Charity Search / GRATIOT LAKE CONSERVANCY
Environment (C30) 990 on File

GRATIOT LAKE CONSERVANCY

EIN: 36-4242179 · OAK BROOK, IL 60523-2174 · United States · FY 2024 Data
3 out of 5 42 / 100 Based on 2+ years of filings
Financial strength (30%) 76/100
Reliability (20%) 55/100
Effectiveness (25%) 31/100
Impact (25%) No data yet
Financial data: FY 2024 · Scored 9/13/2026
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Financial Overview — FY 2024
$940K
Total Revenue
$48K
Total Expenses
$13.1M
Net Assets
N/A
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio 61.1%
Fundraising Efficiency N/A
Operating Reserve 3257.72x
Liability-to-Asset 0.1%
Revenue Diversification 97.2%
Compared with Peers
FY 2024
Compared with 2,616 similar organizations (United States, Environment, under $100K in expenses), FY 2024.
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
61.1% 81.5%
P10P90
Below median
Operating reserve
Months of expenses covered by net assets · higher is better
3257.7 mo 36.7 mo
P10P90
Top quarter
Liabilities to assets
Total liabilities / total assets · lower is better
0.1% 0.0%
P10P90
Below median
Revenue concentration
Share of revenue from the largest source · lower is better
97.2% 95.1%
P10P90
Below median
Revenue growth
Year over year revenue growth
1082.9% 2.5%
P10P90
Expense growth
Year over year expense growth
68.7% -0.2%
P10P90
Surplus margin
Surplus as a share of revenue
94.9% 17.9%
P10P90
Financial History
Year Revenue Expenses Net Assets Program % Staff
2024 $940K $48K $13.1M 61.1% —
2023 $79K $29K $12.9M 54.2% —
2022 $66K $24K $12.8M 0.4% —
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Organization Details
EIN
36-4242179
State
IL
City
OAK BROOK
ZIP
60523-2174
Classification
C30
Category
Environment
Rating
3★
Coverage
A
Last Updated
Aug 2026
Form 990
On File
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