A town of 3,831, settled in 1853. Nearly 2.7% of it is conserved land.
The 3 things Irwin does most differently from other towns.
1897 · Irwin, Pennsylvania 1897Where Irwin’s working residents go each day. Line width shows the share.
Census LEHD 2023
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Nothing on the calendar.
Ordered by what stands out in Irwin. Another town gets a different order.
0.3 miles of trails across 2 parks and preserves.
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. Irwin Park | 0.1 mi | 6 |
| 2. Penn Glyn Park | — | 4 |
The typical Irwin home is worth about $267,000, about the same as a year ago, 8% below the Pennsylvania typical home.
Expected storm and flood damage is higher than in 12% of U.S. communities.
Most working residents leave Irwin for work: only 3% work in town. The top destinations are Pittsburgh (14%), North Huntingdon (10%) and Hempfield (6%). Half commute less than 11 miles.
Irwin has chilly winters and pleasant summers. A typical July afternoon reaches 83°, a January night drops to 21°, and about 25 inches of snow falls in a normal winter.
Irwin's reported crime rate is well below Pennsylvania's. Violent crime is rare: 2 reported in 2024.
Irwin beats the Pennsylvania average on 1 of 5 CDC measures and trails it on 0.
| What stands out | Irwin | PA |
|---|---|---|
| Fewer older adults who have lost all their teeth | 7.8% | 14.5% |
6 postcards, papers and photographs from public archives, and 1 places on the National Register.
Borough in Pennsylvania, US
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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