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Grantmaking foundations in Washington

2,907 grantmaking foundations in Washington, ranked by recent giving reported to the IRS (about $18B combined).

Top foundations by giving

  1. Gates Foundation Trust
    Seattle, WA · Philanthropy, Voluntarism and Grantmaking Foundations
    $8.1B (2024)
  2. Gates Foundation
    Seattle, WA · Philanthropy, Voluntarism and Grantmaking Foundations
    $2.5B (2024)
  3. World Vision
    Federal Way, WA · Public and Societal Benefit
    $1.1B (2025)
  4. Pivotal Philanthropies Foundation
    Redmond, WA · Philanthropy, Voluntarism and Grantmaking Foundations
    $950M (2024)
  5. Bezos Family Foundation
    Seattle, WA · Philanthropy, Voluntarism and Grantmaking Foundations
    $350M (2024)
  6. Seattle Childrens Foundation
    Seattle, WA · Philanthropy, Voluntarism and Grantmaking Foundations
    $210M (2025)
  7. The Seattle Foundation
    Seattle, WA · Crime and Legal-Related
    $210M (2024)
  8. University of Washington Foundation
    Seattle, WA · Philanthropy, Voluntarism and Grantmaking Foundations
    $180M (2025)
  9. Corporation of Gonzaga University
    Spokane, WA · Human Services
    $170M (2025)
  10. Second Harvest Inland Northwest
    Spokane, WA · Human Services
    $150M (2025)
  11. M J Murdock Charitable Trust
    Vancouver, WA · Philanthropy, Voluntarism and Grantmaking Foundations
    $150M (2024)
  12. Greater Good Charities
    Seattle, WA · Diseases, Disorders and Medical Disciplines
    $140M (2025)
  13. Food Lifeline
    Seattle, WA · Mental Health and Crisis Intervention
    $140M (2025)
  14. Aldarra Foundation
    Seattle, WA · Philanthropy, Voluntarism and Grantmaking Foundations
    $100M (2024)
  15. Breakthrough Energy Foundation
    Kirkland, WA · Philanthropy, Voluntarism and Grantmaking Foundations
    $100M (2024)
  16. Fred Hutchinson Cancer Center
    Seatle, WA · Community Improvement and Capacity Building
    $100M (2025)
  17. Norcliffe Foundation
    Seattle, WA
    $91M (2025)
  18. Washington State University Foundation
    Pullman, WA · Philanthropy, Voluntarism and Grantmaking Foundations
    $85M (2025)
  19. Amazonsmile Foundation
    Seattle, WA
    $73M (2023)
  20. Path
    Seattle, WA · Community Improvement and Capacity Building
    $73M (2025)
  21. Inatai Foundation
    Seattle, WA · Philanthropy, Voluntarism and Grantmaking Foundations
    $71M (2024)
  22. Seattle Childrens Hospital
    Seattle, WA · Public and Societal Benefit
    $64M (2025)
  23. Gates Philanthropy Partners
    Seattle, WA · Diseases, Disorders and Medical Disciplines
    $63M (2024)
  24. The Holocene Foundation
    Seattle, WA
    $60M (2024)
  25. University of Puget Sound
    Tacoma, WA · Health Care
    $59M (2025)

Showing the top 100 by giving. Search all 2,907 with a free account.

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Cities in Washington

Causes in Washington