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Philanthropy, Voluntarism and Grantmaking Foundations foundations in Maryland

1,469 grantmaking foundations in Maryland focused on philanthropy, voluntarism and grantmaking foundations, ranked by recent giving reported to the IRS (about $4.1B combined).

Top foundations by giving

  1. Johns Hopkins University
    Baltimore, MD
    $1.3B (2025)
  2. Cystic Fibrosis Foundation
    Bethesda, MD
    $200M (2024)
  3. Clark Charitable Foundation Inc
    Bethesda, MD
    $200M (2024)
  4. The Harry & Jeanette Weinberg Foundation Inc
    Owings Mills, MD
    $190M (2024)
  5. T Rowe Price Program for Charitable Giving Inc
    Baltimore, MD
    $160M (2026)
  6. J Willard and Alice S Marriott Foundation
    Bethesda, MD
    $150M (2025)
  7. University of Maryland College Park Foundation Inc
    College Park, MD
    $92M (2025)
  8. Davis Family Foundation
    Hanover, MD
    $72M (2024)
  9. Howard Hughes Medical Institute
    Chevy Chase, MD
    $63M (2025)
  10. Annie E Casey Foundation
    Baltimore, MD
    $62M (2024)
  11. Maryland Legal Services Corp
    Baltimore, MD
    $58M (2025)
  12. Diana Davis Spencer Foundation
    Bethesda, MD
    $56M (2024)
  13. World Relief Corporation O National
    Towson, MD
    $55M (2025)
  14. Fisher House Foundation Inc
    Rockville, MD
    $52M (2024)
  15. Sherman Fairchild Foundation Inc
    Chevy Chase, MD
    $51M (2024)
  16. Behavioral Health System Baltimore Inc
    Baltimore, MD
    $44M (2025)
  17. The Jewish Federation of Greater Washington Inc
    North Bethesda, MD
    $38M (2025)
  18. Cwi Works Inc
    Silver Spring, MD
    $35M (2025)
  19. United States Naval Academy Foundation Inc
    Annapolis, MD
    $33M (2025)
  20. Associated Jewish Community Federation of Baltimore Inc
    Baltimore, MD
    $31M (2025)
  21. Willow Creek Housing Inc
    North Bethesda, MD
    $28M (2022)
  22. Foundation Fighting Blindness Inc
    Columbia, MD
    $23M (2025)
  23. Foundation for the National Institute of Health Inc
    North Bethesda, MD
    $23M (2024)
  24. Stephen and Renee Bisciotti Foundation Inc
    Baltimore, MD
    $23M (2024)
  25. Aviv Foundation Inc
    Bethesda, MD
    $21M (2024)

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