Fayette County, Pennsylvania

Fayette County
Fayette County Courthouse
Location within the U.S. state of Pennsylvania
Pennsylvania's location within the U.S.
Coordinates: 39°55′N 79°39′W / 39.92°N 79.65°W / 39.92; -79.65
Country United States
State Pennsylvania
FoundedSeptember 26, 1783
Named afterMarquis de Lafayette
SeatUniontown
Largest cityUniontown
Area
  Total
798 sq mi (2,070 km2)
  Land790 sq mi (2,000 km2)
  Water8.0 sq mi (21 km2)  1.0%
Population
 (2020)
  Total
128,804
  Density163/sq mi (63/km2)
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (EDT)
Congressional district14th
Websitewww.fayettecountypa.org

Fayette County is a county in the Commonwealth of Pennsylvania. It is located in southwestern Pennsylvania, adjacent to Maryland and West Virginia. As of the 2020 census, the population was 128,804. Its county seat is Uniontown. The county was created on September 26, 1783, from part of Westmoreland County and named after the Marquis de Lafayette. The county is part of the Southwest region of the commonwealth.

Fayette County is part of the Pittsburgh, PA Metropolitan Statistical Area. The southern border of Fayette County is the southern border of Pennsylvania at both the Pennsylvania–Maryland state line (the Mason–Dixon line) and the Pennsylvania–West Virginia state line.