TaTIhttp://www.monroecountyil.gov
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Kevin Koenigstein Appointed 2008 Elected 2010 Republican Phone: (618) 939-8681 ext 213 Software: Fike & Fike Population: 33,722 Zone: I
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Welcome to Monroe County, Illinois. |
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Hopefully, the 2025 Monroe County real estate tax bills that are payable in 2026 will be mailed in July of 2026. The first installment will probably be due on September 18, 2026 and the second installment will probably be due on November 6, 2026. Previous tax bills are available on-line at www.monroecountyil.gov. The tax sale date will be scheduled for January 14, 2027 for unpaid taxes. |
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Office Hours:
Holiday Closings: Good Friday - April 3, 2026 Memorial Day - May 25, 2026
Due Dates for 2025 taxes payable in 2026 1st Installment - September 18, 2026 2nd Installment - November 6, 2026 Tax Sale Date - January 14, 2027
Tax Software: Fike and Fike Contact Information:
Our Location:Monroe County Treasurer’s Office 100 S. Main Waterloo, IL 62298
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