Rockefeller State Park Preserve
Rockefeller State Park Preserve is a private foundation focused on Recreation & Sports, based in Princeton, NJ. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $1.0M in total assets. In 2025, it awarded 1 grant totaling $50K. Net investment income was $63K.
Rockefeller State Park Preserve at a glance
In short: Rockefeller State Park Preserve gave $50K across 1 grant in 2025 (avg $50K), mostly in New York. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $50,000
- +19.0% vs 2024
- Grants made (2025)
- 1
- +0.0% vs 2024
- Average grant
- $50,000
- +19.0% vs 2024
- Median grant
- $50,000
- Total assets
- $1,021,778
- +4.8% vs 2024
- Primary geography
- New York (100% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Rockefeller State Park Preserve funds
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was Natural Heritage Trust ($50K).
Grant Size Distribution
4 grants across all recorded years
The most common grant size was under $50K: 2 grants of 4 (50%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of the 2025 grant dollars on its one itemized grant.
States
Cities
How Rockefeller State Park Preserve gives
- Giving held roughly steady from 2022 to 2025 (+11%). Method
- In 2025 it paid out 109% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $42K (2024) to $60K (2021). In 2025 it made 1 grant totaling $50K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Natural Heritage Trust Albany, NY | To preserve New York's public lands and enhance programs at state parks and historic sites | $50,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2025 | $1,021,778 | $74,013 | $63,586 | $50,000 | 1 | $53,189 | $63,312 | $48,610 |
| 2024 | $974,599 | $50,095 | $55,364 | $42,000 | 1 | $45,032 | $39,373 | $47,131 |
| 2023 | $921,147 | $11,834 | $12,141 | — | — | — | $17,260 | $42,269 |
| 2022 | $836,277 | $15,818 | $55,224 | $45,000 | 1 | $45,000 | $14,821 | $44,892 |
| 2021 | $1,031,734 | $66,590 | $72,781 | $60,000 | 1 | $60,100 | $57,838 | $49,888 |
| 2020 | $979,666 | $41,761 | $59,476 | $50,000 | 1 | — | $34,069 | $45,238 |
Under IRS private-foundation payout rules, Rockefeller State Park Preserve reported a distributable amount of $49K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Rockefeller State Park Preserve is led by Lucy R. Waletzky MD, President & Director on every filing since 2020; none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Lucy R. Waletzky MD
President & Director
On filings since 2020
1 hr/week
No compensation reported
David Rockefeller Jr.
Director
On filings since 2020
1 hr/week
No compensation reported
James R. Hamilton
Secretary & Director
On filings since 2020
1 hr/week
No compensation reported
Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Rockefeller State Park Preserve
How much does Rockefeller State Park Preserve give each year?
Rockefeller State Park Preserve gave $50K across 1 grant in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $42K across 1 grant.
How large is Rockefeller State Park Preserve?
Rockefeller State Park Preserve reported $1.0M in total assets on its 2025 IRS Form 990-PF. It paid out $53K in qualifying distributions that year, against a required minimum of $49K (roughly 5% of its investment assets).
What is Rockefeller State Park Preserve?
Rockefeller State Park Preserve is a private foundation focused on Recreation & Sports, based in Princeton, NJ. It holds $1.0M in total assets as of 2025.
Where does Rockefeller State Park Preserve operate?
Rockefeller State Park Preserve has awarded grants in New York.
What is Rockefeller State Park Preserve's EIN?
Rockefeller State Park Preserve's EIN (Employer Identification Number) is 26-1087473. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(7)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS May 24, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS May 12, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS June 1, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS November 15, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS April 15, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS March 24, 2026)
- IRS filings on file for fiscal years 2020–2025
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