Sunset Beach, NC has a population of 3,762 and is the 7,720th largest city in the United States. The population density is 555 per sq mi which is 207% higher than the North Carolina average and 513% higher than the national average. The median age in Sunset Beach is 68 which is approximately 76% higher than the North Carolina average of 38. In Sunset Beach, 81% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 19% of Sunset Beach residents were born in North Carolina, 79% were born out of state, 0% were born outside of the United States and 2% were foreign born.