Wilmington

County:: New Castle County
County Seat:: Yes
Area (mi²):: 10.895
State:: Delaware

Wilmington is a city located in New Castle County, Delaware. Wilmington has a 2025 population of 72,233. It is also the county seat of New Castle County. Wilmington is currently growing at a rate of 0.39% annually and its population has increased by 1.97% since the most recent census, which recorded a population of 70,837 in 2020.

The average household income in Wilmington is $83,499 with a poverty rate of 23.21%. The median age in Wilmington is 37 years: 35.2 years for males, and 38.9 years for females.

Demographics

The racial composition of Wilmington includes 52.29% Black or African American, 32.37% White, 6.87% other race, and smaller percentages for Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Black or African American

White

Other race

Two or more races

Asian

Native American

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
Black or African American	37,194	52.29%
White	23,025	32.37%
Other race	4,887	6.87%
Two or more races	4,787	6.73%
Asian	1,148	1.61%
Native American	62	0.09%
Native Hawaiian or Pacific Islander	21	0.03%

Wilmington Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Wilmington's average per capita income is $46,831. Household income levels show a median of $55,269. The poverty rate stands at 23.21%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$115,397	-
Families	$71,878	$108,169
Households	$55,269	$83,499
Non Families	$42,096	$59,942

$46,831

Average Income

$55,269

Median Household Income

23.21%

Poverty Rate