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Form 990-PFTax year 2025EIN 41-1635764

Charles Piper Cost Foundation

A private foundation in Berkeley, CA. Its return for tax year 2025 lists 23 grants and $62,200 paid in grants.

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

Tax year 2025 (period ending Dec 31, 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

How to apply

Preselected only

The return checks the box saying the foundation gives only to preselected organizations and does not accept unsolicited requests.

Assets and giving by year

6 returns on file
Grants paid by tax year. The latest year is in blue.

  • Tax year 2025

    $62,200

    Grants listed
    23
    Assets, end of year
    $538,075

  • Tax year 2024

    $64,000

    Grants listed
    25
    Assets, end of year
    $559,677

  • Tax year 2023

    $59,900

    Grants listed
    36
    Assets, end of year
    $558,065

  • Tax year 2022

    $62,900

    Grants listed
    38
    Assets, end of year
    $571,509

  • Tax year 2021

    $64,100

    Grants listed
    44
    Assets, end of year
    $583,970

  • Tax year 2020

    $54,600

    Grants listed
    43
    Assets, end of year
    $612,341

Grants paid in 2025

23 grants, largest first

As listed on the return. Grants to individuals show as “Individual”, with purpose and amount only.

  1. Fulcrum FoundationSeattle, WA

    General operating

    $5,000
  2. The Producer PartnershipLivingston, MT

    General operating

    $5,000
  3. Siesta Valley FoundationLafayette, CA

    General operating

    $5,000
  4. Chronicle Season of Sharing FundSan Francisco, CA

    General operating

    $3,700
  5. Golden State Salmon AssociationSan Francisco, CA

    General operating

    $3,000
  6. Individual

    General operating

    $3,000
  7. CaltroutSan Francisco, CA

    General operating

    $2,500
  8. Habitot Children's MuseumBerkeley, CA

    General operating

    $2,500
  9. Impact JusticeOakland, CA

    General operating

    $2,500
  10. La Luz CenterSonoma, CA

    General operating

    $2,500
  11. Redwood Trails AllianceSanta Rosa, CA

    General operating

    $2,500
  12. Sonoma County Regional Parks FoundaSanta Rosa, CA

    General operating

    $2,500
  13. Sonoma Land TrustSanta Rosa, CA

    General operating

    $2,500
  14. Individual

    General operating

    $2,500
  15. University of California BerkeleyBerkeley, CA

    College of environmental design

    $2,500
  16. Western Rivers ConservancyPortland, OR

    General operating

    $2,500
  17. Bighorn River AllianceBillings, MT

    General operating

    $2,500
  18. Individual

    General operating

    $2,500
  19. Berkeley Community ScholarsBerkeley, CA

    General operating

    $2,500
  20. Individual

    General operating

    $2,000
  21. Montana State UniversityBozeman, MT

    School of agriculture

    $1,000
  22. Wild and Free FoundationPittsburgh, PA

    General operating

    $1,000
  23. Berkeley Partners for ParksBerkeley, CA

    General operating

    $1,000

Where the money goes

By cause: grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Environment3 grants $7,50026% of the total
  2. Education2 grants $5,50019% of the total
  3. Food and agriculture1 grant $3,70013% of the total
  4. Arts and culture1 grant $2,5009% of the total
  5. Civil rights1 grant $2,5009% of the total
  6. Human services1 grant $2,5009% of the total
  7. 3 other causes3 grants $4,50016% of the total

By State

Grants to organizations with a US address, latest year.

  1. California13 grants $35,200
  2. Montana3 grants $8,500
  3. Washington1 grant $5,000
  4. Oregon1 grant $2,500
  5. Pennsylvania1 grant $1,000

Officers, directors and trustees

1 person as filed

As filed on the return, with average hours per week and pay from the foundation.

  • David W Cost JrTrustee Hours 0.25Pay $0

The return

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