The kitchen of a community center, with a serving counter and a folding chair

Cause Human servicesState California2,603 funders

Foundations that fund human services in California

2,603 private foundations based in California with a return in the last two years gave $470.5 million to human services organizations in 8,124 grants. The median grant was $10,000, and 500 of these foundations accept applications.

Foundations with a return in the last two years, each by its latest return (tax years 2023 to 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

Ranked by giving to human services

Top 50

Grants in each foundation’s latest return to organizations whose IRS category is human services.

  1. Conrad N Hilton FoundationWestlake Village, CA · tax year 2024 128 grants Accepts applications $25,765,091 to human services
  2. Crankstart FoundationSan Jose, CA · tax year 2024 32 grants Preselected only $22,744,500 to human services
  3. The David and Lucile Packard FoundationLos Altos, CA · tax year 2024 42 grants Accepts applications $17,415,292 to human services
  4. Kataly FoundationSan Francisco, CA · tax year 2024 1 grant Preselected only $15,300,000 to human services
  5. Valhalla FoundationWoodside, CA · tax year 2024 6 grants Preselected only $14,832,667 to human services
  6. The California EndowmentLos Angeles, CA · tax year 2024 100 grants Preselected only $10,803,288 to human services
  7. Sergey Brin Family FoundationSan Francisco, CA · tax year 2024 6 grants Preselected only $10,696,815 to human services
  8. The William & Flora Hewlett FoundationMenlo Park, CA · tax year 2024 64 grants Accepts applications $10,504,674 to human services
  9. The Carl Victor Page Memorial FoundationPalo Alto, CA · tax year 2024 2 grants Preselected only $10,400,000 to human services
  10. The Heising-Simons FoundationLos Altos, CA · tax year 2024 53 grants Preselected only $9,788,835 to human services
  11. The Schmidt Family FoundationPalo Alto, CA · tax year 2024 30 grants Accepts applications $7,730,780 to human services
  12. The Ahmanson FoundationBeverly Hills, CA · tax year 2024 34 grants Accepts applications $7,202,200 to human services
  13. Eugene & Marilyn Stein Family FoundationHillsborough, CA · tax year 2025 3 grants Preselected only $7,193,441 to human services
  14. The Levecke Family FoundationIrvine, CA · tax year 2024 2 grants Preselected only $7,054,845 to human services
  15. The Sobrato Family FoundationMountain View, CA · tax year 2024 55 grants Accepts applications $6,028,200 to human services
  16. Mary E Bazar-Robin FoundationWoodland Hills, CA · tax year 2024 3 grants Preselected only $5,711,920 to human services
  17. The California Wellness FoundationLos Angeles, CA · tax year 2024 70 grants Accepts applications $4,973,317 to human services
  18. Arrillaga FoundationPalo Alto, CA · tax year 2024 6 grants Preselected only $4,765,000 to human services
  19. The Grove FoundationLos Altos, CA · tax year 2024 20 grants Preselected only $4,677,500 to human services
  20. Evelyn and Walter Haas Jr FundSan Francisco, CA · tax year 2024 11 grants Preselected only $4,566,750 to human services
  21. The Koum Family FoundationPalo Alto, CA · tax year 2024 6 grants Preselected only $4,290,000 to human services
  22. Stupski FoundationSan Francisco, CA · tax year 2024 16 grants Preselected only $4,278,600 to human services
  23. Good Ventures FoundationPalo Alto, CA · tax year 2024 8 grants Preselected only $4,257,321 to human services
  24. Sunlight GivingPalo Alto, CA · tax year 2024 74 grants Preselected only $4,045,000 to human services
  25. Lakeshore Foundation Dated April 5 2011Redwood City, CA · tax year 2024 2 grants Accepts applications $4,000,000 to human services
  26. Loud Hound FoundationSan Francisco, CA · tax year 2024 4 grants Preselected only $3,600,000 to human services
  27. Koret FoundationSan Francisco, CA · tax year 2025 12 grants Accepts applications $3,386,500 to human services
  28. Sam Simon Charitable Giving Foundation IncLos Angeles, CA · tax year 2024 16 grants Preselected only $3,355,000 to human services
  29. Samueli FoundationCorona Del Mar, CA · tax year 2024 22 grants Preselected only $3,315,500 to human services
  30. Skyline FoundationSan Francisco, CA · tax year 2024 13 grants Preselected only $3,308,334 to human services
  31. The Ralph M Parsons FoundationLos Angeles, CA · tax year 2024 54 grants Accepts applications $3,080,500 to human services
  32. Imaginable Futures FoundationRedwood City, CA · tax year 2024 3 grants Preselected only $3,002,500 to human services
  33. The James Irvine FoundationSan Francisco, CA · tax year 2024 62 grants Preselected only $2,775,681 to human services
  34. Weingart FoundationLos Angeles, CA · tax year 2024 44 grants Accepts applications $2,687,931 to human services
  35. Gitlab FoundationSan Francisco, CA · tax year 2025 11 grants Preselected only $2,675,000 to human services
  36. The Otis Booth FoundationLos Angeles, CA · tax year 2023 13 grants Preselected only $2,555,000 to human services
  37. The Conrad Prebys FoundationSan Diego, CA · tax year 2024 24 grants Accepts applications $2,536,416 to human services
  38. The Hearthland FoundationLos Angeles, CA · tax year 2024 14 grants Preselected only $2,351,000 to human services
  39. Rippleworks IncSan Francisco, CA · tax year 2024 5 grants Preselected only $2,300,000 to human services
  40. The Deutsch FoundationSanta Monica, CA · tax year 2024 24 grants Preselected only $2,297,000 to human services
  41. The Shimon Ben Joseph Foundation DBA Jim Joseph FoundationSan Francisco, CA · tax year 2024 10 grants Preselected only $2,186,800 to human services
  42. Hind FoundationSan Luis Obispo, CA · tax year 2024 1 grant Accepts applications $2,000,000 to human services
  43. Mimi and Peter Haas FundSan Francisco, CA · tax year 2024 42 grants Accepts applications $1,975,350 to human services
  44. Ronald & Ann Williams Charitable FoundatSan Francisco, CA · tax year 2024 8 grants Preselected only $1,830,000 to human services
  45. Waverley Street FoundationPalo Alto, CA · tax year 2024 4 grants Preselected only $1,760,000 to human services
  46. Wm Keck FoundationLos Angeles, CA · tax year 2024 22 grants Accepts applications $1,751,550 to human services
  47. The William Jeff and Jennifer Gross Family FoundationLaguna Beach, CA · tax year 2024 6 grants Preselected only $1,619,000 to human services
  48. California Physicians' Service FDN DBA Blue Shield of California FDNSan Francisco, CA · tax year 2025 11 grants Accepts applications $1,615,000 to human services
  49. Resnick FoundationLos Angeles, CA · tax year 2024 18 grants Preselected only $1,590,079 to human services
  50. The Rauch Family FoundationUpland, CA · tax year 2024 2 grants Preselected only $1,580,000 to human services

Open to applications

25 foundations

The return gives an application contact and does not check the preselected-only box.

  1. Conrad N Hilton FoundationWestlake Village, CA · tax year 2024 128 grants Accepts applications $25,765,091 to human services
  2. The David and Lucile Packard FoundationLos Altos, CA · tax year 2024 42 grants Accepts applications $17,415,292 to human services
  3. The William & Flora Hewlett FoundationMenlo Park, CA · tax year 2024 64 grants Accepts applications $10,504,674 to human services
  4. The Schmidt Family FoundationPalo Alto, CA · tax year 2024 30 grants Accepts applications $7,730,780 to human services
  5. The Ahmanson FoundationBeverly Hills, CA · tax year 2024 34 grants Accepts applications $7,202,200 to human services
  6. The Sobrato Family FoundationMountain View, CA · tax year 2024 55 grants Accepts applications $6,028,200 to human services
  7. The California Wellness FoundationLos Angeles, CA · tax year 2024 70 grants Accepts applications $4,973,317 to human services
  8. Lakeshore Foundation Dated April 5 2011Redwood City, CA · tax year 2024 2 grants Accepts applications $4,000,000 to human services
  9. Koret FoundationSan Francisco, CA · tax year 2025 12 grants Accepts applications $3,386,500 to human services
  10. The Ralph M Parsons FoundationLos Angeles, CA · tax year 2024 54 grants Accepts applications $3,080,500 to human services
  11. Weingart FoundationLos Angeles, CA · tax year 2024 44 grants Accepts applications $2,687,931 to human services
  12. The Conrad Prebys FoundationSan Diego, CA · tax year 2024 24 grants Accepts applications $2,536,416 to human services
  13. Hind FoundationSan Luis Obispo, CA · tax year 2024 1 grant Accepts applications $2,000,000 to human services
  14. Mimi and Peter Haas FundSan Francisco, CA · tax year 2024 42 grants Accepts applications $1,975,350 to human services
  15. Wm Keck FoundationLos Angeles, CA · tax year 2024 22 grants Accepts applications $1,751,550 to human services
  16. California Physicians' Service FDN DBA Blue Shield of California FDNSan Francisco, CA · tax year 2025 11 grants Accepts applications $1,615,000 to human services
  17. Price Philanthropies FoundationLa Jolla, CA · tax year 2024 35 grants Accepts applications $1,457,600 to human services
  18. The William G Irwin Charity FoundationSan Francisco, CA · tax year 2024 10 grants Accepts applications $1,325,939 to human services
  19. Walter S Johnson FoundationSan Francisco, CA · tax year 2024 12 grants Accepts applications $1,210,000 to human services
  20. With FoundationSan Mateo, CA · tax year 2024 7 grants Accepts applications $1,207,000 to human services
  21. Carrie Estelle Doheny FoundationLos Angeles, CA · tax year 2024 24 grants Accepts applications $1,128,000 to human services
  22. Unihealth FoundationPasadena, CA · tax year 2024 7 grants Accepts applications $1,069,428 to human services
  23. The Eisner Foundation IncBeverly Hills, CA · tax year 2024 11 grants Accepts applications $1,059,500 to human services
  24. John and Victoria Tos Family Foundation IncHanford, CA · tax year 2024 1 grant Accepts applications $1,000,000 to human services
  25. Walter and Elise Haas FundSan Francisco, CA · tax year 2024 10 grants Accepts applications $957,000 to human services