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Business for Sale | New Castle County, Delaware

Discover business opportunities, in or around New Castle County, with well-established brands, who are looking for people like you to help them grow.

As of the 2010 United States Census, New Castle County, located in the First State, had a total population of 545,846 people.

City Statistics and Other Information About New Castle County


From a total population of 545,846, New Castle County has a median age of 37.3. The average age of males, in New Castle County, is 35.9 while the average age of females is 38.6. When you compare this to median age of Delaware, New Castle County is 1.8 years younger.


The median income of individuals, in New Castle County, is $32,616 while the average household income is $64,857. When comparing the median income of people living in New Castle County to the rest of Delaware, the average income in New Castle County is $2,425 more.

Additional Information