Dublin is a town in Pulaski County, Virginia, United States. The population was 2,682 as of the 2020 Decennial Census. It is part of the Blacksburg–Christiansburg Metropolitan Statistical Area. The town was named after Dublin in Ireland. A local legend says that the town was named after New Dublin Presbyterian Church, which was in turn nam…Dublin is a town in Pulaski County, Virginia, United States. The population was 2,682 as of the 2020 Decennial Census. It is part of the Blacksburg–Christiansburg Metropolitan Statistical Area. The town was named after Dublin in Ireland. A local legend says that the town was named after New Dublin Presbyterian Church, which was in turn named after Dublin, Ireland.