Lake Murray of Richland, SC has a population of 5,798 and is the 5,880th largest city in the United States. The population density is 1,042 per sq mi which is 606% higher than the South Carolina average and 1050% higher than the national average. The median age in Lake Murray of Richland is 46 which is approximately 19% higher than the South Carolina average of 39. In Lake Murray of Richland, 75% of the population over 15 years of age are married, 95% speak English and 1% speak Spanish. 54% of Lake Murray of Richland residents were born in South Carolina, 41% were born out of state, 1% were born outside of the United States and 4% were foreign born.