Alston is a town in Montgomery County, Georgia, United States, with a population of 159 at the 2010 census. It is part of the Vidalia Micropolitan Statistical Area.Alston is located at 32°04′49″N 82°28′42″W / 32.080405°N 82.478460°W / 32.080405; -82.478460.According to the United States Census Bureau, the town has a total area of 2.9 square miles, all land.As of the census of 2000, there were 159 people, 63 households, and 44 families residing in the town. The population density was 55.5 people per square mile. There were 72 housing units at an average density of 25.2 per square mile. The racial makeup of the town was 86.79% White and 13.21% African American.There were 63 households out of which 31.7% had children under the age of 18 living with them, 58.7% were married couples living together, 7.9% had a female householder with no husband present, and 28.6% were non-families. 25.4% of all households were made up of individuals and 17.