Question 1

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

Accepted Answer

Yes — Historical Society of Delaware is recognised by the IRS as a 501(c)(3) organisation (EIN 51-0066731). The IRS recognised Historical Society of Delaware as tax-exempt in January 1957.

Question 2

What is Historical Society of Delaware's EIN?

Accepted Answer

Historical Society of Delaware's Employer Identification Number (EIN) is 51-0066731. The EIN was assigned by the IRS in January 1957. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Historical Society of Delaware do?

Accepted Answer

Preservation of Delaware history. The society's primary goal is the preservation of history, particularly that relating to the state of Delaware. The society maintains two museums, a library, and several other historic buildings providing cultural and educational services to…

Question 4

Where is Historical Society of Delaware located?

Accepted Answer

Historical Society of Delaware is located at 505 Market Street, Wilmington, DE, 19801.

Question 5

When was Historical Society of Delaware founded or recognised by the IRS?

Accepted Answer

Historical Society of Delaware was recognised by the IRS as a tax-exempt organisation in January 1957. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Historical Society of Delaware's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2024), Historical Society of Delaware reported $3.9M in total revenue and $2.8M in total expenses.

Question 7

Has Historical Society of Delaware been auto-revoked by the IRS?

Accepted Answer

No — Historical Society of Delaware (EIN 51-0066731) 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 Historical Society of Delaware listed in IRS Publication 78?

Accepted Answer

Yes — Historical Society of Delaware 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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Historical Society of Delaware

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