Grantmaking foundations in Idaho

605 grantmaking foundations in Idaho, ranked by recent giving reported to the IRS (about $530M combined).

Top foundations by giving (page 2)

26. The Mcm Foundation Inc

    Boise, ID
    $3.8M (2022)
27. J R Simplot Company Foundation Inc

    Boise, ID · Education
    $3.8M (2026)
28. Boise Public Schools Education Foundation Inc

    Boise, ID · Philanthropy, Voluntarism and Grantmaking Foundations
    $3.7M (2025)
29. Idaho Association for the Education of Young Children

    Boise, ID · Philanthropy, Voluntarism and Grantmaking Foundations
    $3.5M (2025)
30. Edward F & Vickie S O'Gara

    Ketchum, ID
    $3M (2024)
31. The Belay Foundation

    Ketchum, ID
    $2.6M (2023)
32. Janice Seagraves Family Foundation Inc

    Twin Falls, ID · Education
    $2.5M (2025)
33. Portneuf Health Trust

    Pocatello, ID · Health Care
    $2.2M (2024)
34. Mott Family Foundation Inc

    Ketchum, ID · Education
    $2.1M (2024)
35. St Lukes Wood River Foundation Inc

    Ketchum, ID · Philanthropy, Voluntarism and Grantmaking Foundations
    $2M (2025)
36. The Home Partnership Foundation Inc

    Boise, ID · Philanthropy, Voluntarism and Grantmaking Foundations
    $2M (2025)
37. Lewis-Clark State College Foundation Inc

    Lewiston, ID · Philanthropy, Voluntarism and Grantmaking Foundations
    $2M (2025)
38. Promise Child

    Sagle, ID · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.9M (2024)
39. Kootenai Health Foundation Inc

    Coeur Dalene, ID · Animal-Related
    $1.9M (2025)
40. The Education Foundation for Joint School District 2 Inc

    Meridian, ID · Diseases, Disorders and Medical Disciplines
    $1.8M (2025)
41. Melaleuca Foundation a Non-Profit Corporation

    Idaho Falls, ID · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.7M (2025)
42. Vande Steeg Foundation Inc

    Meridian, ID · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.7M (2024)
43. John H and Orah I Brandt Foundation

    Nampa, ID
    $1.7M (2024)
44. College of Western Idaho Foundation Inc

    Nampa, ID · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.6M (2025)
45. Bishop Kelly Foundation Inc

    Boise, ID · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.6M (2025)
46. North Idaho College Foundation Inc

    Coeur D Alene, ID · Recreation and Sports
    $1.6M (2025)
47. Harold E and Phyllis S Thomas Foundation

    Boise, ID
    $1.6M (2024)
48. Hansberger Foundation

    Boise, ID · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.6M (2024)
49. St Joseph Regional Medical Center Foundation Inc

    Lewiston, ID · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.5M (2023)
50. Rebholtz Family Foundation Inc

    Boise, ID
    $1.5M (2025)

Showing the top 100 by giving. Search all 605 with a free account.