Wilmington, DE has a population of 71,502 and is the 506th largest city in the United States. The population density is 6,557 per sq mi which is 1680% higher than the Delaware average and 7138% higher than the national average. The median age in Wilmington is 35 which is approximately 11% lower than the Delaware average of 40. In Wilmington, 32% of the population over 15 years of age are married, 88% speak English and 10% speak Spanish. 59% of Wilmington residents were born in Delaware, 32% were born out of state, 3% were born outside of the United States and 6% were foreign born.
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The population density in Wilmington is 1680% higher than Delaware.
The median age in Wilmington is 11% lower than Delaware.
In Wilmington 33.82% of the population is White.
In Wilmington 57.67% of the population is Black or African American.