| Princeton University | 501(c)(3) | 1984 | $3.21 billion | $45.86 billion | 2025-06 |
| Educational Testing Service | 501(c)(3) | 1949 | $792 million | $1.56 billion | 2025-09 |
| Lebanese American University | 501(c)(3) | 1964 | $284.7 million | $1.33 billion | 2025-08 |
| Princeton Day School Inc | 501(c)(3) | 1961 | $51.6 million | $198.5 million | 2025-06 |
| The Hun School of Princeton | 501(c)(3) | 1945 | $50.2 million | $100.1 million | 2025-06 |
| Wilberforce School Inc | 501(c)(3) | 2006 | $11.5 million | $26.8 million | 2025-06 |
| Princeton Charter School Inc | 501(c)(3) | 2012 | $10.5 million | $14.6 million | 2025-06 |
| Princeton Montessori Society | 501(c)(3) | 1969 | $9.4 million | $9.4 million | 2025-06 |
| Princeton International School of Mathematics and Science Inc | 501(c)(3) | 2014 | $7.8 million | $7.9 million | 2025-06 |
| Research Collections and Preservation Consortium Inc | 501(c)(3) | 2000 | $7.5 million | $77.5 million | 2025-06 |
| Chapin School | 501(c)(3) | 1953 | $7.2 million | $15.7 million | 2025-06 |
| American Community School Foundation Inc | 501(c)(3) | 2004 | $6.3 million | $780,535 | 2025-06 |
| American Embassy School of Lusaka Foundation Inc | 501(c)(3) | 2006 | $5.6 million | $2.9 million | 2025-07 |
| French American School of Princeton | 501(c)(3) | 2000 | $5 million | $8.3 million | 2025-06 |
| The American School of Kinshasa Foundation Inc | 501(c)(3) | 2009 | $4.2 million | $3.6 million | 2025-07 |
| Princeton Friends School | 501(c)(3) | 1987 | $3.9 million | $8.3 million | 2025-06 |
| Give Something Back | 501(c)(3) | 2016 | $3.8 million | $19.5 million | 2025-12 |
| Waldorf School Association of the Princeton Area | 501(c)(3) | 1986 | $3.6 million | $6.7 million | 2025-06 |
| Princeton Prospect Foundation | 501(c)(3) | 1961 | $2.9 million | $9.6 million | 2025-06 |
| Trustees of Princeton University | 501(c)(3) | 1984 | $2.8 million | $9.2 million | 2025-06 |
| Witherspoon Institute Inc | 501(c)(3) | 2004 | $2.7 million | $15.4 million | 2025-12 |
| Princeton-Blairstown Center Inc | 501(c)(3) | 1944 | $2.4 million | $56.7 million | 2025-12 |
| Network Contagion Research Institute | 501(c)(3) | 2018 | $2.1 million | $468,424 | 2025-12 |
| Friends and Foundation of the Princeton Public Library Inc | 501(c)(3) | 1998 | $1.7 million | $21.1 million | 2025-12 |
| Homeworks Trenton Inc | 501(c)(3) | 2017 | $1.5 million | $5.9 million | 2025-06 |
| Princeton Nursery School Inc | 501(c)(3) | 1937 | $1.4 million | $1.6 million | 2025-06 |
| University of Sydney USA Foundation | 501(c)(3) | 1994 | $1.2 million | $1.6 million | 2025-12 |
| Mid-Atlantic Robotics A NJ Non-Profit Corporation | 501(c)(3) | 2010 | $869,754 | $744,814 | 2025-06 |
| W E B Dubois Scholars Institute Inc | 501(c)(3) | 1994 | $844,638 | $1.4 million | 2024-12 |
| Nassau Cooperative Nursery School | 501(c)(3) | 1979 | $750,224 | $621,782 | 2025-06 |
| Princeton Cannon Dial Elm Foundation A NJ Nonprofit Corporat | 501(c)(3) | 2013 | $741,509 | $1.5 million | 2025-12 |
| Princeton Adult School | 501(c)(3) | 1971 | $708,855 | $899,644 | 2025-06 |
| Princeton Project 55 Inc | 501(c)(3) | 1995 | $546,360 | $3.9 million | 2025-06 |
| Lyford Cay School Foundation | 501(c)(3) | 2004 | $529,148 | $3.1 million | 2025-08 |
| Friends of the Jewish Museum Berlin | 501(c)(3) | 1999 | $432,225 | $11 million | 2024-12 |
| 101 Inc | 501(c)(3) | 1970 | $382,497 | $2.5 million | 2025-06 |
| Ivy 1879 Foundation Inc | 501(c)(3) | 1999 | $352,596 | $3.5 million | 2024-12 |
| PCS Capital & Endowment Fund Inc | 501(c)(3) | 2003 | $330,539 | $2.6 million | 2025-06 |
| C-Change Conversations | 501(c)(3) | 2018 | $319,654 | $430,847 | 2025-12 |
| Wingsforgrowth | 501(c)(3) | 2016 | $219,467 | $1.1 million | 2025-12 |
| Bairong Education Foundation Inc | 501(c)(3) | 2014 | $217,582 | $28.2 million | 2025-06 |
| Princeton Quadrangle Club Foundation | 501(c)(3) | 2023 | $174,281 | $152,873 | 2026-06 |
| Riverside School Parent Teacher Organization Inc | 501(c)(3) | 2003 | $173,181 | $146,527 | 2025-06 |
| Princeton Reach Out 56-81-06 Inc | 501(c)(3) | 1992 | $133,252 | $249,918 | 2025-06 |
| Friends of American Education Abroad Inc | 501(c)(3) | 2007 | $114,749 | $122,000 | 2025-06 |
| Friends of the Benjamin Franklin International School Foundation | 501(c)(3) | 2011 | $93,162 | $158,260 | 2025-08 |
| Telugupeople Foundation | 501(c)(3) | 2015 | $93,083 | $210,077 | 2025-12 |
| Princeton Learning Experience International School | 501(c)(3) | 2020 | $89,061 | $16,749 | 2024-12 |
| Yinghua Language School | 501(c)(3) | 2002 | $84,544 | $99,727 | 2025-06 |
| Community Park School Parent Teacher Organization Inc | 501(c)(3) | 1999 | $84,528 | $107,845 | 2025-06 |
| Littlebrook School Parent Teacher Organization | 501(c)(3) | 1997 | $79,709 | $95,719 | 2025-07 |
| Common Ground Collaborative Foundation | 501(c)(3) | 2021 | $79,399 | $129,712 | 2025-07 |
| Friends of International School Beijing Inc | 501(c)(3) | 2014 | $71,343 | $870,990 | 2025-06 |
| Princeton Middle School Parent Teacher Organization Inc | 501(c)(3) | 1998 | $63,768 | $85,468 | 2025-08 |
| Colegio Roosevelt-American School | 501(c)(3) | 2020 | $53,355 | $27,878 | 2025-07 |
| Westminster Foundation Princeton New Jersey | 501(c)(3) | 2018 | $43,323 | $82,418 | 2024-12 |
| K P Cultural Association Inc | 501(c)(3) | 1991 | $40,988 | $218,144 | 2025-12 |
| Sas Parents Association | 501(c)(3) | 2015 | $36,247 | $916,859 | 2025-12 |
| Aesop Afghanistan Inc | 501(c)(3) | 2025 | $33,201 | $29,357 | 2025-08 |
| Association for Resilient Campus Design and Innovation | 501(c)(3) | 2020 | $24,000 | $27,318 | 2023-12 |
| International School of Tanganyika Foundation | 501(c)(3) | 2014 | $19,505 | $475,026 | 2025-12 |
| International Association for Educational Assessment Inc | 501(c)(3) | 1991 | $10,987 | $184,252 | 2024-12 |
| North American Coordinating Council On Japanese Library Resources | 501(c)(3) | 1993 | $9,942 | $95,059 | 2025-06 |
| Educacion Sin Fronteras Colombia | 501(c)(3) | 2018 | $1,000 | $14,046 | 2024-12 |
| Abhyankar Foundation | 501(c)(3) | 2026 | | | |
| Aeroprinceton | 501(c)(3) | 2025 | $0 | $0 | 2024-12 |
| Aim for A Two Z Inc | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| American International School of Riyadh Foundation | 501(c)(3) | 2002 | $0 | $0 | 2026-06 |
| American School of Barcelona Foundation | 501(c)(3) | 2024 | $0 | $0 | 2026-06 |
| Artistic Leaders Academy Corp | 501(c)(3) | 2024 | | | |
| Association of Practical Theology | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| Bring Along Foundation Inc | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Byte Budz A NJ Nonprofit Organizati On | 501(c)(3) | 2025 | | | |
| Classgaga Foundation Corporation | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Concerned Black Alumni of Princeton | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Forrestal Agricultural Corporation | 501(c)(3) | 1998 | $0 | $0 | 2025-06 |
| Friends of Aiglon College Inc | 501(c)(3) | 1995 | $0 | $0 | 2026-08 |
| Friends of Hkis Inc | 501(c)(3) | 2023 | $0 | $0 | 2025-07 |
| Friends of St Marys International | 501(c)(3) | 2003 | $0 | $0 | 2026-06 |
| Friends of the American School of | 501(c)(3) | 2005 | | | |
| Friends of the International School Nido Aguilas Inc | 501(c)(3) | 2018 | $0 | $0 | 2026-06 |
| Global Young Founders Inc | 501(c)(3) | 2025 | | | |
| Hansen Family Foundation for Higher Education Inc | 501(c)(3) | 2024 | | $23,124 | 2024-12 |
| Healing Hands of Christ Inc | 501(c)(3) | 2010 | $0 | $0 | 2025-06 |
| Imm Scholarship A NJ Nonprofit Corp Oration | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Institute for Student Achievement Foundation | 501(c)(3) | 2022 | $0 | $100,890 | 2025-09 |
| Kappa Phi Lamda Educational Foundation Inc | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Keller-Majda Foundation Inc | 501(c)(3) | 2026 | | $19,681 | 2025-12 |
| Leggio Xci A NJ Nonprofit Corporati On | 501(c)(3) | 2025 | | | |
| Licensed Site Remediation Professional Association Foundatio | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Lumen Initiative | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| M51 Space Inc | 501(c)(3) | 2022 | $0 | $0 | 2025-07 |
| Maatribhoomi Foundation A NJ Nonprofit Corporation | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Maker Prep | 501(c)(3) | 2019 | | $112,689 | 2023-12 |
| Malcolm Bernard Historically Black Colleges & Univ College Fair | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Medimpact Global Inc | 501(c)(3) | 2025 | | | |
| Mercer Science and Engineering Club | 501(c)(3) | 2004 | $0 | $0 | 2025-06 |
| NJ We the People | 501(c)(3) | 2026 | | | |
| New Jersey Physican Assistant Foundation of the Njsspa | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| PHS Choir Parents Association Inc | 501(c)(3) | 2024 | $0 | $0 | 2025-06 |
| Pace Education A New Jersey Non-Profit Corporation | 501(c)(3) | 2020 | $0 | $0 | 2024-06 |
| Parent Booster USA Inc | 501(c)(3) | 2005 | $0 | $0 | 2026-03 |
| Parent Booster USA Inc | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| Parent Booster USA Inc | 501(c)(3) | 2005 | $0 | $0 | 2026-06 |
| Parent Booster USA Inc | 501(c)(3) | 2005 | $0 | $0 | 2025-06 |
| Parent Booster USA Inc | 501(c)(3) | 2005 | $0 | $0 | 2026-06 |
| Princeton Academy of the Sacred Heart Inc | 501(c)(3) | 1946 | | | |
| Princeton High School Parent Teacher Organization Inc | 501(c)(3) | 2000 | $0 | $0 | 2026-08 |
| Princeton Nassoons Alumni Association Inc | 501(c)(3) | 2025 | | | |
| Princeton Parents for Black Children | 501(c)(3) | 2021 | $0 | $0 | 2026-06 |
| River Stoan Indigenous Farm Incorporated | 501(c)(3) | 2024 | $0 | $0 | 2023-12 |
| Robert Schalkenbach Foundation Inc | 501(c)(3) | 1938 | | $22.7 million | 2025-06 |
| Sam Squared Accelerate Academy | 501(c)(3) | 2026 | | | |
| Save Our Schools NJ Community Organizing | 501(c)(3) | 2014 | $0 | $0 | 2025-08 |
| Shiranee Joseph de Saram Foundation | 501(c)(3) | 2022 | $0 | $476 | 2024-12 |
| Soufi Foundation Inc | 501(c)(3) | 2023 | | $580,759 | 2024-12 |
| South Asians in Sports Inc | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Stem Inspires A NJ Nonprofit Corporation | 501(c)(3) | 2022 | $0 | $0 | 2025-09 |
| Stemnauts Foundation | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Sunbrite Academy Inc | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Teachers That Travel Inc | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| The American Parliamentary Debate Association Inc | 501(c)(3) | 2005 | $0 | $0 | 2026-05 |
| Tiger Sustainable Investment Group Inc | 501(c)(3) | 2022 | $0 | $0 | 2026-04 |
| Trustees of Princeton University | 501(c)(3) | 1984 | | | |
| Trustees of Princeton University | 501(c)(3) | 1984 | | | |
| Trustees of Princeton University | 501(c)(3) | 1984 | | | |
| Unity Support A NJ Nonprofit Corporation | 501(c)(3) | 2025 | | | |
| Utalent | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Youth Financial Literacy Education Foundation | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |