Skip to main content
IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 37-6085906

HISTORICAL SOCIETY OF MONTGOMERY COUNTY

Tax-exempt (reinstated) · HILLSBORO, IL 62049

Address and contacts

Address (IRS master file)
305 S BROAD ST, HILLSBORO, IL 62049-1220
In care of
% CAROL CALVERT
Mailing address (990-N for 2025)
305 S BROAD ST, HILLSBORO IL 62049
Principal officer (990-N for 2025)
LINDA ZIMMER, 9 ARTS LANE, Hillsboro IL 62049

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

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

File the 2026 990-N for HISTORICAL SOCIETY OF MONTGOMERY COUNTY

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
37-6085906
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
2020
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Revocation and reinstatement

Exemption revoked
May 15, 2017
Posted by the IRS
August 16, 2017
Reinstated
Effective May 15, 2017

From the IRS automatic revocation list: organizations that did not file a required return or e-Postcard for three consecutive years.

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: LINDA ZIMMER
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: LINDA ZIMMER
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: JANET CARLYLE
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: JANET CARLYLE
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: JANET CARLYLE
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: JANET CARLYLE
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: JANET CARLYLE
December 31, 2019≤ $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 37-6085906).

Questions about HISTORICAL SOCIETY OF MONTGOMERY COUNTY

What is the EIN of HISTORICAL SOCIETY OF MONTGOMERY COUNTY?
The employer identification number (EIN) of HISTORICAL SOCIETY OF MONTGOMERY COUNTY is 37-6085906.
Is HISTORICAL SOCIETY OF MONTGOMERY COUNTY tax-exempt?
Yes. The IRS revoked its exemption on May 15, 2017 and reinstated it effective May 15, 2017.
Are donations to HISTORICAL SOCIETY OF MONTGOMERY COUNTY tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does HISTORICAL SOCIETY OF MONTGOMERY COUNTY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of HISTORICAL SOCIETY OF MONTGOMERY COUNTY due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did HISTORICAL SOCIETY OF MONTGOMERY COUNTY last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
Who is the principal officer of HISTORICAL SOCIETY OF MONTGOMERY COUNTY?
The 990-N for 2025 names LINDA ZIMMER.

Other nonprofits in HILLSBORO

All nonprofits in HILLSBORO · Illinois · Arts, culture and humanities