NEW CASTLE COUNTY
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New Castle County, Delaware is located in the northern part of Delaware and is the state’s most populous county, with a 2023 population of about 573,030. The county seat is Wilmington. The local economy is diverse, with major employment sectors including health care, retail trade, and finance and insurance. Median household income as of 2023 is around $89,901, and the median property value is approximately $329,800. Homeownership rate sits at roughly 68.5%, and the average commute time for workers is about 25.4 minutes.