Prospect Hill Foundation Inc

EIN 13-6075567 · NY

Invitation only Typical grant ~$1K Funds in NY, MA, DC +26
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Giving Profile

In 2024, Prospect Hill Foundation Inc based in NY paid 346 grants totaling $2.6M to 221 organizations across 29 states. Individual grants ranged from $50 to $75K, with a median of $1K. Its largest recipients included ARMS CONTROL ASSOCIATION, OUTRIDER FOUNDATION, and PROSPECT PARK ALLIANCE. The foundation does not accept unsolicited applications — giving is by invitation only.

Foundation at a Glance

Total assets
$78,420,645
Giving (latest yr)
$2,612,820
Filing year
2024
Itemized grants
346
Median grant
$1K
Recipients
221
States reached
29
Officers/trustees
11
Unsolicited applications
No — invitation only

Where the Money Goes

Top recipients

  • Arms Control Association$110,052
  • Outrider Foundation$110,000
  • Prospect Park Alliance$93,000
  • The Keewaydin Foundation$79,500
  • Center for Arms Control and Non-proliferation$75,000

Where grants went

  • New York$1,124,160 · 203 grants
  • Massachusetts$379,764 · 27 grants
  • District of Columbia$331,518 · 16 grants
  • California$241,484 · 21 grants
  • Wisconsin$110,000 · 2 grants
  • Vermont$79,500 · 4 grants

Grants Paid (346)

The Trustees of Reservations
Boston, MA
Bartholomew's Cobble Grouping
$75,000
Center for Arms Control and Non-proliferation
Washington, DC
General Support
$75,000
Arms Control Association
Washington, DC
General Support
$75,000
Outrider Foundation
Madison, WI
Outrider's Journalism & Media Program
$75,000
Dana Hall School
Wellesley, MA
Capital Campaign
$55,000
Global Greengrants Fund
Boulder, CO
Capital Grant/organizational Strengthening
$50,000
The Keewaydin Foundation
Salisbury, VT
The Sperry Fund Endowed Scholarship
$50,000
Prospect Park Alliance
Brooklyn, NY
Lefferts House
$50,000
Ballet Hispanico of New York
New York, NY
Ballet Hispnico's Dance Innovacin Fund
$50,000
Legacy Philanthropy Works
Santa Barbara, CA
For Catch Together
$45,000
Union of Concerned Scientists
Cambridge, MA
Securing a Safer Tomorrow
$35,000
Federation of American Scientists
Washington, DC
Nuclear Information Project
$35,000

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FAQFrequently Asked Questions

No. Prospect Hill Foundation Inc does not accept unsolicited applications — its grantmaking is by invitation only. Cultivating a relationship or securing an introduction is typically required.

Prospect Hill Foundation Inc is classified as a Public & Societal Benefit funder. Civil rights, community improvement, philanthropy, science, and public-policy. Its recent grants reached organizations across 29 states.

In its most recent filing, Prospect Hill Foundation Inc reported 346 itemized grants totaling $2.6M. Individual grants ranged from $50 to $75K (median $1K).

Recent recipients include ARMS CONTROL ASSOCIATION, OUTRIDER FOUNDATION, PROSPECT PARK ALLIANCE, among 221 organizations in total. The full grant list is on this page.

Prospect Hill Foundation Inc is a private foundation based in New York, per its IRS 990-PF filing.

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