Monongahela, Pennsylvania
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Monongahela, referred to locally as Mon City, is a third class city in Washington County, Pennsylvania, United States. The population was 4,149 at the 2020 census. It is part of the Pittsburgh metropolitan area, about 17 miles (27 km) south of Pittsburgh proper.
Edward G. Acheson House
Bethel African Methodist Episcopal Church of Monongahela City
Washington County, Pennsylvania
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Washington County is a county in the Commonwealth of Pennsylvania, United States. As of the 2020 census, the population was 209,349. Its county seat is Washington. The county is part of the Greater Pittsburgh region of the state.
Washington County Courthouse
Washington County Courthouse
The F. Julius LeMoyne House serves as the headquarters of the Washington County Historical Society.
Citizens Library in Washington, PA