Big Rock is an

unincorporated community An unincorporated area is a region that is not governed by a local municipal corporation. Widespread unincorporated communities and areas are a distinguishing feature of the United States and Canada. Most other countries of the world either have ...

and

census-designated place A census-designated place (CDP) is a concentration of population defined by the United States Census Bureau for statistical purposes only. CDPs have been used in each decennial census since 1980 as the counterparts of incorporated places, such ...

(CDP)in

Buchanan County, Virginia Buchanan County () is a United States county in far western Virginia, the only county in the state to border both West Virginia and Kentucky. The county is part of the Southwest Virginia region and lies in the rugged Appalachian Plateau porti ...

located at the convergence of County Route 650 and

U.S. Route 460 U.S. Route 460 (US 460) is a spur route of U.S. Route 60. It currently runs for 655 miles (1,054 km) from Norfolk, Virginia, at its parent route U.S. Route 60 at Ocean View to Frankfort, Kentucky, intersecting its parent route once ...

, a short distance from the

Kentucky Kentucky ( , ), officially the Commonwealth of Kentucky, is a state in the Southeastern region of the United States and one of the states of the Upper South. It borders Illinois, Indiana, and Ohio to the north; West Virginia and Virginia to ...

state line. It was first listed as a CDP in the 2020 census with a population of 199. A post office was established at Big Rock in 1854. The boulder from which the community likely took its name was destroyed in the 1930s by the building of the railroad.

References

Census-designated places in Buchanan County, Virginia Census-designated places in Virginia Unincorporated communities in Buchanan County, Virginia Unincorporated communities in Virginia Coal towns in Virginia {{BuchananCountyVA-geo-stub