Waldo is a town in Talladega County, Alabama, United States. It incorporated in 1972. At the 2020 census, the population was 258. Waldo is located at 33°23′37″N 86°1′58″W / 33.39361°N 86.03278°W. The town is located along Alabama State Route 77 in the east central part of the state. AL-77 leads north 7 mi to Talladega, the county seat, and sout…Waldo is a town in Talladega County, Alabama, United States. It incorporated in 1972. At the 2020 census, the population was 258. Waldo is located at 33°23′37″N 86°1′58″W / 33.39361°N 86.03278°W. The town is located along Alabama State Route 77 in the east central part of the state. AL-77 leads north 7 mi to Talladega, the county seat, and southeast 18 mi to Ashland.