Leslie, GA has a population of 435 and is the 20,398th largest city in the United States. The population density is 246 per sq mi which is 47% higher than the Georgia average and 171% higher than the national average. The median age in Leslie is 39 which is approximately 6% higher than the Georgia average of 36. In Leslie, 58% of the population over 15 years of age are married, 77% speak English and 20% speak Spanish. 79% of Leslie residents were born in Georgia, 12% were born out of state, 0% were born outside of the United States and 9% were foreign born.