Mahoning Valley

Mahoning Valley
Youngstown–Warren, OH Metropolitan Statistical Area
Downtown Youngstown as viewed from Wean Park
Downtown Youngstown as viewed from Wean Park
Map of Youngstown–Warren–Salem, OH CSA


CountryUnited States
StateOhio
Largest cityYoungstown
Other citiesBoardman
Warren
Austintown
Niles
Salem
East Liverpool
Elevation
656–3,002 ft (200–915 m)
Population
 (2020)
 • Urban
320,901 (US: 127th)
 • Urban density1,638/sq mi (632.3/km2)
 • Metro
430,591 (US: 125th)
 • CSA
532,468 (US: 87th)
GDP
 • Metro$24.990 billion (2022)
Time zoneUTC−5 (EST)
 • Summer (DST)UTC−4 (EDT)
ZIP codes
4xxxx
Area codes330, 234
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The Youngstown–Warren, OH Metropolitan Statistical Area, typically known as the Mahoning Valley, is a metropolitan area in Northeast Ohio with Youngstown, Ohio, at its center. According to the U.S. Census Bureau, the metropolitan statistical area (MSA) includes Mahoning and Trumbull counties. As of the 2020 census, the region had a population of 430,591, making it the 125th-largest metro area in the country.

Taking its name from the Mahoning River, the area has a large commuter population that works in Cleveland and Pittsburgh and their metropolitan areas. It is located in the Rust Belt, the former industrial region of the northern United States. The Youngstown–Warren–Salem combined statistical area adds the Salem micropolitan area and Columbiana County, Ohio to the region, increasing the total population to 532,468. The Youngstown–Warren media market serves all three counties in the CSA, as well as the Pennsylvania counties of Mercer and Lawrence.