In 2020, New Castle County, DE had a population of 558k people with a median age of 38.7 and a median household income of $75,275. Between 2019 and 2020 the population of New Castle County, DE grew from 556,165 to 558,306, a 0.385% increase and its median household income grew from $73,892 to $75,275, a 1.87% increase.
The 5 largest ethnic groups in New Castle County, DE are White (Non-Hispanic) (56.4%), Black or African American (Non-Hispanic) (24.7%), White (Hispanic) (6.16%), Asian (Non-Hispanic) (5.68%), and Two+ (Non-Hispanic) (2.53%).
None of the households in New Castle County, DE reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
94.6% of the residents in New Castle County, DE are U.S. citizens.
The largest universities in New Castle County, DE are University of Delaware (6,312 degrees awarded in 2021), Wilmington University (3,857 degrees), and Dawn Career Institute LLC (130873) (483 degrees).
In 2020, the median property value in New Castle County, DE was $266,500, and the homeownership rate was 67.9%.
Most people in New Castle County, DE drove alone to work, and the average commute time was 26 minutes. The average car ownership in New Castle County, DE was 2 cars per household.