Hermitage is a city in western Mercer County, Pennsylvania, United States. The population was 16,230 at the 2020 census, making it the largest city in Mercer County. It is located about 15 miles north
Entering town from the east
Avenue of Flags commemorates victims of the Iran Hostage Crisis.
Clark, originally Clarksville, is a borough in western Mercer County, Pennsylvania, United States, along the southern shore of the Shenango River Reservoir. The population was 576 at the 2020 census.