Charity Search / ESTHER B KAHN CHARITABLE FOUNDATION
Philanthropy & Grantmaking (T20Z) 990 on File

ESTHER B KAHN CHARITABLE FOUNDATION

EIN: 04-6869254 · BOSTON, MA 02130-0009 · United States · FY 2025 Data
3 out of 5 49 / 100 Based on 2+ years of filings
Financial strength (30%) 85/100
Reliability (20%) 55/100
Effectiveness (25%) 51/100
Impact (25%) No data yet
Financial data: FY 2025 · Scored 9/13/2026
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Financial Overview — FY 2025
$427K
Total Revenue
$254K
Total Expenses
$5.2M
Net Assets
N/A
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio 91.5%
Fundraising Efficiency N/A
Operating Reserve 243.78x
Liability-to-Asset 0.0%
Revenue Diversification 95.0%
Executive Compensation $10K
Compared with Peers
FY 2025
Compared with 8,005 similar organizations (United States, Philanthropy & Grantmaking, $100K–$1M in expenses), FY 2025.
This organization Middle half of peers (P25–P75) Peer median
Ratio This org Peer median Position (P10 → P90)
Program expense ratio
Program expenses / total expenses · higher is better
91.5% 90.0%
P10P90
Above median
Operating reserve
Months of expenses covered by net assets · higher is better
243.8 mo 98.0 mo
P10P90
Top quarter
Liabilities to assets
Total liabilities / total assets · lower is better
0.0% 0.0%
P10P90
Top quarter
Revenue concentration
Share of revenue from the largest source · lower is better
95.0% 90.3%
P10P90
Below median
Revenue growth
Year over year revenue growth
224.4% 11.3%
P10P90
Expense growth
Year over year expense growth
10.3% 8.2%
P10P90
Surplus margin
Surplus as a share of revenue
40.5% 4.5%
P10P90
Financial History
Year Revenue Expenses Net Assets Program % Staff
2025 $427K $254K $5.2M 91.5% —
2024 $132K $231K $4.9M 90.9% —
2023 $-81,773 $318K $4.3M 91.3% —
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Organization Details
EIN
04-6869254
State
MA
City
BOSTON
ZIP
02130-0009
Classification
T20Z
Category
Philanthropy & Grantmaking
Rating
3★
Coverage
A
Last Updated
Aug 2026
Form 990
On File
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