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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 14-1833668

STAMFORD HISTORICAL SOCIETY

Tax-exempt · STAMFORD, NY 12167

Address and contacts

Address (IRS master file)
PO BOX 181, STAMFORD, NY 12167-0181
In care of
% TERESA BRADSHAW
Mailing address (990-N for 2025)
P O Box 181, STAMFORD NY 12167
Principal officer (990-N for 2025)
TERESA BRADSHAW, 163 STATE ROUTE 10, STAMFORD NY 12167

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in March, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025March 31, 2026August 17, 2026990-N on file
2024March 31, 2025August 15, 2025990-N on file
2023March 31, 2024August 15, 2024990-N on file

File the 2026 990-N for STAMFORD HISTORICAL SOCIETY

Due August 16, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
14-1833668
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2001
Accounting year ends
March
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: TERESA BRADSHAW
March 31, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: TERESA BRADSHAW
March 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: TERESA BRADSHAW
March 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: TERESA BRADSHAW
March 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: ELIZABETH MCPHAIL
March 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Richard Hinman
March 31, 2020≤ $50,000 receipts––e-Postcard

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 14-1833668).

Questions about STAMFORD HISTORICAL SOCIETY

What is the EIN of STAMFORD HISTORICAL SOCIETY?
The employer identification number (EIN) of STAMFORD HISTORICAL SOCIETY is 14-1833668.
Is STAMFORD HISTORICAL SOCIETY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2001.
Are donations to STAMFORD HISTORICAL SOCIETY tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does STAMFORD HISTORICAL SOCIETY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of STAMFORD HISTORICAL SOCIETY due?
The return for tax year 2026 (the year ending March 31, 2027) is due August 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did STAMFORD HISTORICAL SOCIETY last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended March 31, 2026.
Who is the principal officer of STAMFORD HISTORICAL SOCIETY?
The 990-N for 2025 names TERESA BRADSHAW.

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