Explore North Irwin, Pennsylvania, with this interactive street and satellite map.
| City | North Irwin |
| State | Pennsylvania (PA) |
| County | Westmoreland County |
| Country | United States of America |
| Timezone | Eastern Time (America/New_York) |
| Latitude | 40.337569 |
| Longitude | -79.713378 |
| Population | 823 |
| Density | 1573.1 /km² |
| Incorporated | Yes |
| ZIP Code | 15642 |
| Area Code | 215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878 |
| County Seat | Greensburg |
| School District | Norwin School District |
North Irwin claims a quiet prominence upon the rugged terrain of the Allegheny Plateau, where the earth rises and falls in measured, verdant swells. It lies 1.0 miles east-northeast of North Huntingdon, PA (from North Huntingdon, PA: bearing 61°T), and is situated 7.0 miles southeast of Monroeville. Brush Creek carves a persistent, winding path through the local topography, its presence shaping the very bedrock upon which the modest dwellings of North Irwin are built. The atmosphere here carries the crisp, heavy scent of damp soil and deciduous leaves, especially when the afternoon light catches the slopes and turns the foliage into a mosaic of muted ochre and deep, enduring green. Residents find a singular stillness within 4th St Park, a space that serves as a humble anchor for the neighborhood, providing a vantage point to observe the slow transition of the seasons as they wash over the valley floor.
Industry once hummed with the rhythmic pulse of coal and steel, legacies that continue to inform the character of the laboring classes who have long called these hills home. While the distant, blue-tinted silhouettes of the Allegheny Mountains remain a fixed feature of the horizon sixty-five miles away, the local economy has transitioned from the heavy extraction of the past toward the quiet persistence of modern trade and regional commerce. Those who wander toward the outskirts may find the landscape deepening into the quietude of Possum Hollow, or perhaps venture toward the waters of Indian Lake to witness the stillness of the surface. Life here moves with a deliberate, unadorned gravity, defined by the practical architecture of brick and timber and a collective memory that values the substance of the land over the fleeting fashions of the wider world.
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This page provides an embedded street and satellite map of North Irwin, Pennsylvania. Coordinates: 40.337569, -79.713378. Live weather conditions are sourced directly from the National Weather Service. Real-time local and world news feeds keep the page current.
Detailed location data for North Irwin includes the ZIP code (15642), telephone area code (215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878), county seat of Westmoreland County (Greensburg), and school district assignment (Norwin School District).
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity. Population figures are sourced from the 2020 US Census.
| Page generated | August 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. |