A river running through a deep pine forest valley

Grant recipient EIN 42-6122889Environment

Who funds Iowa Arboretum Inc?

9 private foundations gave Iowa Arboretum Inc in Madrid, IA $183,720 across 34 grants, in tax years 2017 to 2025.

Grants listed on funders’ 990-PF returns for tax years 2017 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.

Grants received by year

Grants from private foundations by the funder’s tax year. The latest year is in blue; it is not complete until all its returns reach the IRS.

Every foundation grant, by year

34 grants

Each line as the funder listed it on its return, newest year first, then largest.

  1. Roswell and Elizabeth Garst FoundationSac City, IA 2025

    Charitable

    $2,500
  2. Roswell and Elizabeth Garst FoundationSac City, IA 2024

    Charitable

    $2,500
  3. George Paul and Grace E Lowrey Charitable FoundationBoone, IA 2024

    Charitable

    $2,138
  4. Fred Maytag Family FoundationSan Francisco, CA 2023

    General operating support

    $15,000
  5. Leonard A Good Testamentary TrustOgden, IA 2023

    Charitable

    $10,000
  6. Roswell and Elizabeth Garst FoundationSac City, IA 2023

    Charitable

    $2,500
  7. Amazonsmile FoundationSeattle, WA 2023

    General support

    $51
  8. Fred Maytag Family FoundationSan Francisco, CA 2022

    General support

    $15,000
  9. Leonard A Good Testamentary TrustOgden, IA 2022

    Charitable

    $8,500
  10. George Paul and Grace E Lowrey Charitable FoundationBoone, IA 2022

    Charitable

    $3,500
  11. Roswell and Elizabeth Garst FoundationSac City, IA 2022

    Charitable

    $2,500
  12. Amazonsmile FoundationSeattle, WA 2022

    General support

    $51
  13. Fred Maytag Family FoundationSan Francisco, CA 2021

    General support

    $15,000
  14. Leonard A Good Testamentary TrustOgden, IA 2021

    Charitable

    $4,500
  15. George Paul and Grace E Lowrey Charitable FoundationBoone, IA 2021

    Charitable

    $3,500
  16. Roswell and Elizabeth Garst FoundationSac City, IA 2021

    Charitable

    $2,500
  17. Amazonsmile FoundationSeattle, WA 2021

    General support

    $59
  18. Fred Maytag Family FoundationSan Francisco, CA 2020

    General support

    $15,000
  19. Leonard A Good Testamentary TrustOgden, IA 2020

    Charitable

    $8,000
  20. Brenton FoundationDes Moines, IA 2020

    Charitable

    $5,000
  21. George Paul and Grace E Lowrey Charitable FoundationBoone, IA 2020

    Charitable

    $2,074
  22. Roswell and Elizabeth Garst FoundationSac City, IA 2020

    Charitable

    $1,500
  23. Meredith Corporation FoundationDes Moines, IA 2020

    General support

    $265
  24. Gannett Foundation IncNew York, NY 2020

    Charitable purpose

    $100
  25. Amazonsmile FoundationSeattle, WA 2020

    General support

    $21
  26. Fred Maytag Family FoundationSan Francisco, CA 2019

    General support

    $15,000
  27. Leonard A Good Testamentary TrustOgden, IA 2019

    Charitable

    $4,250
  28. Roswell and Elizabeth Garst FoundationSac City, IA 2019

    Charitable

    $1,000
  29. Leonard A Good Testamentary TrustOgden, IA 2018

    Charitable

    $16,376
  30. Fred Maytag Family FoundationSan Francisco, CA 2018

    General support

    $15,000
  31. Robert and Rebecca Shaw FoundationClive, IA 2018

    Education

    $5,000
  32. George Paul and Grace E Lowrey Charitable FoundationBoone, IA 2018

    Charitable

    $2,835
  33. Roswell and Elizabeth Garst FoundationSac City, IA 2018

    Charitable

    $1,000
  34. George Paul and Grace E Lowrey Charitable FoundationBoone, IA 2017

    Charitable

    $1,500

Funders of similar organizations nearby

Foundations that gave to other environment organizations in Iowa and are not among Iowa Arboretum Inc’s funders above.

  1. Alliant Energy Foundation IncMadison, WI 51 grants Accepts applications $1,350,235 to similar organizations
  2. Holthues TrustMuscatine, IA 16 grants Preselected only $291,000 to similar organizations
  3. Iowa Foundation for Education Environment and the ArtsWindsor Heights, IA 22 grants Preselected only $203,544 to similar organizations
  4. Pella Rolscreen FoundationPella, IA 17 grants Accepts applications $79,279 to similar organizations
  5. Walton Family Foundation IncBentonville, AR 15 grants Preselected only $1,833,500 to similar organizations
  6. The McKnight FoundationMinneapolis, MN 13 grants Accepts applications $1,555,000 to similar organizations
  7. Cole-Belin Education FoundationPhoenix, AZ 22 grants Preselected only $144,774 to similar organizations
  8. Ottumwa Regional Legacy Foundation IncOttumwa, IA 9 grants Preselected only $99,195 to similar organizations

About this match

Funders write a recipient’s name and address, not its EIN. We matched these grants to EIN 42-6122889 by name and ZIP code against the IRS list of exempt organizations and our list of filers. Grants we could not tie to one organization are not counted here.