Braxton County is a county in the central part of the U.S. state of West Virginia. As of the 2020 census, the population was 12,447. The county seat is Sutton. The county was formed in 1836 from parts of Lewis, Kanawha, and Nicholas counties and named for Carter Braxton, a Virginia statesman and signer of the Declaration of Independence.

Sutton is a town in Braxton County, West Virginia, United States. The population was 876 at the 2020 census. It is the county seat of Braxton County. Sutton is situated at a center of transportation in West Virginia. Interstate 79, a major north–south route, connects with Appalachian Corridor L, another significant north–south route, passes several miles south of town.