Wilmington, NC has a population of 113,724 and is the 247th largest city in the United States. The population density is 2,201 per sq mi which is 1116% higher than the North Carolina average and 2329% higher than the national average. The median age in Wilmington is 35 which is approximately 8% lower than the North Carolina average of 38. In Wilmington, 45% of the population over 15 years of age are married, 92% speak English and 5% speak Spanish. 52% of Wilmington residents were born in North Carolina, 41% were born out of state, 1% were born outside of the United States and 6% were foreign born.