Question 1

Is Arboretum Foundation a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Arboretum Foundation is recognised by the IRS as a 501(c)(3) organisation (EIN 91-0613583). The IRS recognised Arboretum Foundation as tax-exempt in August 1937.

Question 2

What is Arboretum Foundation's EIN?

Accepted Answer

Arboretum Foundation's Employer Identification Number (EIN) is 91-0613583. The EIN was assigned by the IRS in August 1937. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Arboretum Foundation do?

Accepted Answer

To promote, protect, and enhance the Washington park Arboretum for current and future generations.

Question 4

Where is Arboretum Foundation located?

Accepted Answer

Arboretum Foundation is located at 2300 Arboretum Drive E, Seattle, WA, 98112.

Question 5

When was Arboretum Foundation founded or recognised by the IRS?

Accepted Answer

Arboretum Foundation was recognised by the IRS as a tax-exempt organisation in August 1937. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Arboretum Foundation's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2024), Arboretum Foundation reported $7.9M in total revenue and $3.6M in total expenses.

Question 7

Has Arboretum Foundation been auto-revoked by the IRS?

Accepted Answer

No — Arboretum Foundation (EIN 91-0613583) does not appear on the IRS Auto-Revocation List. Givalgo Discover cross-references the IRS Auto-Revocation List on every profile load; if status changes, this page reflects it.

Question 8

Is Arboretum Foundation listed in IRS Publication 78?

Accepted Answer

Yes — Arboretum Foundation is listed in IRS Publication 78 as an organisation eligible to receive tax-deductible charitable contributions. Pub 78 status is the canonical IRS signal that donations to an org are deductible.

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Arboretum Foundation

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