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WELCOME TO MONROE COUNTY, ILLINOIS

Road Closure Announcements

  • Replacement of the culvert on Baum Road/Maeystown Bypass just north of the Maeystown Firehouse will begin on Tuesday, May 27th.  The road will remain open under a 1-lane, signalized condition.  Short term closures can be expected. Construction is expected to take 1 month.  Please use extra caution when traveling this road at this time.
  • Wiegand Road will be closed at its intersection with IL Route 159 beginning Thursday, May 29th and lasting approximately 2 weeks.

Monroe/Randolph County Enterprise Zone 2024

The new 2024 information is accessible by clicking this link.


GIS MAPS AND APPS

GIS has created some new user friendly maps/apps.  Click the link above to check them out.

 

Welcome to Monroe County, Illinois

The lush rolling hills and fertile farmland in Monroe County make it a wonderful location to raise a family. With a population of just under 34,000, it boasts numerous picturesque communities including the larger towns of Columbia, Waterloo (county seat), Valmeyer, Hecker, as well as other smaller quaint villages such as Maeystown and Fults.

Founded in 1816 and named for James Monroe, Monroe County is located in Southwest Illinois and is bordered on the west by the Mississippi river. Geographically the county is located just 11 miles to the south east of St. Louis Missouri.

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Featured Upcoming Events Shown Below

To view full calendar events visit our Events page.