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Population Review

What is the population of McLean County, IL?

McLean County in Illinois has a population of 170,882, per Census ACS 5-Year estimates. The median household income is $78,329 and the median age is 34.2.

Context

Counties are the primary administrative subdivisions of states and a stable unit for tracking population. McLean County's population reflects everyone within county lines, including residents of incorporated cities and unincorporated areas.

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McLean County in Illinois has a population of 170,882, per Census ACS 5-Year estimates. The median household income is $78,329 and the median age is 34.2.