Explore New Castle Northwest, Pennsylvania, with this interactive street and satellite map. You can “grab” the New Castle Northwest, PA street map and move it around to re-centre it. You can change between standard map view and satellite map view by clicking the small square in the bottom left-hand corner of the map. You can use the zoom buttons on the lower right side of the map to zoom in or out to street-level detail. You will find live weather, local and world news below.
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| City | New Castle Northwest |
| State | Pennsylvania (PA) |
| County | Lawrence |
| Country | United States of America |
| Timezone | Eastern Time (America/New_York) |
| Latitude | 41.0221 |
| Longitude | -80.3566 |
| Population | 1,223 |
| Density | 705.2 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 16105 |
| Area Code | 215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878 |
| County Seat | New Castle |
| School District | Neshannock Township School District |
New Castle Northwest is a locality in Lawrence County, Pennsylvania, United States. It has a population of approximately 1,223. The population density is 705.2 people per km². New Castle Northwest is located at 41.0221°N, 80.3566°W. It observes the Eastern Time (America/New_York) timezone. ZIP code: 16105.
New Castle Northwest unfolds across a landscape sculpted by the slow, persistent work of water and ice, where rolling hills give way to the more defined contours of the Slippery Rock Creek valley. It lies 16.0 miles east of Boardman, OH (from Boardman, OH: bearing 90°T), and is situated 1.4 miles north-north-west of New Castle. The land here, a mosaic of well-tended farms and wooded expanses, breathes with a quiet persistence, especially as the late afternoon sun spills gold across the fields, illuminating the sturdy, weathered barns that stand as sentinels to generations of toil. The air, carrying the scent of damp earth and distant woodsmoke, often holds a subtle, cool embrace, a reminder of its position in a climate that knows both the biting winds of winter and the lush, verdant promise of summer. The very character of New Castle Northwest is etched into this terrain, a place where the land dictates the pace, and the horizon feels both expansive and intimately familiar. The history of New Castle Northwest is a tale woven through the industries that once pulsed through this region, particularly coal and steel, echoes of which can still be perceived in the enduring spirit of its people and the sturdy, unpretentious architecture of its older homes. While those titans of industry have largely receded, the local economy now finds its footing in a more diversified, resilient footing, with agriculture and small businesses forming the backbone of daily life. The Slippery Rock Creek, a ribbon of cool, clear water, has always been a vital artery, not just for sustenance but for recreation, its banks a favored spot for those seeking a moment of quiet reflection or a connection to the natural world. New Castle Northwest, though perhaps not a place of grand pronouncements, possesses a deep, understated beauty, a testament to the enduring strength of community and the quiet dignity of a life lived in harmony with the land.
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This page provides an embedded street and satellite map of New Castle Northwest, Pennsylvania — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 41.0221, -80.3566. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on New Castle Northwest and Lawrence County.
Detailed location data for New Castle Northwest includes the ZIP code (16105), telephone area code (215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878), county seat of Lawrence County (New Castle), and school district assignment (Neshannock Township School District). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct New Castle Northwest is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | July 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. Location verified by proximity — not name matching alone. |