cathedral | 501(c)(3) | 1972 | ||||
| St Michaels Conference Inc | Religion-related | 501(c)(3) | 1999 | $0 | $0 | 2023-12 |
| T9 Miracle Foundation Inc | Health care | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Taupa Lithuanian Fed Credit Union | 501(c)(1) | 2011-12 | ||||
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2024-12 | |
| West Broadway Community Development Corporation Inc | Community improvement and capacity building | 501(c)(2) | 2001 | $0 | $3.6 million | 2025-06 |
| Iron Workers Union Local No 7 Building Association Inc | 501(c)(2) | 1967 | $-93,942 | $1.4 million | 2025-06 |
By cause in South Boston, MA
- Community improvement and capacity building 9
- Human services 8
- Education 8
- Philanthropy, voluntarism and grantmaking foundations 8
- Recreation and sports 7
- Arts, culture and humanities 6
- Health care 5
- Youth development 3
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.