Halff Windham Foundation
Halff Windham Foundation is a private foundation, based in Wilmington, DE. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $3.1M in total assets. In 2025, it awarded 8 grants totaling $704K. Net investment income was $29K.
Key facts about Halff Windham Foundation
In short: Halff Windham Foundation gave $704K across 8 grants in 2025 (avg $88K), top state New York. Source: 2025 IRS Form 990-PF.
- EIN
- 83-2365293
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $703,500
- Grants made (2025)
- 8
- Average grant
- $87,938
- Median grant
- $100,000
- Total assets
- $3,109,054
- Primary geography
- New York (42% of itemized 2025 grant dollars)
Data from IRS Form 990-PF, 2025; updated September 2026.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$3.1M
+0.1% YoY
Annual Giving
$704K
+130.7% YoY
Grant Count
8
+100.0% YoY
Avg Grant Size
$88K
+15.3% YoY
Under IRS private-foundation payout rules, Halff Windham Foundation reported a distributable amount of $205K for 2025 — the minimum it must pay out in qualifying distributions.
How Halff Windham Foundation gives
- Giving grew 481% from 2022 to 2025. Method
- In 2025 it paid out 350% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 8 itemized grants.
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2025, annual grant giving ranged from $42K (2021) to $704K (2025). In 2025 it made 8 grants totaling $704K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 6 recipients in 2025
The largest 2025 recipient was Bayard Rustin Center for Social Justice ($200K). Together the top 6 received $704K.
Grant Size Distribution
26 grants across all recorded years
The most common grant size was under $50K: 14 grants of 26 (54%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Bayard Rustin Center for Social Justice Princeton, NJ | General & Unrestricted | $200,000 |
| Earlham College Richmond, IN | For Good Campaign: The Clarence Cunningham Student Emergency Fund Endowment | $100,000 |
| Metropolitan Opera Association Inc New York, NY | The Transforming the Met Campaign / Access Opera: Guild Open Rehearsals for Students | $100,000 |
| Metropolitan Opera Association Inc New York, NY | New Production: The Amazing Adventures of Kavalier & Clay | $100,000 |
| Wolf Trap Foundation for the Performing Arts Vienna, VA | Creation of the Halff Windham Foundation Fund for Early Learning Through the Arts | $100,000 |
| Jazz at Pride Inc New York, NY | Recording of Rustin in Renaissance | $78,200 |
| Jazz at Pride Inc New York, NY | Jazz at Pride performances Jazz at Lincoln Center | $20,300 |
| Central Connecticut Coast Young Mens Christian Ass New Haven, CT | General & Unrestricted | $5,000 |
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $3,109,054 | $3,106,514 | $2,467,575 |
| Revenue | $747,471 | $975,934 | $871,321 |
| Expenses | $744,931 | $336,995 | $138,705 |
| Qualifying Distributions | $718,821 | $317,749 | $126,927 |
| Net Investment Income | $29,022 | $33,899 | $16,452 |
| Distributable Amount | $205,089 | $154,758 | $103,349 |
Data update history
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2019 (received by the IRS June 11, 2020)
- Added Form 990-PF for fiscal year 2025 (received by the IRS June 12, 2026)
- IRS filings on file for fiscal years 2020–2024
Leadership & Key People
Officers and directors from IRS filings
Halff Windham Foundation is led by Lawrence Halff, Director, President & Treasurer on every filing since 2019; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Lawrence Halff
Director, President & Treasurer
On filings since 2019
10 hrs/week
No compensation reported
Charles R Windham
Secretary
On filings since 2019
2 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2019–2025. "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 Halff Windham Foundation
How much does Halff Windham Foundation give each year?
Halff Windham Foundation gave $704K across 8 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $305K across 4 grants.
What is Halff Windham Foundation's typical grant size?
Halff Windham Foundation's median grant in 2025 was $100,000, and its average grant was $87,938, across 8 grants on its 2025 IRS Form 990-PF.
Where does Halff Windham Foundation give grants?
Halff Windham Foundation's top state is New York, with 42% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were New Jersey (28%) and Indiana (14%). The most frequent recipient cities were New York, NY (4 grants).
Does Halff Windham Foundation give general operating support?
Yes: 25% of Halff Windham Foundation's 2025 grants with a stated purpose (2 of 8) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are Halff Windham Foundation's largest grantees?
Halff Windham Foundation's largest 2025 grantees include Bayard Rustin Center for Social Justice ($200,000), Metropolitan Opera Association Inc ($200,000 across 2 grants) and Earlham College ($100,000), according to its 2025 IRS Form 990-PF. Together they received 71% of its itemized 2025 grant dollars.
How large is Halff Windham Foundation?
Halff Windham Foundation reported $3.1M in total assets on its 2025 IRS Form 990-PF. It paid out $719K in qualifying distributions that year, against a required minimum of $205K (roughly 5% of its investment assets).
What is Halff Windham Foundation's EIN?
Halff Windham Foundation's EIN (Employer Identification Number) is 83-2365293. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
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