New Castle County, DE has a population of 556,987 people with a median age of 38.5 and a median household income of $67,274. Between 2015 and 2016 the population of New Castle County, DE grew from 556,779 to 556,987, a 0.04% increase and its median household income grew from $66,256 to $67,274, a 1.54% increase.
The population of New Castle County, DE is 58.2% White, 24% Black, and 9.8% Hispanic. 14% of the people in New Castle County, DE speak a non-English language, and 94.5% are U.S. citizens.
The largest universities in New Castle County, DE are University of Delaware, with 5,990 graduates, Wilmington University, with 3,794 graduates, and Goldey-Beacom College, with 567 graduates.
The median property value in New Castle County, DE is $253,000, and the homeownership rate is 66.9%. Most people in New Castle County, DE commute by Drove Alone, and the average commute time is 24.8 minutes. The average car ownership in New Castle County, DE is 2 cars per household.
New Castle County, DE is the 1st most populated county in Delaware and borders Kent County, DE; Cecil County, MD; Kent County, MD; Gloucester County, NJ; Salem County, NJ; Chester County, PA; Delaware County, PA& 2 more.