North Topsail Beach, NC has a population of 1,104 and is the 14,534th largest city in the United States. The population density is 178 per sq mi which is 2% lower than the North Carolina average and 96% higher than the national average. The median age in North Topsail Beach is 46 which is approximately 20% higher than the North Carolina average of 38. In North Topsail Beach, 63% of the population over 15 years of age are married, 94% speak English and 2% speak Spanish. 33% of North Topsail Beach residents were born in North Carolina, 61% were born out of state, 2% were born outside of the United States and 4% were foreign born.