Pine Ridge is a town in DeKalb County, Alabama, United States. It incorporated in 1982. At the 2020 census, the population was 263. Pine Ridge is located near the geographic center of DeKalb County at 34°26′45″N 85°46′45″W / 34.44583°N 85.77917°W. It is bordered to the east by the city of Fort Payne, the county seat, and to the northwest …Pine Ridge is a town in DeKalb County, Alabama, United States. It incorporated in 1982. At the 2020 census, the population was 263. Pine Ridge is located near the geographic center of DeKalb County at 34°26′45″N 85°46′45″W / 34.44583°N 85.77917°W. It is bordered to the east by the city of Fort Payne, the county seat, and to the northwest by the city of Rainsville.