Olga, FL has a population of 2,239 and is the 10,406th largest city in the United States. The population density is 531 per sq mi which is 81% higher than the Florida average and 486% higher than the national average. The median age in Olga is 41 which is approximately 2% lower than the Florida average of 42. In Olga, 60% of the population over 15 years of age are married, 94% speak English and 1% speak Spanish. 38% of Olga residents were born in Florida, 54% were born out of state, 1% were born outside of the United States and 6% were foreign born.