Blakely, GA has a population of 4,787 and is the 6,657th largest city in the United States. The population density is 273 per sq mi which is 63% higher than the Georgia average and 201% higher than the national average. The median age in Blakely is 32 which is approximately 12% lower than the Georgia average of 36. In Blakely, 42% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 82% of Blakely residents were born in Georgia, 15% were born out of state, 0% were born outside of the United States and 3% were foreign born.