Bethlehem, GA has a population of 782 and is the 16,758th largest city in the United States. The population density is 314 per sq mi which is 88% higher than the Georgia average and 246% higher than the national average. The median age in Bethlehem is 36 which is approximately equal to the Georgia average of 36. In Bethlehem, 62% of the population over 15 years of age are married, 77% speak English and 21% speak Spanish. 58% of Bethlehem residents were born in Georgia, 25% were born out of state, 1% were born outside of the United States and 16% were foreign born.