Data / Nonprofits / New Jersey / Hopatcong
Nonprofits in Hopatcong, NJ: 46 registered with the IRS
46 nonprofits are registered with the IRS in Hopatcong, NJ, 32 of them 501(c)(3) charities; the 19 that report revenue took in $30.3 million. The largest by revenue: Journeymen of Plumb & Pipefitting Industry Welfare Fund Local 274 ($11.8 million), Heat and Frost Insulators and Allied Workers Local Union No 32 ($8.5 million), Construction Workers Welfare Fund- 147 ($3.8 million). Most common causes: public safety, disaster preparedness and relief (4), recreation and sports (3), human services (3).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Journeymen of Plumb & Pipefitting Industry Welfare Fund Local 274 | Health care | 501(c)(9) | 1958 | $11.8 million | $17.2 million | 2024-12 |
| Heat and Frost Insulators and Allied Workers Local Union No 32 | 501(c)(9) | 1957 | $8.5 million | $4.9 million | 2024-12 | |
| Construction Workers Welfare Fund- 147 | 501(c)(9) | 1964 | $3.8 million | $4 million | 2024-12 | |
| Local 147 Construction Workers Additional Security Benefits Fund | 501(c)(9) | 1985 | $3.6 million | $12.9 million | 2024-12 | |
| Heat and Frost Insulators and Allied Workers Local Union No 32 | 501(c)(5) | 1991 | $493,104 | $986,302 | 2024-12 | |
| Hopatcong Ambulance Service Inc | 501(c)(3) | 1966 | $391,473 | $367,953 | 2025-12 | |
| Basil Castrovinci Associates Welfare Fund | 501(c)(9) | 1957 | $389,033 | $2.3 million | 2024-12 | |
| Smile of Hopatcong | Human services | 501(c)(3) | 2011 | $361,886 | $1.8 million | 2025-12 |
| Cost of Living Fund of Local 274 | Mutual and membership benefit | 501(c)(9) | 2009 | $250,755 | $256,416 | 2025-04 |
| United States Bowling Congress Inc | Recreation and sports | 501(c)(3) | 2004 | $134,594 | $82,072 | 2025-07 |
| Hopatcong Chiefs Football Parent Association | Recreation and sports | 501(c)(3) | 2005 | $103,702 | $31,495 | 2025-12 |
| Hopatcong Hawks Soccer Club Inc | Youth development | 501(c)(3) | 2002 | $89,055 | $33,412 | 2024-12 |
| Hopatcong Seniors Inc | Human services | 501(c)(3) | 2013 | $74,914 | $25,663 | 2025-12 |
| New Jersey State Firemens Association | 501(c)(4) | 1979 | $64,023 | $188,194 | 2025-12 | |
| United Steelworkers | 501(c)(5) | 1940 | $51,880 | $91,105 | 2025-12 | |
| New Jersey State Policemens Benevolent Association Inc | Mutual and membership benefit | 501(c)(8) | 2014 | $44,885 | $77,690 | 2025-12 |
| Defiance Engine Company No 3 | Public safety, disaster preparedness and relief | 501(c)(3) | 2002 | $41,371 | $146,816 | 2025-12 |
| Furgeddaboutit | Public and societal benefit | 501(c)(3) | 2025 | $20,559 | $9,182 | 2025-12 |
| Friends of E Louise Childs Library | Arts, culture and humanities | 501(c)(3) | 2018 | $9,318 | $12,865 | 2025-12 |
| Anthro Outdoors Adventures | Public and societal benefit | 501(c)(3) | 2024 | $0 | $0 | 2025-09 |
| Blue Knights Chapter VIII Charities Inc | Health care | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Byram Bay Christian Church | 501(c)(3) | 1975 | ||||
| Enlightened Computers Inc | Environment | 501(c)(3) | 2021 | $0 | $0 | 2023-12 |
| Friends of Adwan Nepal Corp | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Hopatcong Boro Cert Team | Public safety, disaster preparedness and relief | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Hopatcong Chiefs Booster Club | 501(c)(3) | 1972 | $0 | $0 | 2025-06 | |
| Hopatcong Community Garden | Environment | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Hopatcong Elementary Parent Teacher Organization | 501(c)(3) | 1986 | $0 | $0 | 2025-08 | |
| Hopatcong High School Ptso Inc | Education | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Hopatcong Hills Company No 4 of the Hopatcong Fire Department | Public safety, disaster preparedness and relief | 501(c)(3) | 2024 | |||
| Hopatcong Music Boosters Org | Education | 501(c)(3) | 2016 | $0 | $0 | 2026-06 |
| Hopatcong Observatory Astronomy Club | Science and technology | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Hopatcong Pound Project A NJ Nonprofit Corporation | Animal-related | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Hopatcong Youth Wrestling Inc | Recreation and sports | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Ipul Refugio de Paz Inc | Religion-related | 501(c)(3) | 2025 | |||
| Korean Central Church | 501(c)(3) | 1994 | ||||
| New Jersey Association of Minority Real Estate Professionals | Community improvement and capacity building | 501(c)(6) | 2025 | |||
| New Jersey Association of Real Estate Professionals Foundation | Housing and shelter | 501(c)(3) | 2025 | |||
| New Jersey Education Association | 501(c)(5) | 1972 | ||||
| New Jersey Education Association | 501(c)(5) | 1972 | ||||
| New Jersey State Federation of Womens Clubs | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1998 | $0 | $0 | 2026-06 |
| Patriots of the Leaf | Public and societal benefit | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| St Jude Rosary and Alter Society | Religion-related | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Sussex County Police Chiefs Association Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| United Steelworkers | 501(c)(5) | 1940 | $0 | $0 | 2025-12 | |
| Welcome Home WL A NJ Non-Profit Corporation | Human services | 501(c)(3) | 2025 |
By cause in Hopatcong, NJ
- Public safety, disaster preparedness and relief 4
- Recreation and sports 3
- Human services 3
- Public and societal benefit 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.