ZIP Code 15148
About Wilmerding
Wilmerding is a borough in Allegheny County, Pennsylvania, United States. The population was 1,781 at the 2020 census. It is located 12 miles (19 km) southeast of Pittsburgh. At the start of the twentieth century, it had extensive foundries and machine shops of the Westinghouse Air Brake Company. Wilmerding is adjacent to the borough of Turtle Creek, which takes its name from a small stream that flows past both places.
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Area Profile
US Census (ACS 5-year · Gazetteer)
2,287
population
$38,733
median household income
2,053
people / sq mi
$61,700
median home value
$799
median gross rent
36.8
median age
1,502
housing units
1,118
households
1.1
land area (sq mi)