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Peoria County, IL | Official Website. Agendas & Minutes. GIS DATA & MAPS. PROPERTY TAX INFO. Pay My Bill. JOBS. Report a Concern. Latest News and Events. Stay up to date with us. Join the Joint Commission on Racial Justice and Equity.
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.
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Known as the Heart of Illinois, Peoria County is at the center of a multi-county region along the Illinois River. It has a population of 181,830 (census 2020). Peoria County encompasses 629 square miles, running 32 miles north/south and 28 miles east/west.
Peoria (⫽ p i ˈ ɔːr i ə ⫽ pee-OR-ee-ə) is a city in and county seat of Peoria County, Illinois, United States. Located on the Illinois River, the city had a population of 113,150 as of the 2020 census.
Jul 1, 2023 · Peoria County, Illinois. QuickFacts provides statistics for all states and counties. Also for cities and towns with a population of 5,000 or more.
Peoria County is located in the U.S. state of Illinois. The 2020 United States Census listed its population at 181,830. The County Seat is Peoria. Peoria County Government Website.
Display Sources. Peoria County, Illinois has 618.7 square miles of land area and is the 32nd largest county in Illinois by total area.
In 2022, Peoria County, IL had a population of 181k people with a median age of 38.1 and a median household income of $63,409. Between 2021 and 2022 the population of Peoria County, IL declined from 182,439 to 181,186, a −0.687% decrease and its median household income grew from $58,426 to $63,409, a 8.53% increase.
