Fair Oaks, GA has a population of 9,974 and is the 3,947th largest city in the United States. The population density is 5,070 per sq mi which is 2937% higher than the Georgia average and 5496% higher than the national average. The median age in Fair Oaks is 29 which is approximately 20% lower than the Georgia average of 36. In Fair Oaks, 36% of the population over 15 years of age are married, 47% speak English and 51% speak Spanish. 38% of Fair Oaks residents were born in Georgia, 27% were born out of state, 1% were born outside of the United States and 34% were foreign born.