Foster Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SAN DIEGO, CA. IRS filing data is available from 2020 through 2023. As of 2023, the organization holds $2.5M in total assets. In 2023, it awarded 2 grants totaling $148K. Net investment income was $20K.
Financial Overview
From 2023 IRS Form 990-PF · View filing
Total Assets
$2.5M
-3.0% YoY
Annual Giving
$148K
-32.0% YoY
Grant Count
2
-33.3% YoY
Avg Grant Size
$74K
+1.9% YoY
About Foster Foundation
Based on IRS filings
Foster Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SAN DIEGO, CA. IRS filing data is available from 2020 through 2023. As of 2023, the organization holds $2.5M in total assets. In 2023, it awarded 2 grants totaling $148K. Net investment income was $20K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2023 | 2022 | 2021 |
|---|---|---|---|
| Total Assets | $2,524,097 | $2,603,041 | $2,563,116 |
| Revenue | $68,816 | $290,232 | $227,638 |
| Expenses | $179,778 | $268,290 | $270,195 |
| Qualifying Distributions | $147,503 | $217,068 | — |
| Net Investment Income | $20,494 | $219,841 | $187,282 |
| Distributable Amount | $137,136 | $132,950 | $132,794 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2023
Grant Size Distribution
15 grants across all recorded years
Open Grants
1 open opportunity from Foster Foundation
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2023 IRS filing
From 2023 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| ANNA L FOSTER | CHAIRMAN | 0.5 | — |
| WINSLOW J FOSTER III | PRESIDENT | 2 | — |
| TANYA L FOSTER | DIRECTOR | 0.5 | — |
Subject Areas
Focus areas based on grantmaking activity
Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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