South Rosemary, NC has a population of 2,836 and is the 9,097th largest city in the United States. The population density is 463 per sq mi which is 156% higher than the North Carolina average and 412% higher than the national average. The median age in South Rosemary is 45 which is approximately 17% higher than the North Carolina average of 38. In South Rosemary, 61% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 82% of South Rosemary residents were born in North Carolina, 18% were born out of state, 0% were born outside of the United States and 0% were foreign born.