Dumbarton Foundation

YARDLEY, PA EIN: 13-3708257

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

+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

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

New York $128K (31%)

New Jersey $103K (25%)

Massachusetts $93K (22%)

Maine $75K (18%)

Wyoming $18K (4%)

Georgia $1K (0%)

States

Georgia Massachusetts Maine New Jersey New York Wyoming

Cities

AmherstAtlantaChathamJacksonLewistonLivingstonNew YorkPurchaseSo YarmouthSyracuse

Financial History

Multi-year comparison from IRS filings

Revenue

Expenses

Qualifying Distributions

Net Investment Income

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.