What is the population of Rock County, WI?
Rock County in Wisconsin has a population of 163,944, per Census ACS 5-Year estimates. The median household income is $74,390 and the median age is 40.1.
Context
Counties are the primary administrative subdivisions of states and a stable unit for tracking population. Rock County's population reflects everyone within county lines, including residents of incorporated cities and unincorporated areas.
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Rock County in Wisconsin has a population of 163,944, per Census ACS 5-Year estimates. The median household income is $74,390 and the median age is 40.1.