Peterstown is a town in Monroe County, West Virginia, United States.

[2] The town was named after Christian Peters, a pioneer settler.

[6] According to the United States Census Bureau, the town has a total area of 0.32 square miles (0.83 km2), all land.

There were 333 housing units at an average density of 1,040.6 per square mile (401.8/km2).

At the 2000 census there were 499 people, 253 households, and 138 families living in the town.

There were 276 housing units at an average density of 872.0 per square mile (333.0/km2).