Blountstown, FL has a population of 2,504 and is the 9,850th largest city in the United States. The population density is 790 per sq mi which is 169% higher than the Florida average and 772% higher than the national average. The median age in Blountstown is 44 which is approximately 5% higher than the Florida average of 42. In Blountstown, 56% of the population over 15 years of age are married, 97% speak English and 1% speak Spanish. 69% of Blountstown residents were born in Florida, 27% were born out of state, 1% were born outside of the United States and 2% were foreign born.