Bainbridge, GA has a population of 12,492 and is the 3,305th largest city in the United States. The population density is 664 per sq mi which is 298% higher than the Georgia average and 633% higher than the national average. The median age in Bainbridge is 34 which is approximately 5% lower than the Georgia average of 36. In Bainbridge, 46% of the population over 15 years of age are married, 97% speak English and 2% speak Spanish. 78% of Bainbridge residents were born in Georgia, 20% were born out of state, 0% were born outside of the United States and 2% were foreign born.