Astor Street Foundation Inc
Astor Street Foundation Inc is a private philanthropic foundation based in Milwaukee, Wisconsin. Established in 1990, the organization operates as a 501(c)(3) grantmaking foundation with a volunteer leadership structure.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
—
Annual Giving
$513K
+15.3% YoY
Grant Count
45
-4.3% YoY
Avg Grant Size
$11K
+20.4% YoY
Mission & Focus Areas
The foundation focuses on philanthropy and foundations as primary areas of support. Grant-making priorities include Education, Philanthropy, Voluntarism & Grantmaking, and Human Services.
Grantmaking
The foundation awarded approximately $445,000 in grants during the most recent fiscal year, with an average grant size of approximately $40 across a high volume of grants.
Grant Range
$5,000
Average Grant
of approximately $40 across a high volume of grants.
Ready to take the next step with Astor Street Foundation Inc?
Geographic Focus
Where this funder awards grants
The foundation provides funding across multiple U.S. states, with particular focus on:
- Wisconsin
- Maine
- Massachusetts
- New York
- Illinois
- California
- Georgia
- Maryland
Primary funding cities include Milwaukee, New York, and Chicago.
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
Assets & Revenue (2023):
- Total assets: $2,308,661
- Annual revenue: $373,739
- Annual expenses: $466,910
- Total liabilities: $0
Asset Growth: Assets increased 2.6% from the previous year.
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | — | — | — |
| Revenue | — | — | — |
| Expenses | — | — | — |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | — | — |
| Distributable Amount | — | — | — |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
206 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Cranberry Isles Realty Trust ($75,000), Milwaukee Institute of Art Design ($60,000), Sojourner Family Peace Center ($50,000).
| Recipient | Purpose | Amount |
|---|---|---|
| Amherst College Amherst, MA | ANNUAL FUND | $5,000 |
| Milwaukee Art Museum Milwaukee, WI | Operating Support | $10,000 |
| GCI Library Cranberry Isles, ME | Operating Support | $1,000 |
| Cranberry Isles Realty Trust Cranberry Isles, ME | WELCOME HOME CAMPAIGN | $75,000 |
| Radio Milwaukee Milwaukee, WI | GENERAL OPERATING SUPPORT | $15,000 |
| Great Cranberry Island Futures Grou CRANBERRY ISLES, ME | Operating Support | $5,000 |
| AFS - USA Inc NEW YORK, NY | Operating Support | $2,500 |
| Doctors Without Borders USA HAGERSTOWN, MD | Operating Support | $3,000 |
| SOJOURNER FAMILY PEACE CENTER Milwaukee, WI | HOPE LIVES HERE CAMPAIGN | $50,000 |
| Right to Play New York, NY | Operating Support | $4,000 |
Leadership & Key People
Leadership team and compensation from IRS filings
The foundation is led by a volunteer team:
- Sarah O Zimmerman – President and Treasurer
- Lynde B Uihlein – Vice President
- John U Olson – Secretary
All leadership positions are held on a voluntary basis without compensation.
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Lynde B Uihlein | Vice President | 1 | — |
| John U Olson | Secretary | 1 | — |
| Sarah O Zimmerman | President&Treas | 2 | — |
Frequently Asked Questions
What does Astor Street Foundation Inc fund?
The foundation focuses on philanthropy and foundations as primary areas of support. Grant-making priorities include Education, Philanthropy, Voluntarism & Grantmaking, and Human Services.
How do I apply for a grant from Astor Street Foundation Inc?
**Grant Activity:** • Total grants awarded (2023): 47 grants • Total annual giving: $444,846–$445,000 • Median grant size: $5,000 • Grant range: $1,000–$75,000 • Open to new applicants: Yes • Percentage of new applicants funded: 12% **Grant Distribution:** The foundation awarded approximately $445,000 in grants during the most recent fiscal year, with an average grant size of approximately $40 across a high volume of grants.
Where does Astor Street Foundation Inc make grants?
The foundation provides funding across multiple U.S. states, with particular focus on: • Wisconsin • Maine • Massachusetts • New York • Illinois • California • Georgia • Maryland Primary funding cities include Milwaukee, New York, and Chicago.
What size grants does Astor Street Foundation Inc award?
In 2024, Astor Street Foundation Inc awarded 45 grants totaling $513K — an average of about $11K per grant, based on its IRS Form 990 filings.
What is Astor Street Foundation Inc's EIN?
Astor Street Foundation Inc's EIN (Employer Identification Number) is 39-1656190. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in Astor Street Foundation Inc's focus areas in our free grants database
Related Funders
Similar funders by location and focus area
Otto Weisse Tr-sheb Falls
MILWAUKEE, WI
Assets
—
Grants
1
Total Given
$9K
Hematologyoncology Pharmacy Association
MILWAUKEE, WI
Assets
$10.0M
Grants
3
Total Given
$108K
Grafton Medical Foundation
GRAFTON, WI
Assets
$86K
Grants
6
Total Given
$9K
The Argosy Foundation
MILWAUKEE, WI
Assets
$74.0M
Grants
280
Total Given
$16.9M
Farview Foundation
MILWAUKEE, WI
Assets
$2.1M
Grants
32
Total Given
$218K
Isaiah Goodall Trust Nect
MILWAUKEE, WI
Assets
$141K
Grants
1
Total Given
$7K
Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
What could you do with Astor Street Foundation Inc on Grantable?
- Assess strategic fit with your organization
- Draft a tailored letter of inquiry
- Find open RFPs from this funder
- Monitor for new funding opportunities
Go from researching Astor Street Foundation Inc to a real strategy.