ZIP Code 15063
About Monongahela
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.
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Area Profile
US Census (ACS 5-year · Gazetteer)
10,479
population
$65,274
median household income
382
people / sq mi
$149,000
median home value
$862
median gross rent
52.2
median age
5,045
housing units
4,612
households
27.4
land area (sq mi)
Points of interest
- grocery
Brands
- Giant Eagle (1)