What is the population of DeKalb County, IL?
DeKalb County in Illinois has a population of 100,512, per Census ACS 5-Year estimates. The median household income is $69,022 and the median age is 32.6.
Context
Counties are the primary administrative subdivisions of states and a stable unit for tracking population. DeKalb County's population reflects everyone within county lines, including residents of incorporated cities and unincorporated areas.
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DeKalb County in Illinois has a population of 100,512, per Census ACS 5-Year estimates. The median household income is $69,022 and the median age is 32.6.