Branchville is a former town in St. Clair County, Alabama in the United States.

[2] According to the U.S. Census Bureau, the town has a total area of 3.1 square miles (8.0 km2), all land.

As of the census[4] of 2000, there were 825 people, 319 households, and 256 families residing in the town.

There were 345 housing units at an average density of 112.7 per square mile (43.5/km2).

18.2% of all households were made up of individuals, and 11.0% had someone living alone who was 65 years of age or older.