Youngstown is a city in and the county seat of Mahoning County in the U.S. state of Ohio, with small portions extending into Trumbull County. According to the 2010 Census, Youngstown had a city proper population of 66,982, while the Youngstown-Warren-Boardman, OH-PA Metropolitan Statistical Area it anchors contained 565,773 people in Mahoning and Trumbull counties in Ohio, and Mercer County in Pennsylvania.Youngstown is located on the Mahoning River, approximately 65 miles southeast of Cleveland and 61 miles northwest of Pittsburgh. Despite having its own media market, Youngstown is often included in commercial and cultural depictions of both Northeast Ohio as well as the Pittsburgh Tri-State Area due to these proximities. Youngstown lies 10 miles west of the Pennsylvania state line, midway between New York City and Chicago via Interstate 80.The city was named for John Young, an early settler from Whitestown, New York, who established the community's first sawmill and gristmill.