Swansboro, NC has a population of 3,046 and is the 8,736th largest city in the United States. The population density is 1,448 per sq mi which is 700% higher than the North Carolina average and 1498% higher than the national average. The median age in Swansboro is 38 which is approximately 1% lower than the North Carolina average of 38. In Swansboro, 55% of the population over 15 years of age are married, 90% speak English and 3% speak Spanish. 37% of Swansboro residents were born in North Carolina, 54% were born out of state, 2% were born outside of the United States and 7% were foreign born.