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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 88-2973634

ADENA HISTORICAL SOCIETY

Also known as DBA THE ADENA MUSEUM

Tax-exempt · ADENA, OH 43901

Address and contacts

Address (IRS master file)
PO BOX 18, ADENA, OH 43901-0018
In care of
% RAYMOND J KONKOLESKI II
Mailing address (990-N for 2025)
PO Box 18, Adena OH 43901
Principal officer (990-N for 2025)
Raymond Konkoleski, PO Box 18, Adena OH 43901

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

Tax yearYear endedDueIRS public records
2025September 30, 2026February 15, 2027990-N on file
2024September 30, 2025February 16, 2026990-N on file
2023September 30, 2024February 17, 2025990-N on file

File the 2026 990-N for ADENA HISTORICAL SOCIETY

Due February 15, 2028 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
88-2973634
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
2022
Accounting year ends
September
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Raymond Konkoleski
September 30, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Raymond J Konkoleski II
September 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Raymond John Konkoleski
September 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Raymond John Konkoleski
September 30, 2023≤ $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 88-2973634).

Questions about ADENA HISTORICAL SOCIETY

What is the EIN of ADENA HISTORICAL SOCIETY?
The employer identification number (EIN) of ADENA HISTORICAL SOCIETY is 88-2973634.
Is ADENA HISTORICAL SOCIETY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2022.
Are donations to ADENA HISTORICAL SOCIETY tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does ADENA HISTORICAL SOCIETY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of ADENA HISTORICAL SOCIETY due?
The return for tax year 2026 (the year ending September 30, 2027) is due February 15, 2028. Form 8868 extends it by six months; the 990-N cannot be extended.
When did ADENA 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 September 30, 2026.
Who is the principal officer of ADENA HISTORICAL SOCIETY?
The 990-N for 2025 names Raymond Konkoleski.

Other nonprofits in ADENA

All nonprofits in ADENA · Ohio · Arts, culture and humanities