Branchville is a town in Southampton County, Virginia, United States, and the home of Faith United Christian Center. The population was 123 at the 2000 census.Branchville is located at 36°34′9″N 77°14′56″W / 36.56917°N 77.24889°W / 36.56917; -77.24889.According to the United States Census Bureau, the town has a total area of 0.4 square miles, all of it land.As of the census of 2000, there were 123 people, 50 households, and 36 families residing in the town. The population density was 281.9 people per square mile. There were 56 housing units at an average density of 128.4 per square mile. The racial makeup of the town was 67.48% White, 30.89% African American, 0.81% Asian, and 0.81% from two or more races.There were 50 households out of which 32.0% had children under the age of 18 living with them, 52.0% were married couples living together, 20.0% had a female householder with no husband present, and 28.0% were non-families. 26.0% of all households were made up of individuals and 24.