Columbus, NC has a population of 1,349 and is the 13,325th largest city in the United States. The population density is 379 per sq mi which is 109% higher than the North Carolina average and 319% higher than the national average. The median age in Columbus is 34 which is approximately 11% lower than the North Carolina average of 38. In Columbus, 55% of the population over 15 years of age are married, 85% speak English and 13% speak Spanish. 47% of Columbus residents were born in North Carolina, 44% were born out of state, 1% were born outside of the United States and 8% were foreign born.