Pekin is located in, and is the county seat of, Tazewell County, Illinois, United States. It is located along the Illinois River in Central Illinois. The population was 31,731 at the 2020 census. Peki
Tazewell County Courthouse
Chief Shabbona of the Potawatomi tribe, taken in 1859
Statue of Senator Everett Dirksen in Mineral Springs Park
Peoria County is located in the U.S. state of Illinois. The 2020 United States census listed its population at 181,830. Its county seat is Peoria. Peoria County is part of the Peoria metropolitan area