New Martinsville, WV
New Martinsville is a city in Wetzel County, West Virginia, United States, along the Ohio River. The population was 5,984 at the 2000 census. It is the county seat of Wetzel County.
New Martinsville is located at 39°39′27″N 80°51′34″W / 39.6575°N 80.85944°W / 39.6575; -80.85944 (39.657465, -80.859504).
According to the United States Census Bureau, the city has a total area of 2.8 square miles (7.2 km²), all of it land.