Brown County is a county located in the U.S. state of Illinois. As of the 2020 census, the population was 6,244. Its county seat is Mount Sterling.
Brown County Courthouse in Mount Sterling
Schuyler County, Illinois
Schuyler County is a county in the U.S. state of Illinois. According to the 2020 census, it had a population of 6,902. Its county seat is Rushville.
Schuyler County Courthouse, Rushville