Baxley is a city in Appling County, Georgia, United States. As of the 2020 census, the city had a population of 4,942. The city is the county sea…Baxley is a city in Appling County, Georgia, United States. As of the 2020 census, the city had a population of 4,942. The city is the county seat of Appling County. Baxley was first settled as a result of the Macon and Brunswick Railroad being built through Appling County in 1870. Originally, it was a railroad depot known as Station Number 7, but soon was named Baxley. Baxley incorporated in 1875.