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Form 990-PFTax year 2024EIN 13-3636372

Manton Foundation

A private foundation in New York, NY. Its return for tax year 2024 lists 75 grants and $32.9 million paid in grants.

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Tax year 2024 (period ending Dec 31, 2024), 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

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

  • Tax year 2024

    $32,944,343

    Grants listed
    75
    Assets, end of year
    $691,568,485

  • Tax year 2023

    $32,634,053

    Grants listed
    62
    Assets, end of year
    $660,409,806

  • Tax year 2022

    $32,624,874

    Grants listed
    77
    Assets, end of year
    $631,991,282

  • Tax year 2021

    $27,146,766

    Grants listed
    In an attachment
    Assets, end of year
    $499,091,994

  • Tax year 2020

    $24,905,529

    Grants listed
    In an attachment
    Assets, end of year
    $467,969,137

Grants paid in 2024

75 grants, largest first

As listed on the return.

  1. St Mark's School of SouthboroughSouthborough, MA

    For the john c. Warren '74 and laura p. Appell-warren financial aid fund

    $3,000,000
  2. Massachusetts Institute of TechnologyCambridge, MA

    For the center for gynepathology research

    $2,614,517
  3. Tufts UniversityNorth Grafton, MA

    For the qalibra CT system

    $2,300,000
  4. Boston Children's HospitalBoston, MA

    For the cell discovery network

    $2,000,000
  5. Mount Desert Island HospitalBar Harbor, ME

    For the central utility plant

    $1,500,000
  6. The Trustees of ReservationsBoston, MA

    For the millborn farm conservation project

    $1,500,000
  7. Broad InstituteCambridge, MA

    For scad-related research and investments

    $1,400,309
  8. The Nature ConservancyNew Haven, CT

    For tree species in peril

    $1,254,287
  9. The Livestock Institute of Southern New EnglandWestport, MA

    For debt relief

    $1,215,371
  10. President and Fellows of Harvard CollegeCambridge, MA

    For curriculum innovation, building the front-line mental health workforce, and educational resources

    $1,014,382
  11. New Bedford Whaling MuseumNew Bedford, MA

    For the capital campaign to renovate 11 williams street

    $1,000,000
  12. Community ServingsJamaica Plain, MA

    For the mansfield distribution center

    $800,000
  13. Biobus IncNew York, NY

    For the boston/ny mobile lab

    $749,528
  14. Hale EducationWestwood, MA

    For the campaign for kids, conservation, and community

    $700,000
  15. The Philanthropic InitiativeBoston, MA

    For the 2024-2025 manton scholars

    $592,000
  16. The Nature ConservancyNew Haven, CT

    For the american elm breeding and restoration project

    $561,990
  17. The Trustees of ReservationsBoston, MA

    For HR and CRM technology

    $560,000
  18. Bradley Hospital FoundationProvidence, RI

    For renovations to the access center

    $500,000
  19. Dulwich Picture GalleryLondon, United Kingdom

    For a ground source heat pump, air source heat pump and solar panels

    $500,000
  20. Greater New Bedford Community Health CenterNew Bedford, MA

    For the behavioral health facility project

    $500,000
  21. Green Mountain Horse AssociationSouth Woodstock, VT

    For flood relief

    $500,000
  22. Hypothesis FundMercer Island, WA

    For general support

    $500,000
  23. The Livestock Institute of Southern New EnglandWestport, MA

    For debt relief

    $409,629
  24. Household Goods IncActon, MA

    To reduce the organization's mortgage

    $400,000
  25. The Livestock Institute of Southern New EnglandWestport, MA

    For stabilization support

    $391,502
  26. Azorean Maritime Heritage SocietyNew Bedford, MA

    To purchase the 824 belleville avenue property

    $300,000
  27. Town of WestportWestport, MA

    For the playground improvement project

    $300,000
  28. The Courtauld Institute of ArtLondon, United Kingdom

    For the manton centre for british art

    $278,587
  29. Green Mountain Horse AssociationSouth Woodstock, VT

    For flood relief

    $275,673
  30. The Whitehead Institute for Biomedical ResearchCambridge, MA

    For research in DR mary gehring's lab

    $264,066
  31. Boston Children's ChorusBoston, MA

    For campaign support

    $250,000
  32. GreenwaveNew Haven, CT

    For market development and the kelp climate fund

    $250,000
  33. Samaritans IncBoston, MA

    For general support

    $250,000
  34. Voices of AscensionNew York, NY

    For the endowment

    $227,270
  35. Cape Cod Modern House TrustS Wellfleet, MA

    For the breuer house project

    $200,000
  36. Dartmouth HealthLebanon, NH

    For the nurse residency program

    $200,000
  37. Sudbury Valley TrusteesSudbury, MA

    For the wolbach farm woodland and meadow all person's trail and for the westborough walker-ellis land protection project

    $200,000
  38. Church of the AscensionNew York, NY

    For the tower rods and stars project

    $199,000
  39. United Way of Greater New BedfordNew Bedford, MA

    For a new truck for the hunger commission

    $180,000
  40. Town of WestportWestport, MA

    For the playground improvement project

    $158,246
  41. NatureserveArlington, VA

    For the status rank assessment in new england

    $150,000
  42. Westport Land Conservation Trust IncWestport, MA

    For the sodom road conservation project in westport, ma

    $150,000
  43. Year Up UnitedBoston, MA

    For expansion activities in the south coast

    $150,000
  44. Association for Rural & Small LibrariesSeattle, WA

    For scholarships for 2024 conference attendees from new england

    $144,000
  45. City Year IncBoston, MA

    For recruitment efforts

    $135,000
  46. UaspireBoston, MA

    For programming in fall river

    $125,000
  47. Green Mountain Horse AssociationSouth Woodstock, VT

    For flood relief

    $124,650
  48. NatureserveArlington, VA

    For the status rank assessment in new england

    $120,000
  49. Voices of AscensionNew York, NY

    For the endowment

    $101,230
  50. Bigelow Laboratory for Ocean SciencesEast Boothbay, ME

    For the marine educator endowment

    $100,000
  51. First Literacy IncBoston, MA

    For general support and scholar support specialist staff position

    $100,000
  52. Maine Coast Fishermen's AssociationBrunswick, ME

    For thriving working waterfronts

    $100,000
  53. Old Sturbridge VillageSturbridge, MA

    For a new agricultural building

    $100,000
  54. Salisbury Winter Sports AssociationSalisbury, CT

    For the satre hill ski jump campaign

    $100,000
  55. The Livestock Institute of Southern New EnglandWestport, MA

    For debt relief

    $100,000
  56. Thinkeranalytix IncBoston, MA

    For general support

    $100,000
  57. Town of WestportWestport, MA

    For shellfish propagation efforts

    $100,000
  58. The American Chestnut FoundationAsheville, NC

    For the american chestnut breeding program in new england

    $91,000
  59. Westport Grange #181Westport, MA

    For flood repairs

    $86,952
  60. City HarvestBrooklyn, NY

    For the network capacity program

    $85,000
  61. Coastal FoodshedNew Bedford, MA

    For the hip delivery pilot

    $75,000
  62. Island InstituteRockland, ME

    For the storm recovery fund

    $75,000
  63. Service to SchoolFredericksburg, VA

    For the vetlink program

    $75,000
  64. The Foundation for the HorseLexington, KY

    For horses at risk emergency care and response programs

    $75,000
  65. Uset FoundationGladstone, NJ

    For ultrasound tissue characterization

    $70,000
  66. Community Boating Center of New BedfordNew Bedford, MA

    For general support

    $55,000
  67. City Year IncBoston, MA

    For general support

    $50,000
  68. Hurricane Island Outward Bound SchoolCamden, ME

    To acquire a tractor

    $50,000
  69. Maine Coast Fishermen's AssociationBrunswick, ME

    For storm recovery grants

    $50,000
  70. New Bedford Rowing CenterNew Bedford, MA

    For the director of rowing position

    $50,000
  71. Boston Children's ChorusBoston, MA

    For general operating support

    $25,000
  72. City of New BedfordNew Bedford, MA

    For new bedford youth learn to swim

    $17,000
  73. Youth Opportunities UnlimitedCleveland, OH

    For a planning grant for transportation needs

    $15,000
  74. Westport Historical SocietyWestport, MA

    For upgrades to the mariners stone at the point

    $2,100
  75. Association for Rural & Small LibrariesSeattle, WA

    For the new england small libraries initiative

    $1,054

Where the money goes

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

  1. Education6 grants $6,928,89929% of the total
  2. Health4 grants $4,749,52820% of the total
  3. Environment10 grants $2,971,00012% of the total
  4. Arts and culture10 grants $2,348,55410% of the total
  5. Food and agriculture6 grants $2,276,5029% of the total
  6. Medical research2 grants $1,664,3757% of the total
  7. 5 other causes10 grants $3,275,32314% of the total

By State

Grants to organizations with a US address, latest year.

  1. Massachusetts41 grants $23,736,074
  2. Connecticut4 grants $2,166,277
  3. Maine6 grants $1,875,000
  4. New York5 grants $1,362,028
  5. Vermont3 grants $900,323
  6. Washington3 grants $645,054
  7. Rhode Island1 grant $500,000
  8. New Hampshire3 grants $385,000
  9. Virginia3 grants $345,000
  10. North Carolina1 grant $91,000

Officers, directors and trustees

2 people as filed

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

  • Sandra NilesTRUSTEE Hours 10Pay $330,000
  • Julia KrapfTRUSTEE Hours 10Pay $330,000

The return

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