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.
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.