Youngstown is a city in Mahoning County, Ohio, United States, and the county seat (a small portion of the city is in Trumbull County). The population was 60,068 at the 2020 census, and was estimated at 59,123 in 2024, making it the eleventh-most populous city in Ohio. The Mahoning Valley metropolitan area had an estimated 426,086 residents in 2024. Youngstown is situated on the Mahoning River in Northeast Ohio, roughly midway between Cleveland (60 miles (97 km) northwest) and Pittsburgh (60 miles (97 km) southeast).
Youngstown is a midwestern city located on the Glaciated Allegheny Plateau. It was named for pioneer John Young, who settled the city in 1797 and established its first sawmill and gristmill along the Mahoning River. It was an early industrial city of the late 19th and early 20th centuries and became known as a center of steel production. With the movement of steelmaking jobs offshore as the industry contracted in the 1970s, the city became exemplary of the Rust Belt.