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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 36-3435594

FRIENDS OF THE HILLSIDE PUBLIC LIBRARY

Tax-exempt · HILLSIDE, IL 60162

Address and contacts

Address (IRS master file)
405 N HILLSIDE AVE, HILLSIDE, IL 60162-1215
In care of
% HILLSIDE PUBLIC LIBRARY
Mailing address (990-N for 2025)
405 Hillside Avenue, Hillside IL 60162
Principal officer (990-N for 2025)
Kelly Mathieu, 436 Maple Lane, Hillside IL 60162

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

Tax yearYear endedDueIRS public records
2025August 31, 2026January 15, 2027990-N on file
2024August 31, 2025January 15, 2026990-N on file
2023August 31, 2024January 15, 2025990-N on file

File the 2026 990-N for FRIENDS OF THE HILLSIDE PUBLIC LIBRARY

Due January 18, 2028 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
36-3435594
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1990
Accounting year ends
August
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Kelly Mathieu
August 31, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Kelly Mathieu
August 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Kelly Mathieu
August 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Kelly Mathieu
August 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Kelly Mathieu
August 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Kelly Mathieu
August 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: Kelly Mathieu
August 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 36-3435594).

Questions about FRIENDS OF THE HILLSIDE PUBLIC LIBRARY

What is the EIN of FRIENDS OF THE HILLSIDE PUBLIC LIBRARY?
The employer identification number (EIN) of FRIENDS OF THE HILLSIDE PUBLIC LIBRARY is 36-3435594.
Is FRIENDS OF THE HILLSIDE PUBLIC LIBRARY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1990.
Are donations to FRIENDS OF THE HILLSIDE PUBLIC LIBRARY tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does FRIENDS OF THE HILLSIDE PUBLIC LIBRARY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of FRIENDS OF THE HILLSIDE PUBLIC LIBRARY due?
The return for tax year 2026 (the year ending August 31, 2027) is due January 18, 2028. Form 8868 extends it by six months; the 990-N cannot be extended.
When did FRIENDS OF THE HILLSIDE PUBLIC LIBRARY last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended August 31, 2026.
Who is the principal officer of FRIENDS OF THE HILLSIDE PUBLIC LIBRARY?
The 990-N for 2025 names Kelly Mathieu.

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