Shelby County
County in Illinois
Shelby County is a county located in the U.S. state of Illinois. According to the 2020 census, it had a population of 20,990. Its county seat is Shelbyville. Wikipedia
Cities: Shelbyville, Tower Hill, Findlay, and more
Population: 20,761 (2022)
County seat: Shelbyville
Area: 768 mi²
Congressional district: 15th
Founded: 1827
Named for: Isaac Shelby