Dumbarton Foundation | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Dumbarton Foundation. Data shown is extracted from Form 990-PF filings.

EIN: 13-3708257

Foundation Overview

Based in Yardley, PA, Dumbarton Foundation has awarded 46 grants totaling $707,000 to organizations in Maine, New York and 4 other states across the US. Individual grants range from $1,000 to $60,000, with a median award of $8,625.

Latest Tax Year
2024
Total Giving (all years)
$707,000
Total Assets
$1,744,944
Median Grant (all grants)
$8,625

Latest Form 990-PF Snapshot

Total Grants
11
Median Grant
$3,500
% Median Grant Decline
-44% (vs previous year)
Data extracted from IRS Form 990-PF filings. Last filing year: February 2026

Foundation Intelligence

Advanced analytics and strategic insights to help nonprofit organizations assess grant opportunities and optimize their application strategies

New Applicant Friendliness
Relationship-Focused: 27%

3 of 11 recipients (27%) were new grantees. Foundation strongly favors organizations with proven track records. New partnerships develop slowly over time.

Geographic Focus
Massachusetts

41% of grants are awarded in Massachusetts, with additional funding distributed across 5 other locations. The foundation balances regional focus with broader geographic diversity. Within Massachusetts, funding concentrates in Chatham (53%), So Yarmouth (37%), Amherst (11%).

Funding Trajectory
-23%

Declining funding trend with 23% decrease over 6 years may indicate reduced grant opportunities or shifting foundation priorities. This trajectory suggests more competitive application environment.

Program Areas
Community Projects + 2 others

Diversified giving across multiple program areas with primary emphasis on community projects (75%). This broad approach suggests openness to various causes and innovative cross-sector solutions.

Where is The Money Going?

Loading geographic data...
Loading chart...
Loading chart...
Loading chart...

Grants & Funding

Analyzing past grantees provides valuable insights into Dumbarton Foundation's funding preferences, organizational priorities, and grant making patterns. This historical data helps potential applicants understand the foundation's strategic focus and identify successful funding approaches.

Name Amount Location Purpose Year
Syracuse University $15,000 Syracuse, NY, US To Support School Programs 2024
St Christophers Episcopal Church $5,000 Chatham, MA, US To Support Church Missions 2024
St Johns Episcopal Church $4,000 Jackson, WY, US To Support Church Missions 2024
Chatham Fund Of The Cape Cod Founda $22,000 So Yarmouth, MA, US Grant To 501corganization To Improve And Enrichthe Chatham Community 2024
Newark Academy $35,000 Livingston, NJ, US To Support School Programs 2024
Amherst College $2,500 Amherst, MA, US To Support School Programs 2024
Manhattanville University $3,500 Purchase, NY, US To Support School Programs 2024
Chatham Orpheum Theater $1,000 Chatham, MA, US Grant To 501c Organization To Impove And Enrich The Chatham Community 2024
Friends Of Chatham Waterways $2,000 Chatham, MA, US Grant To 501c Organization To Support The Commitment To The Protection Of The Chatham, Ma Waterways 2024
Auschwitz Inst For Prevention Of Ge $1,000 New York, NY, US Grant To 501c Organization To Support Strengthening Policies For Prevention Of Mass Atrocities 2024
Skylark Vocal Ensemble $1,000 Atlanta, GA, US Grant To 501c Organization To Promote And Enrich The Transcendent Power Of Vocal Music 2024
Bates College $35,000 Lewiston, ME, US To Support School Programs 2023
Syracuse University $15,000 Syracuse, NY, US To Support School Programs 2023
St Christophers Episcopal Church $7,250 Chatham, MA, US To Support Church Missions 2023
St Johns Episcopal Church $5,250 Jackson, WY, US To Support Church Missions 2023
Chatham Fund Of The Cape Cod Founda $10,000 So Yarmouth, MA, US Grant To 501corganization To Improve And Enrichthe Chatham Community 2023
Amherst College $2,500 Amherst, MA, US To Support School Programs 2023
Manhattanville University $3,500 Purchase, NY, US To Support School Programs 2023
Chatham Orpheum Theater $1,500 Chatham, MA, US Grant To 501c Organization To Impove And Enrich The Chatham Community 2023
Syracuse University $30,000 Syracuse, NY, US To Support School Programs 2022
St Christophers Episcopal Church $3,750 Chatham, MA, US To Support Church Missions 2022
St Johns Episcopal Church $3,750 Jackson, WY, US To Support Church Missions 2022
Chatham Fund Of The Cape Cod Founda $10,000 So Yarmouth, MA, US Grant To 501c)organizations To Improve And Enrichthe Chatham Community 2022
Newark Academy $37,500 Livingston, NJ, US To Support School Programs 2022
Syracuse University $30,000 Syracuse, NY, US To Support School Programs 2022
St Christophers Episcopal Church $3,750 Chatham, MA, US To Support Church Missions 2022
St Johns Episcopal Church $3,750 Jackson, WY, US To Support Church Missions 2022
Chatham Fund Of The Cape Cod Founda $10,000 So Yarmouth, MA, US Grant To 501c)organizations To Improve And Enrichthe Chatham Community 2022
Newark Academy $37,500 Livingston, NJ, US To Support School Programs 2022
Syracuse University $30,000 Syracuse, NY, US To Support School Programs 2022
St Christophers Episcopal Church $3,750 Chatham, MA, US To Support Church Missions 2022
St Johns Episcopal Church $3,750 Jackson, WY, US To Support Church Missions 2022
Chatham Fund Of The Cape Cod Founda $10,000 So Yarmouth, MA, US Grant To 501c)organizations To Improve And Enrichthe Chatham Community 2022
Newark Academy $37,500 Livingston, NJ, US To Support School Programs 2022
Bates College $40,000 Lewiston, ME, US To Support School Programs 2021
Syracuse University $30,000 Syracuse, NY, US To Support School Programs 2021
St Christophers Episcopal Church $5,000 Chatham, MA, US To Support Church Missions 2021
St Johns Episcopal Church $5,000 Jackson, WY, US To Support Church Missions 2021
Chatham Fund Of The Cape Cod Founda $10,000 So Yarmouth, MA, US Grant To 501c)organizations To Improve And Enrichthe Chatham Community 2021
Syracuse University $30,000 Syracuse, NY, US To Support School Programs 2020
Newark Academy $30,000 Livingston, NJ, US To Support School Programs 2020
The Chatham Fund Of The Cape $10,000 So Yarmouth, MA, US Grants To 501c(3)organizations To Improve And Enrich The Chatham Community 2020
Bates College $60,000 Lewiston, ME, US To Support School Programs 2018
Syracuse University $50,000 Syracuse, NY, US To Support School Programs 2018
St Christophers Episcopal Church $5,000 Chatham, MA, US To Support Church Missions 2018
St Johns Episcopal Church $5,000 Jackson, WY, US To Support Church Missions 2018

Foundations Similar to Dumbarton Foundation

Discover 5 foundations with comparable assets ($1,730,729-$1,757,153), similar grant patterns, and geographic focus in PA that may also align with your organization's funding needs and grant seeking strategy.

Foundation Name Total Assets Typical Grant Size Service Area Similarity Match

EIN: 26-6120435 | 137 grants awarded
$1,743,329
(≈ Similar)
$5,000
median grant
Wyomissing, PA
Same state
100%
Excellent match

EIN: 13-7608266 | 37 grants awarded
$1,749,748
(≈ Similar)
$7,500
median grant
Pittsburgh, PA
Same state
100%
Excellent match

EIN: 23-6225160 | 35 grants awarded
$1,739,394
(≈ Similar)
$15,894
median grant
Pittsburgh, PA
Same state
100%
Excellent match

EIN: 13-7209332 | 76 grants awarded
$1,757,153
(≈ Similar)
$5,000
median grant
Pittsburgh, PA
Same state
100%
Excellent match

EIN: 23-3100987 | 116 grants awarded
$1,730,729
(≈ Similar)
$5,000
median grant
Lititz, PA
Same state
100%
Excellent match

Contact Information

Official contact details for Dumbarton Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 13-3708257
Website N/A
Address 39 CREEKVIEW LANE Yardley, PA 19067-0000

Key People (3)

Board members, trustees, and key staff who oversee Dumbarton Foundation's grant making decisions and strategic direction. Understanding leadership composition can provide insights into foundation priorities and potential networking opportunities.

Director/pres Donald T Macnaughton
Director/vp/sec David J Macnaughton
Teasurer Joan L Apisa

Forms 990-PF

IRS Form 990-PF filings provide comprehensive financial information, grant details, and operational data. These documents are essential resources for understanding foundation capacity, giving patterns, and strategic priorities.

Form 990-PF Research Tips
  • Review Part XV for detailed grant recipient information and funding purposes
  • Check Part I for total assets, annual giving amounts, and payout requirements
  • Examine Part VIII for key personnel compensation and board structure
  • Look for trends across multiple years to understand giving patterns

About This Foundation Profile

This comprehensive foundation profile for Dumbarton Foundation is powered by Grant Bay's advanced foundation research platform. Our system analyzes IRS Form 990-PF filings, grant histories, and philanthropic patterns to provide nonprofit organizations with actionable intelligence for grant seeking success.

Data Sources & Accuracy

All information is derived from official IRS filings and public records. Grant Bay processes thousands of Form 990-PF documents to extract grant details, financial data, and organizational information. Data accuracy depends on foundation reporting quality and IRS filing completeness.

Research Applications

Use this profile for prospect research, grant strategy development, application preparation, and relationship building. Combine this data with additional research on foundation priorities, application processes, and board member backgrounds for comprehensive grant seeking strategies.

Data Currency: Last updated February 2026 based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.