Youngstown is a city in Ohio (OH), United States
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.