Grants paid by Arboretum Foundation
EIN 91-0613583 · Seattle, WA · Form 990, Schedule I · NTEE C114
Arboretum Foundation of Seattle, WA (EIN 91-0613583) reported 17 grants paid totaling $8,190,902 to 5 recipients in tax years 2018–2025, on Form 990, Schedule I. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$8,190,902
17 grants
Recipients
5
distinct organizations
Tax years
2018–2025
8 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 3 | $567,894 | — |
| 2019 | 2 | $768,676 | — |
| 2020 | 3 | $662,871 | — |
| 2021 | 2 | $784,149 | — |
| 2022 | 2 | $1,358,804 | — |
| 2023 | 2 | $1,479,510 | — |
| 2024 | 1 | $1,564,928 | — |
| 2025 | 2 | $1,004,070 | — |
Top recipients
The 5 recipients receiving the most from Arboretum Foundation, by grants paid, out of 5 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| University of Washington 91-6001537 | A | Seattle, WA | 8 | $6,917,109 | 2025 |
| City of Seattle - Seattle Parks and Recreation | U | Seattle, WA | 5 | $923,805 | 2025 |
| City of Seattle | U | Seattle, WA | 2 | $329,988 | 2019 |
| Student Conservation Association 91-0880684 | A | Charlestown, NH | 1 | $15,000 | 2020 |
| Historylinkorg 91-1872538 | A | Seattle, WA | 1 | $5,000 | 2018 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Every grant
All 17 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | University of Washington Seattle, WA | A | $965,552 | paid | CAPITAL PROJECTS, MAINTENANCE, EDUCATION, AND OTHER | 202640799349300019 |
| 2025 | City of Seattle - Seattle Parks and Recreation Seattle, WA | U | $38,518 | paid | CAPITAL PROJECTS, MAINTENANCE, EDUCATION, AND OTHER | 202640799349300019 |
| 2024 | University of Washington Seattle, WA | A | $1,564,928 | paid | CAPITAL PROJECTS, MAINTENANCE, EDUCATION, AND OTHER | 202510579349301526 |
| 2023 | University of Washington Seattle, WA | A | $856,515 | paid | CAPITAL PROJECTS, MAINTENANCE, EDUCATION, AND OTHER | 202420879349301417 |
| 2023 | City of Seattle - Seattle Parks and Recreation Seattle, WA | U | $622,995 | paid | CAPITAL PROJECTS, MAINTENANCE, EDUCATION, AND OTHER | 202420879349301417 |
| 2022 | University of Washington Seattle, WA | A | $1,233,295 | paid | EDUCATION, ARBORISTS, GARDENERS, EQUIPMENT, WOODLAND CREEK BERGER PLAN, WOODLAND CREEK SCHEMATIC, LAKE WASHINGTON BEAUTIFICATION, RHODY GLEN RENOVATION | 202331319349307803 |
| 2022 | City of Seattle - Seattle Parks and Recreation Seattle, WA | U | $125,509 | paid | REPLACEMENT OF TSUTAKAWA GATES AND IMPROVEMENTS TOWARD JAPANESE GARDEN MEADOW | 202331319349307803 |
| 2021 | University of Washington Seattle, WA | A | $714,149 | paid | EDUCATION, ARBORISTS, GARDENERS, EQUIPMENT, WOODLAND CREEK BERGER PLAN, WOODLAND CREEK SCHEMATIC, LAKE WASHINGTON BEAUTIFICATION, RHODY GLEN RENOVATION | 202231369349316538 |
| 2021 | City of Seattle - Seattle Parks and Recreation Seattle, WA | U | $70,000 + $3,003 non-cash | paid | COMPOSTING TOILET, DIGITAL LOCK, POND RESTORATION, OTHER | 202231369349316538 |
| 2020 | University of Washington Seattle, WA | A | $581,088 | paid | EDUCATION, ARBORISTS, GARDENERS, EQUIPMENT, WOODLAND CREEK BERGER PLAN, WOODLAND CREEK SCHEMATIC, LAKE WASHINGTON BEAUTIFICATION, RHODY GLEN RENOVATION | 202141259349303354 |
| 2020 | City of Seattle - Seattle Parks and Recreation Seattle, WA | U | $66,783 + $40,500 non-cash | paid | COMPOSTING TOILET, CLUB CAR, JAPANESE GARDEN, POND RESTORATION, OTHER | 202141259349303354 |
| 2020 | Student Conservation Association Charlestown, NH | A | $15,000 | paid | LAKE WASHINGTON BEAUTIFICATION | 202141259349303354 |
| 2019 | University of Washington Seattle, WA | A | $663,932 | paid | ARBORISTS; EDUCATION; GARDENERS; HERBARIUM; LIBRARY; LAKE WA BLVD BEAUTIFICATION; RHODY GLENN; AZALEA WAY; STORM RECOVERY | 202001219349301435 |
| 2019 | City of Seattle Seattle, WA | U | $104,744 | paid | JAPANESE GARDEN POND RESTORATION; LAKE WA BLVD BEAUTIFICATION | 202001219349301435 |
| 2018 | University of Washington Seattle, WA | A | $337,650 | paid | ARBORETUM ARBORISTS, EDUCATION, GARDENING, LIBRARY, LAKE WA BLVD BEAUTIFICATION | 201910889349301501 |
| 2018 | City of Seattle Seattle, WA | U | $225,244 | paid | CENTENNIAL GARDEN CAPITAL PROJECT, ENVIRONMENTAL EDUCATION CENTER, LAKE WA BLVD BEAUTIFICATION | 201910889349301501 |
| 2018 | Historylinkorg Seattle, WA | A | $5,000 | paid | SUPPORT BOOK ABOUT OLMSTED PARKS | 201910889349301501 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are the matcher's inference and should be read as leads until the check is published on the methodology page.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990 | 2025 | 2025-06-30 | not stated | 2024v5.5 | 202640799349300019 |
| 990 | 2024 | 2024-06-30 | not stated | 2023v6.0 | 202510579349301526 |
| 990 | 2023 | 2023-06-30 | not stated | 2022v5.0 | 202420879349301417 |
| 990 | 2022 | 2022-06-30 | not stated | 2021v4.2 | 202331319349307803 |
| 990 | 2021 | 2021-06-30 | not stated | 2020v4.2 | 202231369349316538 |
| 990 | 2020 | 2020-06-30 | not stated | 2019v5.2 | 202141259349303354 |
| 990 | 2019 | 2019-06-30 | not stated | 2018v3.1 | 202001219349301435 |
| 990 | 2018 | 2018-06-30 | not stated | 2017v2.3 | 201910889349301501 |
Derived from IRS Form 990 e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/910613583.json.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.