Butler, Pennsylvania, is the primary location matching the query. It serves as the county seat of Butler County in western Pennsylvania, United States, approximately 35 miles north of Pittsburgh in the Greater Pittsburgh region.

The city has coordinates at 40°51′40″N 79°53′43″W and a population of around 13,500 as of recent census data.

Historically, Butler was settled in 1803, incorporated as a borough in 1817, and became a city in 1918; it played a key role in steel manufacturing and Jeep development.