Question 1

Is Winnetka Historical Society a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Winnetka Historical Society is recognised by the IRS as a 501(c)(3) organisation (EIN 36-6110212). The IRS recognised Winnetka Historical Society as tax-exempt in November 1955.

Question 2

What is Winnetka Historical Society's EIN?

Accepted Answer

Winnetka Historical Society's Employer Identification Number (EIN) is 36-6110212. The EIN was assigned by the IRS in November 1955. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Winnetka Historical Society do?

Accepted Answer

Providing Historical information & research maintaining, preserving & displaying Historical landmarks & artifacts

Question 4

Where is Winnetka Historical Society located?

Accepted Answer

Winnetka Historical Society is located at P O BOX 365, Winnetka, IL, 60093.

Question 5

When was Winnetka Historical Society founded or recognised by the IRS?

Accepted Answer

Winnetka Historical Society was recognised by the IRS as a tax-exempt organisation in November 1955. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Winnetka Historical Society's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2025), Winnetka Historical Society reported $344K in total revenue and $389K in total expenses.

Question 7

Has Winnetka Historical Society been auto-revoked by the IRS?

Accepted Answer

No — Winnetka Historical Society (EIN 36-6110212) 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 Winnetka Historical Society listed in IRS Publication 78?

Accepted Answer

Yes — Winnetka Historical Society 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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Winnetka Historical Society

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