ZIP Code 15642
About Irwin
Irwin is a borough in Westmoreland County, Pennsylvania, United States. The population was 3,902 at the 2020 census. Located 22 miles (35 km) southeast of Pittsburgh, some of the most extensive bituminous coal deposits in the commonwealth are located in Irwin. In the past, iron foundries, flour mills, car shops, facing and planing mills, electrical goods and mirror factories were based in the borough.
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Area Profile
US Census (ACS 5-year · Gazetteer)
46,727
population
$92,975
median household income
1,015
people / sq mi
$236,000
median home value
$960
median gross rent
44.9
median age
20,299
housing units
19,426
households
46.0
land area (sq mi)
Points of interest
- grocery
- coffee
- gas
- fast_food
- bank
Brands
- McDonald's (2)
- Aldi (1)
- Arby's (1)
- Dunkin' (1)
- Giant Eagle (1)
- KFC (1)
- KeyBank (1)
- Marathon (1)
- Subway (1)
- Taco Bell (1)
- Walmart (1)
- Wendy's (1)