Westmoreland County is a county in the Commonwealth of Pennsylvania, United States, located in the Pittsburgh Metropolitan Statistical Area. As of the 2020 census, the population was 354,663. The county seat is Greensburg and the most populous community is Hempfield Township. It is named after Westmorland, a historic county of England. The county is part of the Southwest Pennsylvania region of the state. Formed from, successively, Lancaster, Northumberland, and later Bedford counties, Westmoreland County was founded on February 26, 1773, and was the first county in the colony of Pennsylvania whose entire territorial boundary was located west of the Allegheny Mountains. Westmoreland County originally included the present-day counties of Fayette, Washington, Greene, and parts of Beaver, Allegheny, Indiana, and Armstrong counties.

Founded: February 26, 1773
Named for: Westmorland
Seat: Greensburg
Largest city: Hempfield Township
Total: 1,036 sq mi (2,683.23 km²)
Land: 1,028 sq mi (2,662.51 km²)
Water: 8.5 sq mi (22.01 km²), 0.8
Density: 345/sq mi (/km²)
Time zone: Eastern: UTC-5-4
Website: [www.co.westmoreland.pa.us]
Twitter profile: westmdcountypa
Official Website: http://www.co.westmoreland.pa.us
Wikidata description: county in Pennsylvania, United States
Wikidata id: Q495645
Wikidata label: Westmoreland County
Wikidata aliases: Array
Source
Results from DuckDuckGo

Agency Contact Information