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The 10 richest nonprofits in California

The Board of Trustees of the Leland Stanford Junior University is #1 with $55.8 billion in net assets.

#1 · The Board of Trustees of the Leland Stanford Junior University
$55.8 billion
All California nonprofits combined
$838.8 billion
80,096 e-filed returns

The list

Net assets (fund balance) at the end of the year: what the organization owns minus what it owes.

  1. 1The Board of Trustees of the Leland Stanford Junior University990, year ended Aug 2025$55.8B
  2. 2Kaiser Foundation Hospitals990, year ended Dec 2024$52.1B
  3. 3William & Flora Hewlett Foundation990-PF, year ended Dec 2024$13.8B
  4. 4J Paul Getty Trust990-PF, year ended Jun 2025$12.7B
  5. 5Gordon E and Betty I Moore Foundation990-PF, year ended Dec 2024$11.4B
  6. 6University of Southern California990, year ended Jun 2025$11.3B
  7. 7Kaiser Foundation Health Plan Inc990, year ended Dec 2024$10.9B
  8. 8Dignity Health990, year ended Jun 2025$10.6B
  9. 9Silicon Valley Community Foundation990, year ended Dec 2024$10.5B
  10. 10Good Ventures Foundation990-PF, year ended Jun 2025$9.9B

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