Clairton, Pennsylvania

Clairton, Pennsylvania
Clairton viewed from across the Monongahela River
Nickname: 
City of Prayer
Interactive map of Clairton, Pennsylvania
Clairton
Clairton
Coordinates: 40°17′48″N 79°53′20″W / 40.296656°N 79.889026°W / 40.296656; -79.889026
CountryUnited States
StatePennsylvania
CountyAllegheny
IncorporatedApril 12, 1903 (borough)
January 1, 1922 (city)
Government
 • MayorJames A. Cerqua
Area
 • Total
2.995 sq mi (7.757 km2)
 • Land2.769 sq mi (7.172 km2)
 • Water0.226 sq mi (0.585 km2)  7.55%
Elevation
850 ft (259 m)
Population
 (2020)
 • Total
6,181
 • Estimate 
(2024)
5,945
 • Density2,147/sq mi (828.9/km2)
Time zoneUTC–5 (Eastern (EST))
 • Summer (DST)UTC–4 (EDT)
ZIP Code
15025
Area code412
FIPS code42-13704
GNIS feature ID1214783
Sales tax7.0%
Websitecityofclairton.com

Clairton is a city in Allegheny County, Pennsylvania, United States. It is located along the Monongahela River and is part of the Pittsburgh metropolitan area. The population was 6,181 at the 2020 census, and was estimated to be 5,945 in 2024. Under Pennsylvania legal classifications for local governments, Clairton is considered a third-class city. It is home to the Clairton Coke Works operated by U.S. Steel, the largest coke manufacturing facility in North America.