Some of the cities, towns, and places in Montgomery County are Audubon Township, Bois D'Arc Township, Butler, Butler Grove Township, Chapman, Coalton, Coffeen, Donnellson, East Fork Township, Farmersville, Fillmore, Fillmore Township, Grisham Township, Harvel, Harvel Township, Hillsboro, Hillsboro Township, Honey Bend, Irving, Irving Township, Litchfield, Nokomis, Nokomis Township, North Litchfield Township, Ohlman, Panama, Pitman Township, Raymond, Raymond Township, Rountree Township, Schram City, South Fillmore Township, South Litchfield Township, Taylor Springs, Van Burensburg, Waggoner, Walshville, Walshville Township, Wenonah, Witt, Witt Township, Zanesville, Zanesville Township, Zenobia
Montgomery County is a county located in the U.S. state of Illinois. According to the 2020 census, it had a population of 28,288. Its county seat is Hillsboro.