Empty glass test tubes in a steel laboratory rack

Cause Medical researchState Illinois249 funders

Foundations that fund medical research in Illinois

249 private foundations based in Illinois with a return in the last two years gave $12.4 million to medical research organizations in 390 grants. The median grant was $2,500, and 64 of these foundations accept applications.

Foundations with a return in the last two years, each by its latest return (tax years 2024 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 medical research

Top 50

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

  1. The Polsky FoundationChicago, IL · tax year 2024 2 grants Preselected only $2,296,198 to medical research
  2. Circle of Service FoundationChicago, IL · tax year 2024 10 grants Accepts applications $1,250,793 to medical research
  3. Wayne and Nan Kocourek FoundationBuffalo Grove, IL · tax year 2025 1 grant Preselected only $1,100,000 to medical research
  4. Caerus Foundation IncNorthbrook, IL · tax year 2024 3 grants Preselected only $825,000 to medical research
  5. Wilson Charitable Found TR XXXXX1008Chicago, IL · tax year 2024 2 grants Preselected only $761,500 to medical research
  6. The Rawley Foundation XXXXX0008Chicago, IL · tax year 2025 1 grant Preselected only $700,000 to medical research
  7. Zellis Family FoundationChicago, IL · tax year 2024 2 grants Preselected only $550,000 to medical research
  8. Jarvis FoundationNorthbrook, IL · tax year 2025 5 grants Preselected only $416,800 to medical research
  9. Kovler Family FoundationChicago, IL · tax year 2024 1 grant Accepts applications $353,333 to medical research
  10. Susan Crown Exchange IncChicago, IL · tax year 2024 2 grants Preselected only $279,400 to medical research
  11. Healthy Communities FoundationRiverside, IL · tax year 2024 1 grant Accepts applications $200,000 to medical research
  12. Metta Tree Foundation 43-59869Chicago, IL · tax year 2025 1 grant Preselected only $200,000 to medical research
  13. Butler Family FoundationLake Forest, IL · tax year 2025 2 grants Accepts applications $163,333 to medical research
  14. The Coleman Foundation IncChicago, IL · tax year 2024 2 grants Accepts applications $150,000 to medical research
  15. The William R Rich FoundationRosemont, IL · tax year 2025 1 grant Preselected only $150,000 to medical research
  16. Visiting Nurse Association of Chicago (aka) VNA FoundationChicago, IL · tax year 2024 2 grants Accepts applications $115,000 to medical research
  17. The Canning FoundationChicago, IL · tax year 2025 1 grant Preselected only $100,000 to medical research
  18. Sunrise FoundationChicago, IL · tax year 2025 2 grants Preselected only $100,000 to medical research
  19. Walter Lee Barker and Betty Ruth Barker FoundationChicago, IL · tax year 2025 1 grant Preselected only $100,000 to medical research
  20. Builders Vision FoundationChicago, IL · tax year 2024 1 grant Preselected only $90,000 to medical research
  21. Arthur K Watson Trust XXXXX5001Chicago, IL · tax year 2024 1 grant Accepts applications $82,500 to medical research
  22. Foglia Family FoundationChicago, IL · tax year 2024 2 grants Preselected only $70,000 to medical research
  23. Cole-Crone Family Foundation IncDeerfield, IL · tax year 2025 3 grants Preselected only $70,000 to medical research
  24. Sunshine Charitable FoundationLibertyville, IL · tax year 2024 4 grants Preselected only $56,000 to medical research
  25. Frank Family FoundationDeerfield, IL · tax year 2024 1 grant Preselected only $50,000 to medical research
  26. The Adtalem Global Education FoundationChicago, IL · tax year 2024 1 grant Accepts applications $50,000 to medical research
  27. Agha Family Charitable FoundationOak Brook, IL · tax year 2025 1 grant Preselected only $50,000 to medical research
  28. Livney FoundationChicago, IL · tax year 2025 1 grant Preselected only $50,000 to medical research
  29. Richard & Martha Melman FoundationChicago, IL · tax year 2025 1 grant Preselected only $50,000 to medical research
  30. The Nikoh FoundationNorthbrook, IL · tax year 2024 1 grant Preselected only $50,000 to medical research
  31. Full Circle Family FoundationSkokie, IL · tax year 2025 1 grant Preselected only $50,000 to medical research
  32. Carylon Julius and Marcie Hemmelstein FoundationChicago, IL · tax year 2024 1 grant Accepts applications $50,000 to medical research
  33. Polk Bros Foundation IncChicago, IL · tax year 2024 1 grant Accepts applications $50,000 to medical research
  34. Clayton A Struve Family FoundationItasca, IL · tax year 2025 1 grant Preselected only $50,000 to medical research
  35. The Robert E Gallagher Charitable TrustGlenview, IL · tax year 2024 1 grant Preselected only $50,000 to medical research
  36. Kofoid Ricci Family FoundationChicago, IL · tax year 2025 1 grant Preselected only $40,286 to medical research
  37. Janet Prindle Seidler Foundation DatedChicago, IL · tax year 2024 1 grant Preselected only $40,000 to medical research
  38. BRCA Research and Cure AllianceChicago, IL · tax year 2025 1 grant Not stated $40,000 to medical research
  39. Armin and Esther Hirsch FoundationDeerfield, IL · tax year 2025 2 grants Accepts applications $37,500 to medical research
  40. Brandt FoundationNorthbrook, IL · tax year 2024 1 grant Preselected only $35,000 to medical research
  41. The Lumpkin Family FoundationMattoon, IL · tax year 2024 2 grants Preselected only $33,000 to medical research
  42. Chua Family Charitable Foundation - in Memory of Chua Koan and Chang Su CheOakbrook Terrace, IL · tax year 2025 1 grant Preselected only $30,870 to medical research
  43. Gertrude E Hill FoundationLake Forest, IL · tax year 2024 1 grant Preselected only $30,000 to medical research
  44. Omron Foundation IncHoffman Estates, IL · tax year 2024 1 grant Accepts applications $30,000 to medical research
  45. Chris & Irene Seth Family FoundationDeerfield, IL · tax year 2025 1 grant Accepts applications $30,000 to medical research
  46. Allsup Family FoundationBelleville, IL · tax year 2025 1 grant Preselected only $30,000 to medical research
  47. Steven and Nancy Siegel Charitable TrustChicago, IL · tax year 2024 1 grant Preselected only $30,000 to medical research
  48. Goldenberg Max TW M G FoundationChicago, IL · tax year 2025 2 grants Accepts applications $27,500 to medical research
  49. Farahvar FoundationChicago, IL · tax year 2024 1 grant Preselected only $27,000 to medical research
  50. Clune Cares Foundation IncChicago, IL · tax year 2025 3 grants Preselected only $25,970 to medical research

Open to applications

25 foundations

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

  1. Circle of Service FoundationChicago, IL · tax year 2024 10 grants Accepts applications $1,250,793 to medical research
  2. Kovler Family FoundationChicago, IL · tax year 2024 1 grant Accepts applications $353,333 to medical research
  3. Healthy Communities FoundationRiverside, IL · tax year 2024 1 grant Accepts applications $200,000 to medical research
  4. Butler Family FoundationLake Forest, IL · tax year 2025 2 grants Accepts applications $163,333 to medical research
  5. The Coleman Foundation IncChicago, IL · tax year 2024 2 grants Accepts applications $150,000 to medical research
  6. Visiting Nurse Association of Chicago (aka) VNA FoundationChicago, IL · tax year 2024 2 grants Accepts applications $115,000 to medical research
  7. Arthur K Watson Trust XXXXX5001Chicago, IL · tax year 2024 1 grant Accepts applications $82,500 to medical research
  8. The Adtalem Global Education FoundationChicago, IL · tax year 2024 1 grant Accepts applications $50,000 to medical research
  9. Carylon Julius and Marcie Hemmelstein FoundationChicago, IL · tax year 2024 1 grant Accepts applications $50,000 to medical research
  10. Polk Bros Foundation IncChicago, IL · tax year 2024 1 grant Accepts applications $50,000 to medical research
  11. Armin and Esther Hirsch FoundationDeerfield, IL · tax year 2025 2 grants Accepts applications $37,500 to medical research
  12. Omron Foundation IncHoffman Estates, IL · tax year 2024 1 grant Accepts applications $30,000 to medical research
  13. Chris & Irene Seth Family FoundationDeerfield, IL · tax year 2025 1 grant Accepts applications $30,000 to medical research
  14. Goldenberg Max TW M G FoundationChicago, IL · tax year 2025 2 grants Accepts applications $27,500 to medical research
  15. Virginia W Kettering Foundation XXXXX3003Chicago, IL · tax year 2024 1 grant Accepts applications $25,000 to medical research
  16. The Geraldi Norton FoundationWilmette, IL · tax year 2024 1 grant Accepts applications $25,000 to medical research
  17. Harding Educational and Charitable FoundationChicago, IL · tax year 2025 1 grant Accepts applications $20,000 to medical research
  18. Kaufman Family FoundationKenilworth, IL · tax year 2025 1 grant Accepts applications $20,000 to medical research
  19. Iddings Benevolent Trust XXXXX5009Chicago, IL · tax year 2025 2 grants Accepts applications $17,000 to medical research
  20. Dr Scholl FoundationNorthbrook, IL · tax year 2024 2 grants Accepts applications $15,000 to medical research
  21. The Earl and Bettie Fields Automotive Group Foundation IncGlencoe, IL · tax year 2025 1 grant Accepts applications $13,500 to medical research
  22. Elinor Beidler Siklossy FoundationChicago, IL · tax year 2024 3 grants Accepts applications $11,500 to medical research
  23. Make It Better FoundationWilmette, IL · tax year 2024 2 grants Accepts applications $11,000 to medical research
  24. Fred B Snite FoundationLake Forest, IL · tax year 2024 1 grant Accepts applications $10,078 to medical research
  25. Herman Forbes Char TR XXXXX1001Chicago, IL · tax year 2025 1 grant Accepts applications $10,000 to medical research