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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 59-2017619

HISTORICAL PRESERVATION SOCIETY OF THE UPPER KEYS INC

Tax-exempt · ISLAMORADA, FL 33036

Address and contacts

Address (IRS master file)
75995 OVERSEAS HWY, ISLAMORADA, FL 33036-4019
In care of
% TREASURER
Mailing address (990-N for 2025)
75995 OVERSEAS HWY, ISLAMORADA FL 330364019
Principal officer (990-N for 2025)
Sally E Bauer, 75995 Overseas Hwy, Islamorada FL 33036

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 May, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025May 31, 2026October 15, 2026990-N on file
2024May 31, 2025October 15, 2025990-N on file
2023May 31, 2024October 15, 2024990-N on file

File the 2026 990-N for HISTORICAL PRESERVATION SOCIETY OF THE UPPER KEYS INC

Due October 15, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
59-2017619
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
1980
Accounting year ends
May
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Sally E Bauer
May 31, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Sally Bauer
May 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Sally E Bauer
May 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Sally Bauer
May 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Sally E Bauer
May 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Sally Bauer
May 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 59-2017619).

Questions about HISTORICAL PRESERVATION SOCIETY OF THE UPPER KEYS INC

What is the EIN of HISTORICAL PRESERVATION SOCIETY OF THE UPPER KEYS INC?
The employer identification number (EIN) of HISTORICAL PRESERVATION SOCIETY OF THE UPPER KEYS INC is 59-2017619.
Is HISTORICAL PRESERVATION SOCIETY OF THE UPPER KEYS INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1980.
Are donations to HISTORICAL PRESERVATION SOCIETY OF THE UPPER KEYS INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does HISTORICAL PRESERVATION SOCIETY OF THE UPPER KEYS INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of HISTORICAL PRESERVATION SOCIETY OF THE UPPER KEYS INC due?
The return for tax year 2026 (the year ending May 31, 2027) is due October 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did HISTORICAL PRESERVATION SOCIETY OF THE UPPER KEYS INC last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended May 31, 2026.
Who is the principal officer of HISTORICAL PRESERVATION SOCIETY OF THE UPPER KEYS INC?
The 990-N for 2025 names Sally E Bauer.

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