What is the population of Peoria County, IL?
Peoria County in Illinois has a population of 179,831, per Census ACS 5-Year estimates. The median household income is $64,938 and the median age is 38.1.
Context
Counties are the primary administrative subdivisions of states and a stable unit for tracking population. Peoria County's population reflects everyone within county lines, including residents of incorporated cities and unincorporated areas.
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Peoria County in Illinois has a population of 179,831, per Census ACS 5-Year estimates. The median household income is $64,938 and the median age is 38.1.