What is the population of Delaware County, PA?
Delaware County in Pennsylvania has a population of 576,195, per Census ACS 5-Year estimates. The median household income is $88,576 and the median age is 39.0.
Context
Counties are the primary administrative subdivisions of states and a stable unit for tracking population. Delaware County's population reflects everyone within county lines, including residents of incorporated cities and unincorporated areas.
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Delaware County in Pennsylvania has a population of 576,195, per Census ACS 5-Year estimates. The median household income is $88,576 and the median age is 39.0.