Who funds Morton Arboretum
118 institutional funders have given since 2022, 95 of them directly, through tax year 2025.
Its two largest direct donors
- Walder Family Foundation$1.5M2022–2024
- Hamill Family Foundation$3.0M2022–2024
A free account names its 5 largest direct donors, and the funders behind them.
Unlock potential prospectsFinances
Latest return: tax year 2024, Form 990.
| Tax year | Revenue | Expenses | Net assets |
|---|---|---|---|
| 2024 | $57.8M | $58.3M | $310.2M |
| 2023 | $45.1M | $52.2M | $297.5M |
| 2022 | $53.7M | $47.8M | $280.8M |
| 2020 | $28.9M | $35.7M | $261.5M |
| 2019 | $28.5M | $39.7M | $252.8M |
Contributions and grants received in 2024: $19.8M.
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Built from the organization’s public IRS Form 990 filings and the gifts other organizations report on theirs, processed by Aprize. Institutional donors only: individual donors are never shown. Data as of 1 November 2026.
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