The William & Eva Fox Foundation
The William & Eva Fox Foundation is a private foundation, based in Potomac, MD. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $5.9M in total assets. In 2025, it awarded 5 grants totaling $530K. Net investment income was $1.1M.
The William & Eva Fox Foundation at a glance
In short: The William & Eva Fox Foundation gave $530K across 5 grants in 2025 (avg $106K), mostly in California. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $529,949
- +15.2% vs 2024
- Grants made (2025)
- 5
- +400.0% vs 2024
- Average grant
- $105,990
- -77.0% vs 2024
- Median grant
- $114,600
- Total assets
- $5,850,216
- +16.2% vs 2024
- Primary geography
- California (98% 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 The William & Eva Fox Foundation funds
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2025
The largest 2025 recipient was Schwab Charitable Fund ($520K across 4 grants). Together the top 2 received $530K.
Grant Size Distribution
11 grants across all recorded years
The most common grant size was in the $100–250K range: 4 grants of 11 (36%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 5 itemized grants.
States
Cities
How The William & Eva Fox Foundation gives
- Giving grew 32% from 2022 to 2025. Method
- In 2025 it paid out 93% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. 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 2021 to 2025, annual grant giving ranged from $185K (2021) to $530K (2025). In 2025 it made 5 grants totaling $530K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Schwab Charitable Fund San Francisco, CA | Unrestricted6,000 shrs vanguard dividend growth fund: vdigxbook value (avg cost) - $134,814fair market value (NYSE) - $218,820date: 6/13/2025 | $218,820 |
| Schwab Charitable Fund San Francisco, CA | Unrestricted500 shrs dodge & cox stock I: dodgxbook value (avg cost) - $77,976fair market value (NYSE) - $134,185date: 6/13/2025 | $134,185 |
| Schwab Charitable Fund San Francisco, CA | Unrestricted2,500 shrs edgewood growth instl: egfixbook value (avg cost) - $59,193fair market value (NYSE) - $114,600date: 6/13/2025 | $114,600 |
| Schwab Charitable Fund San Francisco, CA | Unrestricted1,800 shrs vanguard star: vgstxbook value (avg cost) - $40,694fair market value (NYSE) - $52,344date: 6/13/2025 | $52,344 |
| The Center at West Park New York, NY | Unrestricted | $10,000 |
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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 | $5,850,216 | $1,144,087 | $537,687 | $529,949 | 5 | $533,032 | $1,140,934 | $572,365 |
| 2024 | $5,036,544 | $288,666 | $476,980 | $460,065 | 1 | $465,088 | $283,573 | $518,857 |
| 2023 | $5,031,803 | $460,370 | $534,978 | $521,200 | 2 | $521,825 | $459,472 | $469,853 |
| 2022 | $5,025,529 | $845,887 | $406,882 | $400,000 | 1 | $400,600 | $844,105 | $519,581 |
| 2021 | $4,586,524 | $395,920 | $192,767 | $185,000 | 2 | — | $391,502 | $455,720 |
Under IRS private-foundation payout rules, The William & Eva Fox Foundation reported a distributable amount of $572K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
The William & Eva Fox Foundation is led by Robert P. Warren, President & Director on every filing since 2021 — the only officer listed, and uncompensated.
Officers on the 2025 filing
Robert P. Warren
President & Director
On filings since 2021
10 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2021–2025. "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 The William & Eva Fox Foundation
How much does The William & Eva Fox Foundation give each year?
The William & Eva Fox Foundation gave $530K across 5 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $460K across 1 grant.
What is The William & Eva Fox Foundation's typical grant size?
The William & Eva Fox Foundation's median grant in 2025 was $114,600, and its average grant was $105,990, across 5 grants on its 2025 IRS Form 990-PF.
Where does The William & Eva Fox Foundation give grants?
The William & Eva Fox Foundation gives mostly in California: 98% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were San Francisco, CA (4 grants).
Does The William & Eva Fox Foundation give general operating support?
Yes: 20% of The William & Eva Fox Foundation's 2025 grants with a stated purpose (1 of 5) were for general or operating support, per its 2025 IRS Form 990-PF.
How large is The William & Eva Fox Foundation?
The William & Eva Fox Foundation reported $5.9M in total assets on its 2025 IRS Form 990-PF. It paid out $533K in qualifying distributions that year, against a required minimum of $572K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What is The William & Eva Fox Foundation's EIN?
The William & Eva Fox Foundation's EIN (Employer Identification Number) is 13-3497192. IRS Form 990 filing data is available on this page for 2021–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2021–2025
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