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Form 990-PFTax year 2025EIN 04-3530135

Mastwood Charitable Foundation

A private foundation in Boston, MA. Its return for tax year 2025 lists 19 grants and $16,750 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

    $16,750

    Grants listed
    19
    Assets, end of year
    $245,752

  • Tax year 2024

    $16,500

    Grants listed
    19
    Assets, end of year
    $232,264

  • Tax year 2023

    $15,250

    Grants listed
    13
    Assets, end of year
    $237,330

  • Tax year 2022

    $16,800

    Grants listed
    13
    Assets, end of year
    $249,034

  • Tax year 2021

    $13,850

    Grants listed
    12
    Assets, end of year
    $264,143

  • Tax year 2020

    $13,250

    Grants listed
    12
    Assets, end of year
    $258,458

Grants paid in 2025

19 grants, largest first

As listed on the return.

  1. Avaloch Farm Music InstituteBoscawen, NH

    General purposes

    $4,000
  2. American Academy in RomeNew York, NY

    General purposes

    $1,000
  3. Boston Early Musical FestivalCambridge, MA

    General purposes

    $1,000
  4. Trustees of the ReservationBoston, MA

    General purposes

    $1,000
  5. Blue Heron Renaissance ChoirWest Newton, MA

    General purposes

    $1,000
  6. Essex County GreenbeltEssex, MA

    General purposes

    $1,000
  7. Aashnational OfficeChicago, IL

    General purposes

    $1,000
  8. Signet AssociatesCambridge, MA

    General purposes

    $1,000
  9. Ipswich River Watershed AssocIpswich, MA

    General purposes

    $1,000
  10. Appollo's FireCleveland Heights, OH

    General purposes

    $1,000
  11. Early Music AmericaPittsburgh, PA

    General purposes

    $500
  12. Kieve-Wavus EducationNobleboro, ME

    General purposes

    $500
  13. San Francisco Friends SchoolSan Francisco, CA

    General purposes

    $500
  14. Groton SchoolGroton, MA

    General purposes

    $500
  15. University of North CarolinaChapel Hill, NC

    General purposes

    $500
  16. American Academy of Arts and SciencesCambridge, MA

    General purposes

    $500
  17. Essex Shipbuilding MuseumEssex, MA

    General purposes

    $250
  18. Medieval Academy of AmericaBoston, MA

    General purposes

    $250
  19. Ipswich Local NewsNew York, NY

    General purposes

    $250

Where the money goes

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

  1. Arts and culture3 grants $2,50042% of the total
  2. Education3 grants $1,50025% of the total
  3. International aid1 grant $1,00017% of the total
  4. Human services1 grant $5008% of the total
  5. Social science1 grant $5008% of the total

By State

Grants to organizations with a US address, latest year.

  1. Massachusetts10 grants $7,500
  2. New Hampshire1 grant $4,000
  3. New York2 grants $1,250
  4. Illinois1 grant $1,000
  5. Ohio1 grant $1,000
  6. California1 grant $500
  7. Maine1 grant $500
  8. North Carolina1 grant $500
  9. Pennsylvania1 grant $500

Officers, directors and trustees

2 people as filed

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

  • Fiduciary Trust CompanyTRUSTEE Hours 0Pay $2,764
  • Margaret BadenhausenTRUSTEE Hours 0Pay $0

The return

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