Oak Hill, FL has a population of 1,866 and is the 11,433rd largest city in the United States. The population density is 275 per sq mi which is 6% lower than the Florida average and 204% higher than the national average. The median age in Oak Hill is 51 which is approximately 23% higher than the Florida average of 42. In Oak Hill, 67% of the population over 15 years of age are married, 97% speak English and 2% speak Spanish. 49% of Oak Hill residents were born in Florida, 46% were born out of state, 2% were born outside of the United States and 3% were foreign born.