Carolina, AL has a population of 308 and is the 22,363rd largest city in the United States. The population density is 278 per sq mi which is 202% higher than the Alabama average and 207% higher than the national average. The median age in Carolina is 38 which is approximately 2% lower than the Alabama average of 39. In Carolina, 80% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 73% of Carolina residents were born in Alabama, 27% were born out of state, 0% were born outside of the United States and 0% were foreign born.