A river running through a deep pine forest valley

Cause EnvironmentState Maryland296 funders

Foundations that fund environment in Maryland

296 private foundations based in Maryland with a return in the last two years gave $41.7 million to environment organizations in 1,063 grants. The median grant was $6,000, and 79 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 environment

Top 50

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

  1. The Keith Campbell Foundation for the Environment IncBethesda, MD · tax year 2024 232 grants Accepts applications $15,496,604 to environment
  2. The Bunting Family FoundationHunt Valley, MD · tax year 2024 19 grants Preselected only $2,228,953 to environment
  3. The Morningstar Philanthropic Foundation D/B/A the Morningstar FoundationBethesda, MD · tax year 2024 7 grants Preselected only $1,150,000 to environment
  4. The Educational Foundation of AmericaBethesda, MD · tax year 2024 21 grants Preselected only $1,133,500 to environment
  5. The Harry and Jeanette Weinberg Foundation IncOwings Mills, MD · tax year 2024 11 grants Preselected only $1,025,000 to environment
  6. Annie E Casey Foundation IncBaltimore, MD · tax year 2024 29 grants Preselected only $988,209 to environment
  7. Kentfields FoundationBaltimore, MD · tax year 2024 15 grants Preselected only $930,000 to environment
  8. Cornell Douglas Foundation IncBethesda, MD · tax year 2025 11 grants Preselected only $870,000 to environment
  9. The Madeline FoundationBaltimore, MD · tax year 2025 4 grants Preselected only $844,064 to environment
  10. Rollins-Luetkemeyer Foundation IncBaltimore, MD · tax year 2025 1 grant Preselected only $833,333 to environment
  11. Felburn FoundationBethesda, MD · tax year 2024 13 grants Accepts applications $755,000 to environment
  12. Sherman Family FoundationBaltimore, MD · tax year 2024 2 grants Preselected only $650,000 to environment
  13. The Terawulf Charitable FoundationEaston, MD · tax year 2024 1 grant Preselected only $650,000 to environment
  14. Mary Catherine Bunting Foundation IncHunt Valley, MD · tax year 2024 6 grants Preselected only $594,367 to environment
  15. France-Merrick Foundation IncBaltimore, MD · tax year 2024 10 grants Accepts applications $525,735 to environment
  16. The Jacob and Hilda Blaustein Foundation IncBaltimore, MD · tax year 2024 12 grants Accepts applications $520,200 to environment
  17. The Charles T Bauer Charitable FoundationBaltimore, MD · tax year 2024 6 grants Preselected only $507,000 to environment
  18. Howard P Colhoun Family Foundation IncGlyndon, MD · tax year 2024 7 grants Preselected only $481,500 to environment
  19. CB Laub Family FoundationPotomac, MD · tax year 2024 6 grants Accepts applications $467,500 to environment
  20. Lockhart Vaughan FoundationBaltimore, MD · tax year 2025 10 grants Accepts applications $450,000 to environment
  21. Diana Davis Spencer Foundation IncBethesda, MD · tax year 2024 2 grants Preselected only $430,000 to environment
  22. The Shared Earth FoundationChestertown, MD · tax year 2025 6 grants Accepts applications $415,000 to environment
  23. The Orokawa Foundation IncTowson, MD · tax year 2024 2 grants Preselected only $401,029 to environment
  24. The Morton K and Jane Blaustein Foundation IncBaltimore, MD · tax year 2024 6 grants Accepts applications $390,000 to environment
  25. The Moses Feldman Family FoundationBethesda, MD · tax year 2024 5 grants Preselected only $385,000 to environment
  26. The Abell Foundation IncBaltimore, MD · tax year 2024 14 grants Accepts applications $380,000 to environment
  27. The Osprey Foundation IncTowson, MD · tax year 2024 4 grants Preselected only $376,000 to environment
  28. The Biophilia Foundation IncChester, MD · tax year 2025 8 grants Preselected only $370,000 to environment
  29. The Elizabeth B and Arthur E Roswell Foundation IncBaltimore, MD · tax year 2024 14 grants Accepts applications $364,000 to environment
  30. The Reis Foundation IncEllicott City, MD · tax year 2024 6 grants Preselected only $350,000 to environment
  31. Grayce B Kerr Fund IncEaston, MD · tax year 2024 2 grants Accepts applications $328,521 to environment
  32. Clayton Baker TrustBaltimore, MD · tax year 2024 12 grants Accepts applications $285,000 to environment
  33. The George L Shields Foundation IncBethesda, MD · tax year 2024 9 grants Preselected only $276,000 to environment
  34. The Mhe Foundation IncEdgewater, MD · tax year 2025 2 grants Preselected only $275,629 to environment
  35. The Alvin and Fanny B Thalheimer Foundation IncTowson, MD · tax year 2024 1 grant Preselected only $250,000 to environment
  36. Eugene B Casey FoundationGaithersburg, MD · tax year 2024 1 grant Preselected only $250,000 to environment
  37. John G & Jean R Gosnell FoundationChevy Chase, MD · tax year 2024 6 grants Preselected only $230,000 to environment
  38. The Henry and Ruth Blaustein Rosenberg Foundation IncBaltimore, MD · tax year 2024 5 grants Preselected only $210,000 to environment
  39. Sheldon and Audrey Katz FoundationSilver Spring, MD · tax year 2024 3 grants Preselected only $200,000 to environment
  40. Carroll A Weinberg MD and Charlotte Cohen Weinberg Foundation IncBaltimore, MD · tax year 2025 3 grants Accepts applications $175,000 to environment
  41. Joseph E & Marjorie B Jones Foundation CorporationAnnapolis, MD · tax year 2025 1 grant Accepts applications $150,000 to environment
  42. The Kristina & William Catto FoundationBethesda, MD · tax year 2024 5 grants Preselected only $140,000 to environment
  43. Norman J Fisher and Doris Fisher FoundationAnnapolis, MD · tax year 2025 9 grants Preselected only $119,000 to environment
  44. The Concordia FoundationBaltimore, MD · tax year 2024 4 grants Accepts applications $110,000 to environment
  45. Thomas C and Jo Ann Succop Family Charitable FoundationBaltimore, MD · tax year 2025 3 grants Preselected only $109,500 to environment
  46. Veverka Family FoundationBethesda, MD · tax year 2025 5 grants Preselected only $108,900 to environment
  47. The Davis Family Foundation IncHanover, MD · tax year 2024 1 grant Preselected only $100,000 to environment
  48. The Blue Waters FoundationAnnapolis, MD · tax year 2024 1 grant Preselected only $99,694 to environment
  49. Rosenbaum Family Foundation IncChevy Chase, MD · tax year 2024 1 grant Preselected only $88,500 to environment
  50. Myles D & J Faye Sampson Family Foundationc/o Intentional PhilanthrophyBethesda, MD · tax year 2025 4 grants Preselected only $83,500 to environment

Open to applications

25 foundations

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

  1. The Keith Campbell Foundation for the Environment IncBethesda, MD · tax year 2024 232 grants Accepts applications $15,496,604 to environment
  2. Felburn FoundationBethesda, MD · tax year 2024 13 grants Accepts applications $755,000 to environment
  3. France-Merrick Foundation IncBaltimore, MD · tax year 2024 10 grants Accepts applications $525,735 to environment
  4. The Jacob and Hilda Blaustein Foundation IncBaltimore, MD · tax year 2024 12 grants Accepts applications $520,200 to environment
  5. CB Laub Family FoundationPotomac, MD · tax year 2024 6 grants Accepts applications $467,500 to environment
  6. Lockhart Vaughan FoundationBaltimore, MD · tax year 2025 10 grants Accepts applications $450,000 to environment
  7. The Shared Earth FoundationChestertown, MD · tax year 2025 6 grants Accepts applications $415,000 to environment
  8. The Morton K and Jane Blaustein Foundation IncBaltimore, MD · tax year 2024 6 grants Accepts applications $390,000 to environment
  9. The Abell Foundation IncBaltimore, MD · tax year 2024 14 grants Accepts applications $380,000 to environment
  10. The Elizabeth B and Arthur E Roswell Foundation IncBaltimore, MD · tax year 2024 14 grants Accepts applications $364,000 to environment
  11. Grayce B Kerr Fund IncEaston, MD · tax year 2024 2 grants Accepts applications $328,521 to environment
  12. Clayton Baker TrustBaltimore, MD · tax year 2024 12 grants Accepts applications $285,000 to environment
  13. Carroll A Weinberg MD and Charlotte Cohen Weinberg Foundation IncBaltimore, MD · tax year 2025 3 grants Accepts applications $175,000 to environment
  14. Joseph E & Marjorie B Jones Foundation CorporationAnnapolis, MD · tax year 2025 1 grant Accepts applications $150,000 to environment
  15. The Concordia FoundationBaltimore, MD · tax year 2024 4 grants Accepts applications $110,000 to environment
  16. Schwemm Family FoundationBethesda, MD · tax year 2025 7 grants Accepts applications $63,000 to environment
  17. The John J Leidy Foundation IncTowson, MD · tax year 2024 2 grants Accepts applications $53,334 to environment
  18. The Joseph Meyerhoff Fund IncBaltimore, MD · tax year 2024 3 grants Accepts applications $48,686 to environment
  19. Brown Advisory Charitable Foundation IncBaltimore, MD · tax year 2024 5 grants Accepts applications $43,250 to environment
  20. The Morris Goldseker Foundation of Maryland IncBaltimore, MD · tax year 2024 3 grants Accepts applications $41,500 to environment
  21. Boyarsky Maisel Family Foundation IncPotomac, MD · tax year 2024 7 grants Accepts applications $37,000 to environment
  22. Dea Code Family Foundation IncAnnapolis, MD · tax year 2025 2 grants Accepts applications $26,000 to environment
  23. William L & Victorine Q Adams Foundation IncBaltimore, MD · tax year 2024 1 grant Accepts applications $25,000 to environment
  24. Redskin Foundation Inc George Preston Marshall FoundationBethesda, MD · tax year 2025 1 grant Accepts applications $20,000 to environment
  25. T Rowe Price FoundationBaltimore, MD · tax year 2024 2 grants Accepts applications $20,000 to environment