Dumbarton Foundation
Dumbarton Foundation is a private foundation, based in YARDLEY, PA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $1.1M in total assets. In 2024, it awarded 11 grants totaling $92K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$1.1M
-8.4% YoY
Annual Giving
$92K
+15.0% YoY
Grant Count
11
+37.5% YoY
Avg Grant Size
$8K
-16.4% YoY
Under IRS private-foundation payout rules, Dumbarton Foundation reported a distributable amount of $85K for 2024 — the minimum it must pay out in qualifying distributions.
About Dumbarton Foundation
Based on IRS filings
Dumbarton Foundation is a private foundation, based in YARDLEY, PA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $1.1M in total assets. In 2024, it awarded 11 grants totaling $92K.
Ready to take the next step with Dumbarton Foundation?
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $1,111,898 | $1,214,215 | $1,326,582 |
| Revenue | $79,928 | $33,388 | $169,095 |
| Expenses | $182,226 | $144,067 | $133,306 |
| Qualifying Distributions | $92,000 | $80,000 | $85,000 |
| Net Investment Income | — | — | $120,789 |
| Distributable Amount | $84,645 | $80,358 | $84,352 |
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
32 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Newark Academy ($35,000), Chatham Fund of the Cape Cod Founda ($22,000), Syracuse University ($15,000).
| Recipient | Purpose | Amount |
|---|---|---|
| SYRACUSE UNIVERSITY SYRACUSE, NY | TO SUPPORT SCHOOL PROGRAMS | $15,000 |
| ST CHRISTOPHERS EPISCOPAL CHURCH CHATHAM, MA | TO SUPPORT CHURCH MISSIONS | $5,000 |
| ST JOHNS EPISCOPAL CHURCH JACKSON, WY | TO SUPPORT CHURCH MISSIONS | $4,000 |
| CHATHAM FUND OF THE CAPE COD FOUNDA SO YARMOUTH, MA | GRANT TO 501CORGANIZATION TO IMPROVE AND ENRICHTHE CHATHAM COMMUNITY | $22,000 |
| NEWARK ACADEMY LIVINGSTON, NJ | TO SUPPORT SCHOOL PROGRAMS | $35,000 |
| AMHERST COLLEGE AMHERST, MA | TO SUPPORT SCHOOL PROGRAMS | $2,500 |
| MANHATTANVILLE UNIVERSITY PURCHASE, NY | TO SUPPORT SCHOOL PROGRAMS | $3,500 |
| CHATHAM ORPHEUM THEATER CHATHAM, MA | GRANT TO 501C ORGANIZATION TO IMPOVE AND ENRICH THE CHATHAM COMMUNITY | $1,000 |
| FRIENDS OF CHATHAM WATERWAYS CHATHAM, MA | GRANT TO 501C ORGANIZATION TO SUPPORT THE COMMITMENT TO THE PROTECTION OF THE CHATHAM, MA WATERWAYS | $2,000 |
| AUSCHWITZ INST FOR PREVENTION OF GE NEW YORK, NY | GRANT TO 501C ORGANIZATION TO SUPPORT STRENGTHENING POLICIES FOR PREVENTION OF MASS ATROCITIES | $1,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| DONALD T MACNAUGHTON | DIRECTOR/PRES | — | — |
| DAVID J MACNAUGHTON | DIRECTOR/VP/SEC | — | — |
| JOAN L APISA | TEASURER | — | — |
Frequently Asked Questions
How large is Dumbarton Foundation?
As of 2024, Dumbarton Foundation holds $1.1M in total assets with $80K in annual revenue. It awarded 11 grants totaling $92K in 2024.
Where does Dumbarton Foundation operate?
Dumbarton Foundation has awarded grants in Georgia, Massachusetts, Maine, New Jersey, New York, Wyoming.
What size grants does Dumbarton Foundation award?
In 2024, Dumbarton Foundation awarded 11 grants totaling $92K — an average of about $8K per grant, based on its IRS Form 990 filings.
How much is Dumbarton Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, Dumbarton Foundation reported a distributable amount of $85K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Dumbarton Foundation's EIN?
Dumbarton Foundation's EIN (Employer Identification Number) is 13-3708257. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in Dumbarton Foundation's focus areas in our free grants database
Similar Funders
Funders that support many of the same organizations
Morgan Stanley Global Impact Funding Trust Inc
INDIANAPOLIS, IN
Assets
$9.1B
Grants
19,253
Total Given
$1.2B
Vanguard Charitable Endowment Program
SOUTHEASTERN, PA
Assets
$22.2B
Grants
24,269
Total Given
$3.0B
Verizon Foundation
BASKING RIDGE, NJ
Assets
$23.8M
Grants
5,464
Total Given
$7.0M
The Us Charitable Gift Trust
BOSTON, MA
Assets
$2.2B
Grants
6,518
Total Given
$231.4M
T Rowe Price Program for Charitable
BALTIMORE, MD
Assets
$648.3M
Grants
2,900
Total Given
$132.5M
The Chicago Community Trust
CHICAGO, IL
Assets
$6.0B
Grants
3,976
Total Given
$1.4B
Gs Donor Advised Philanthropy Fund
NEW YORK, NY
Assets
$12.7B
Grants
7,424
Total Given
$3.0B
Community Foundation of New Jersey
MORRISTOWN, NJ
Assets
$1.0B
Grants
1,321
Total Given
$93.8M
Tulsa Community Foundation
TULSA, OK
Assets
$1.1B
Grants
1,066
Total Given
$158.6M
Community Foundation of Western
SPRINGFIELD, MA
Assets
$282.4M
Grants
314
Total Given
$12.8M
Baird Foundation Inc
MILWAUKEE, WI
Assets
—
Grants
3,751
Total Given
$6.6M
Chubb Charitable Foundation
PHILADELPHIA, PA
Assets
$74.9M
Grants
3,719
Total Given
$6.3M
Data last updated April 2026. Sourced from IRS Form 990-PF filings.
What could you do with Dumbarton Foundation 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