Bridgeport is a city in eastern Harrison County, West Virginia, United States. The population was 9,325 at the 2020 census. It is part of the Clarksburg micropolitan area in North Central West Virginia. Bridgeport had its beginning in pre-American Revolutionary War times. In 1764, John Simpson entered the area and gave his name to Simpson Creek. Bridgeport was chartered in 1816.

The Northwestern Turnpike is a historic road in West Virginia, important for being historically one of the major roads crossing the Appalachians, financed by the Virginia Board of Public Works in the 1830s. In modern times, west of Winchester, Virginia, U.S. Route 50 follows the path of the Northwestern Turnpike into West Virginia, whose major Corridor D project follows the western section of the original Northwestern Turnpike.