Charity Search / MARIN IDEA FUND
Philanthropy & Grantmaking (T20) 990 on File

MARIN IDEA FUND

EIN: 47-5112856 · SAUSALITO, CA 94965-1914 · United States · FY 2023 Data
3 out of 5 41 / 100 Based on 2+ years of filings
Financial strength (30%) 61/100
Reliability (20%) 50/100
Effectiveness (25%) 51/100
Impact (25%) No data yet
Financial data: FY 2023 · Scored 9/13/2026
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CharityAI™ Score
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Financial Overview — FY 2023
$1.5M
Total Revenue
$1.1M
Total Expenses
$8.9M
Net Assets
N/A
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio 99.0%
Fundraising Efficiency N/A
Operating Reserve 97.34x
Liability-to-Asset 0.9%
Revenue Diversification 99.8%
Compared with Peers
FY 2023
Compared with 7,743 similar organizations (United States, Philanthropy & Grantmaking, $1M–$10M in expenses), FY 2023.
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
99.0% 91.8%
P10P90
Top quarter
Operating reserve
Months of expenses covered by net assets · higher is better
97.3 mo 80.3 mo
P10P90
Above median
Liabilities to assets
Total liabilities / total assets · lower is better
0.9% 0.0%
P10P90
Below median
Revenue concentration
Share of revenue from the largest source · lower is better
99.8% 90.3%
P10P90
Bottom quarter
Revenue growth
Year over year revenue growth
-3.7% 3.2%
P10P90
Expense growth
Year over year expense growth
18.2% 6.5%
P10P90
Surplus margin
Surplus as a share of revenue
24.7% -4.8%
P10P90
Financial History
Year Revenue Expenses Net Assets Program % Staff
2023 $1.5M $1.1M $8.9M 99.0% —
2022 $1.5M $931K $6.8M 96.2% —
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Organization Details
EIN
47-5112856
State
CA
City
SAUSALITO
ZIP
94965-1914
Classification
T20
Category
Philanthropy & Grantmaking
Rating
3★
Coverage
A
Last Updated
Aug 2026
Form 990
On File
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