Public Charity

THE MORTON ARBORETUM

THE MORTON ARBORETUM is a Public Charity headquartered in LISLE, IL. Financial data from the 2024 filing: $57.8M revenue, $58.3M expenses, $367.6M total assets. 107 publicly reported grants to this organization, totaling roughly $9.5M, appear in IRS filings.

EIN: 361505770 LISLE, IL Botanical Gardens & Arboreta NTEE: C41 Latest filing: 2024
Total Revenue$57.8M
Total Expenses$58.3M
Total Assets$367.6M
Grant Records107
Funding Total$9.5M
Filing Years2019–2024

Mission

TO COLLECT, STUDY, DISPLAY, AND CONSERVE TREES AND OTHER PLANTS FROM AROUND THE WORLD TO INSPIRE LEARNING, FOSTER ENJOYMENT, BENEFIT COMMUNITIES, ENCOURAGE ACTION, AND ENHANCE THE ENVIRONMENT.

Where $100 goes at The Morton Arboretum

How The Morton Arboretum divides every $100 it spends, from its own Form 990 filings, averaged across 7 years.

$82 Programs the work itself
$10 Management running the organization
$8 Fundraising raising the next dollar

Inside the $82 for programs

$33
Plants and collections
40% of program spending
$27
Visitor programs
33% of program spending · Reported in the filing: 1,156,732 visitors; 55,269 households; 16 miles of hiking
$15
Science and conservation
18% of program spending

Plus 1 more program. Cost per person served and the full program breakdown are on the full profile.

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Source: Form 990 filings with the IRS, latest fiscal year 2024. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.

Officers & Directors

TRUSTEE Andrew O Johnson
VICE CHAIR Anna Caroline Ball
TRUSTEE Ashesh Goel
VP-COLLECTIONS AND HORTICULTURE Bachtell Kris
VP - PEOPLE AND CULTURE Bailey Narissa
TRUSTEE Barbara J Bradford

Officer compensation and complete director data available with membership.

Top Grant Purposes

General Support
$5,286,963 46 grants
Environment & Conservation
$793,643 13 grants
Animal Welfare
$579,241 14 grants
Fundraising & Sponsorship
$222,000 6 grants
International Aid & Development
$99,000 4 grants

Financial Trends

Year Revenue Expenses Assets
2024 $57.8M $58.3M $367.6M
2023 $45.1M $52.2M $354.9M
2022 $53.7M $47.8M $339.3M
2020 $28.9M $35.7M $321.1M
2019 $28.5M $39.7M $308.0M

Between 2019 and 2024, reported annual revenue grew from $28.5M to $57.8M (+103%), with total assets most recently reported at $367.6M.

Interactive year-over-year charts and full filing details available with membership.

See the full picture for THE MORTON ARBORETUM

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