Morgantown is a city and the county seat of Monongalia County, West Virginia, United States. It lies along the Monongahela River near the state border with Pennsylvania. With a population of 30,347 at the 2020 census, Morgantown is the third-most populous city in West Virginia. The city is a principal center of north-central West Virginia and anchors the broader Morgantown metropolitan area, which has an estimated population of 140,000. Morgantown is home to West Virginia University, the state's flagship public research university.