Tazewell County, Illinois
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Tazewell County is located in the U.S. state of Illinois. According to the 2020 census, it had a population of 131,343. Its county seat and largest city is Pekin.
Tazewell County Courthouse in Pekin
Peoria County, Illinois
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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
Tazewell County, Illinois
…is part of the Peoria metropolitan area. The majority of the population lives along the county's western border. Tazewell County was formed out of Peoria County in 1827. The consensus appears to be that it was named in honor of Littleton Tazewell, who served in the U.S. Senate, and who became Governor of Virginia…
Peoria County Courthouse