ZOOLOGICAL SOCIETY OF MILWAUKEE CTY

MILWAUKEE, WI, 53226 (414) 258-2333 Est. 1910 EIN 39-6077242
D115 - Animal-Related 990 - Public charity return 501(c)(3)
www.zoosociety.org

Mission

THE MISSION OF THE ZOOLOGICAL SOCIETY IS TO CONSERVE WILDLIFE AND ENDANGERED SPECIES, TO EDUCATE PEOPLE ABOUT THE IMPORTANCE OF WILDLIFE AND THE ENVIRONMENT, AND TO SUPPORT THE MILWAUKEE COUNTY ZOO.

Giving Portfolio

Total Grants
14
Total Giving
$29.1M
Recipients
14
Years Active
2017 - 2025
Avg grant: $2,344,577 Median: $2,264,128

Yearly Trends

YearGrantsTotal Giving Avg GrantNewRepeat
20251$4.3M $4.3M01
20241$4.1M $4.1M01
20232$4.5M $2.3M02
20222$845K $422K02
20212$5.0M $2.5M02
20202$4.2M $2.1M02
20192$1.6M $785K02
20172$4.5M $2.3M20

Sectors Funded

Animal-Related
6

Top States

Wisconsin
14

Grantee Size Profile

$1M - $5M
6

Top Grantees

MILWAUKEE COUNTY ZOO
WI - 8 grants
$26.3M

Grants Awarded · 9 grants

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Financials

Total Revenue
$14,059,943
Total Expenses
$16,809,299
Net Assets
$8,054,649
121 employees 456 volunteers
From latest filing (tax period ending 2025-12-31)

Financial Health

Operating Reserve
5.8 months Adequate
Net assets / monthly expenses
Year-over-Year Change
Revenue ↑ 7.9%
Expenses ↑ 14.6%
Revenue Sources
Contributions 90.8% Earned revenue 4.1% Investment 5.9%
Expense Breakdown
Program 72.8% Management 22.0% Fundraising 5.2%

Officers & Trustees (42)

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Filing History (8 filings)

YearRevenueExpensesNet Assets
2025 990 - Public charity return
Jan 1, 2025 to Dec 31, 2025
$14,059,943 ↑$16,809,299$8,054,649
2024 990 - Public charity return
Jan 1, 2024 to Dec 31, 2024
$13,032,943 ↑$14,662,609$10,803,988
2023 990 - Public charity return
Jan 1, 2023 to Dec 31, 2023
$12,217,753 ↑$12,845,596$12,876,859
2022 990 - Public charity return
Oct 1, 2022 to Dec 31, 2022
$2,889,576 ↓$2,933,236$13,129,675
2021 990 - Public charity return
Oct 1, 2021 to Sep 30, 2022
$16,366,634 ↑$11,867,102$13,173,335
2020 990 - Public charity return
Oct 1, 2020 to Sep 30, 2021
$13,548,879 ↑$13,692,132$8,971,127
2019 990 - Public charity return
Oct 1, 2019 to Sep 30, 2020
$8,845,311 ↓$12,806,136$10,586,291
2017 990 - Public charity return
Oct 1, 2017 to Sep 30, 2018
$16,559,039 $15,766,881$18,720,514

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EIN: 39-6077242 · Source: IRS Form 990 e-file data