Question 1

Is Lowell Observatory a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Lowell Observatory is recognised by the IRS as a 501(c)(3) organisation (EIN 86-0098918). The IRS recognised Lowell Observatory as tax-exempt in May 1947.

Question 2

What is Lowell Observatory's EIN?

Accepted Answer

Lowell Observatory's Employer Identification Number (EIN) is 86-0098918. The EIN was assigned by the IRS in May 1947. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Lowell Observatory do?

Accepted Answer

Lowell's mission is to pursue the study of astronomy, conduct research, and bring astronomical education to the public.

Question 4

Where is Lowell Observatory located?

Accepted Answer

Lowell Observatory is located at 1400 W Mars Hill Road, Flagstaff, AZ, 86001.

Question 5

When was Lowell Observatory founded or recognised by the IRS?

Accepted Answer

Lowell Observatory was recognised by the IRS as a tax-exempt organisation in May 1947. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Lowell Observatory's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2025), Lowell Observatory reported $19.6M in total revenue and $22.2M in total expenses.

Question 7

Has Lowell Observatory been auto-revoked by the IRS?

Accepted Answer

No — Lowell Observatory (EIN 86-0098918) 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 Lowell Observatory listed in IRS Publication 78?

Accepted Answer

Yes — Lowell Observatory 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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Lowell Observatory

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