Explore New Castle, Colorado, with this interactive street and satellite map. You can “grab” the New Castle, CO 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.
This interactive map shows the street layout and satellite imagery for New Castle, Colorado. Use the Map and Satellite buttons above to switch between street map and aerial imagery views. Use the + and − buttons to zoom in or out, or scroll your mouse wheel while holding the Control key to zoom. On a touchscreen, use a two-finger pinch gesture to zoom in and out.
Click ⛶ Fullscreen to expand the map to fill your screen for a larger view. To return to the normal page view, press the Escape key on your keyboard, click the ✕ Exit Fullscreen button that appears above the map, or on a mobile device tap the back button (Android) or the close icon (iOS).
Drag the map to pan to any area of Colorado or beyond. Switch to Satellite view to see high-resolution aerial photography of New Castle and surrounding areas, including streets, buildings, parks and waterways.
| City | New Castle |
| State | Colorado (CO) |
| County | Garfield |
| Country | United States of America |
| Timezone | Mountain Time (America/Denver) |
| Latitude | 39.572758 |
| Longitude | -107.536444 |
| Population | 4,880 |
| Density | 754.5 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 81647 |
| Area Code | 719 |
| County Seat | Glenwood Springs |
| School District | Garfield School District RE-2 |
New Castle is a locality in Garfield County, Colorado, United States. It has a population of approximately 4,880. The population density is 754.5 people per km². New Castle is located at 39.5728°N, 107.5364°W. It observes the Mountain Time (America/Denver) timezone. ZIP code: 81647.
New Castle rests in a broad valley, cradled by the rising shoulders of the Rocky Mountains. It lies 11.4 miles west of Glenwood Springs, CO (from Glenwood Springs, CO: bearing 278°T), and is situated 6.6 miles east-northeast of Silt. The landscape here is a study in contrasts, where the arid, sun-baked earth of the high plains gives way to the dramatic, snow-capped peaks that dominate the horizon, their summits often clinging to summer's warmth even as aspens begin their brilliant blaze of gold in September. The air, thin and clear at this altitude, carries the scent of pine and dry sagebrush, a constant reminder of the vast, wild country that surrounds New Castle. Down in the valley floor, the Colorado River, a ribbon of cold, clear water, cuts a steady path, its banks often fringed with cottonwoods whose leaves rustle like whispered secrets in the breeze. The bones of New Castle are undeniably Old West, a legacy of its mining past, though the pickaxes and ore carts have largely been replaced by the hum of a modern economy, one that now favors tourism and the service industry. The river, once a vital artery for transporting goods, now serves as a playground for anglers drawn by the promise of trout-bright waters, and for those seeking the quiet contemplation that only a mountain landscape can provide. History whispers from the weathered facades of buildings that still bear the imprint of a frontier spirit, a spirit that, while softened by time, is still palpable in the unhurried rhythm of everyday life and the genuine warmth with which travelers are often greeted.
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This page provides an embedded street and satellite map of New Castle, Colorado — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 39.572758, -107.536444. 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 and Garfield County.
Detailed location data for New Castle includes the ZIP code (81647), telephone area code (719), county seat of Garfield County (Glenwood Springs), and school district assignment (Garfield School District RE-2). 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 is identified even where the name is shared across multiple counties or states. 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. Location verified by proximity — not name matching alone. |