Light Oak, NC has a population of 837 and is the 16,291st largest city in the United States. The population density is 582 per sq mi which is 222% higher than the North Carolina average and 543% higher than the national average. The median age in Light Oak is 44 which is approximately 14% higher than the North Carolina average of 38. In Light Oak, 56% of the population over 15 years of age are married, 98% speak English and 0% speak Spanish. 79% of Light Oak residents were born in North Carolina, 19% were born out of state, 0% were born outside of the United States and 2% were foreign born.