Warrenton, GA has a population of 2,062 and is the 10,843rd largest city in the United States. The population density is 1,084 per sq mi which is 550% higher than the Georgia average and 1097% higher than the national average. The median age in Warrenton is 36 which is approximately 1% lower than the Georgia average of 36. In Warrenton, 39% of the population over 15 years of age are married, 98% speak English and 0% speak Spanish. 91% of Warrenton residents were born in Georgia, 7% were born out of state, 0% were born outside of the United States and 2% were foreign born.