Prairietown is an unincorporated community and census-designated place (CDP) in Madison County, Illinois, United States. As of the 2020 census, it had a population of 153. It is part of the Metro East region of Greater St. Louis.

Geography

Prairietown is in northern Madison County, 8 mi southwest of Staunton, 17 mi east-northeast of Alton, and 33 mi northeast of St. Louis. According to the U.S. Census Bureau, Prairietown has an area of 0.19 sqmi, all land. It drains to the west toward Joulters Creek and to the east toward Sherry Creek, both south-flowing tributaries of Cahokia Creek, which runs southwest to the Mississippi River.

Demographics

Prairietown first appeared as a census designated place in the 2020 U.S. Census.