South Daytona, FL has a population of 12,470 and is the 3,313th largest city in the United States. The population density is 3,357 per sq mi which is 1043% higher than the Florida average and 3605% higher than the national average. The median age in South Daytona is 44 which is approximately 6% higher than the Florida average of 42. In South Daytona, 48% of the population over 15 years of age are married, 94% speak English and 2% speak Spanish. 37% of South Daytona residents were born in Florida, 57% were born out of state, 1% were born outside of the United States and 5% were foreign born.