Chicago Zoological Society
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The Chicago Zoological Society, with an EIN of 36-2167016, is dedicated to inspiring conservation leadership by connecting people with wildlife and nature. Operating with a budget of $78.2 million and generating total revenue of $108 million in 2025, the organization focuses on zoo-related initiatives. It does not rely on a single funder for 50% or more of its revenue, and additional information can be found on its website at www.brookfieldzoo.org.
Mission Statement
To inspire conservation leadership by connecting people with wildlife and nature.
Cause Areas
1
Zoos
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Charity Verification Snapshot
IRS EO Business Master File Status
Listed as tax-exempt
IRS Pub 78 Status
Eligible for tax-deductible gifts
IRS Revocation Status
Not in Automatic Revocation of Exemption List
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Frequently Asked Questions
What is Chicago Zoological Society’s budget?
In 2025, Chicago Zoological Society reported an annual operating budget of around $78.2 million. More detailed financial information is available to registered users.
What causes does Chicago Zoological Society support?
Chicago Zoological Society supports work in Zoos.
Where does Chicago Zoological Society operate?
Chicago Zoological Society is headquartered in Brookfield, IL.
Who funded Chicago Zoological Society recently?
In 2025, Chicago Zoological Society received grants from THE KIPPER FAMILY FOUNDATION, CHARITIES AID FOUNDATION AMERICA, and AMERICAN ONLINE GIVING FOUNDATION INC. More information on this organization’s funders is available to registered users.
What is the largest grant Chicago Zoological Society received in 2024?
The largest grant to Chicago Zoological Society in 2024 exceeds $2 million.
What is Chicago Zoological Society’s reliance on government grants?
Chicago Zoological Society relied on government grants for more than 20% of their total revenue in 2025.