Mission
THE HOLDEN ARBORETUM CONNECTS PEOPLE WITH THE WONDER, BEAUTY, AND VALUE OF TREES AND PLANTS, TO INSPIRE ACTION FOR HEALTHY COMMUNITIES.
Public Charity
THE HOLDEN ARBORETUM
THE HOLDEN ARBORETUM, of KIRTLAND, OH, is a Public Charity tracked in Imperigo's IRS 990 database. The 2025 filing shows $10.6M in revenue, $12.3M in expenses, $214.5M in total assets. 65 publicly reported grants to this organization, totaling roughly $37.4M, appear in IRS filings.
EIN: 340750346
KIRTLAND, OH
Botanical Gardens & Arboreta
NTEE: C41
Latest filing: 2025
Total Revenue$10.6M
Total Expenses$12.3M
Total Assets$214.5M
Grant Records65
Funding Total$37.4M
Filing Years2021–2025
Where $100 goes at The Holden Arboretum
How The Holden Arboretum divides every $100 it spends, from its own Form 990 filings, averaged across 9 years.
$72
Programs
the work itself
$23
Management
running the organization
$5
Fundraising
raising the next dollar
Inside the $72 for programs
$72
The Holden Arboretum is a 3,500-acre outdoor living museum that contributes to the sustainability and health of communities in the great lakes region by demonstrating and sharing the…
Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.
Sample Grants Received
PLANT SPONSORSHIP PAYOUT
$7,500
FOR SCIENTIFIC AND EDUCATIONAL USE
$5,080,476
CONSERVATION ACTIVITIES
$596,783
GENERAL SUPPORT
$203,068
For grant recipient's exempt purposes
$63,490
Showing up to 5 of 65 total records — full history available with membership.
Officers & Directors
DIRECTOR
Barbara Brown
VP - HORTICULTURE
Caroline Tait
DIRECTOR
Charles F Walton
DIRECTOR
Constance Norweb Abbey
DIRECTOR
Cynthia A Moore-Hardy
VP - SCIENCE & CONSERVATION
David Burke
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $10.6M | $12.3M | $214.5M |
| 2024 | $11.8M | $11.7M | $198.8M |
| 2023 | $11.9M | $10.5M | $176.2M |
| 2022 | $11.5M | $9.6M | $166.0M |
| 2021 | $10.8M | $8.0M | $193.9M |
Between 2021 and 2025, reported annual revenue declined from $10.8M to $10.6M (-2%), with total assets most recently reported at $214.5M.
Interactive year-over-year charts and full filing details available with membership.