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Private foundations Grinnell, IAtax years 2024 to 2025

Private foundations in Grinnell, IA

13 private foundations based in Grinnell, IA filed a 990-PF in the last two years. In their latest returns they gave $5.5 million in 153 grants, and 4 say they accept applications.

See which foundations fund work like yours Matching by cause, place and grant size

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.

Largest givers

By grants paid, latest return
  1. John M Campbell TrustGrinnell, IA · tax year 2025 2 grants Accepts applications $3,518,889 giving
  2. C W Ahrens Charitable TrustGrinnell, IA · tax year 2024 2 grants Preselected only $834,498 giving
  3. Brownell Family FoundationGrinnell, IA · tax year 2025 21 grants Preselected only $426,981 giving
  4. Grinnell Mutual Group FoundationGrinnell, IA · tax year 2025 89 grants Accepts applications $363,272 giving
  5. Michael and Susan Witt FoundationGrinnell, IA · tax year 2024 1 grant Preselected only $172,734 giving
  6. Myrtle Cass TrustGrinnell, IA · tax year 2025 3 grants Preselected only $104,097 giving
  7. Ramsey Family FoundationGrinnell, IA · tax year 2025 31 grants Preselected only $47,200 giving
  8. HT & M Stewart TrustGrinnell, IA · tax year 2025 2 grants Accepts applications $13,952 giving
  9. Poweshiek County Fair FoundationGrinnell, IA · tax year 2025 1 grant Preselected only $3,700 giving
  10. Sittig Foundation IncGrinnell, IA · tax year 2025 1 grant Preselected only $1,000 giving

Foundations that accept applications

Largest first

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

  1. John M Campbell TrustGrinnell, IA · tax year 2025 2 grants Accepts applications $3,518,889 giving
  2. Grinnell Mutual Group FoundationGrinnell, IA · tax year 2025 89 grants Accepts applications $363,272 giving
  3. HT & M Stewart TrustGrinnell, IA · tax year 2025 2 grants Accepts applications $13,952 giving
  4. Merlin & Verna Manatt Family FoundationGrinnell, IA · tax year 2024 0 grants Accepts applications $0 giving

Giving by cause

Grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Philanthropy and grantmaking3 foundations $903,72363% of the total
  2. Civil rights1 foundation $152,97911% of the total
  3. Human services3 foundations $90,6526% of the total
  4. Education4 foundations $88,3296% of the total
  5. Arts and culture3 foundations $78,6555% of the total
  6. Health1 foundation $62,5004% of the total
  7. 5 other causes $64,6004% of the total

Most active small givers

Foundations with under $1 million in assets, by the number of grants they listed.

  1. Ramsey Family FoundationGrinnell, IA · tax year 2025 31 grants Preselected only $47,200 giving
  2. C W Ahrens Charitable TrustGrinnell, IA · tax year 2024 2 grants Preselected only $834,498 giving
  3. HT & M Stewart TrustGrinnell, IA · tax year 2025 2 grants Accepts applications $13,952 giving
  4. Michael and Susan Witt FoundationGrinnell, IA · tax year 2024 1 grant Preselected only $172,734 giving
  5. Poweshiek County Fair FoundationGrinnell, IA · tax year 2025 1 grant Preselected only $3,700 giving
  6. Sittig Foundation IncGrinnell, IA · tax year 2025 1 grant Preselected only $1,000 giving