Lost River, Idaho — interactive Google street map, satellite and terrain views, Street View, live National Weather Service conditions and 7-day forecasts, real-time local and world news, and an editorial description of Lost River, Butte County.
| City | Lost River |
| State | Idaho (ID) |
| County | Butte |
| Country | United States of America |
| Timezone | Mountain Time (America/Boise) |
| Latitude | 43.689068 |
| Longitude | -113.371399 |
| Density | N/A /km² |
| Incorporated | N/A |
Lost River is a locality in Butte County, Idaho, United States. Lost River is located at 43.6891°N, 113.3714°W. It observes the Mountain Time (America/Boise) timezone. ZIP code: 83251.0.
Lost River is a quiet collection of buildings spread across a wide, sun-baked valley floor, hemmed in by the rugged, sagebrush-clad slopes of the Lemhi Range. It lies 68.7 miles west-north-west of Idaho Falls, ID (from Idaho Falls, ID: bearing 283°T), and is situated 5.1 miles north-west of Arco. The air here, especially in the long evenings, carries the dry scent of dust and wild thyme, a subtle perfume that clings to the weathered wood of fences and the corrugated iron roofs. Low, rounded hills, etched with the faint tracks of deer and pronghorn, rise in the distance, their muted greens and browns softening as they meet the vast, pale blue Idaho sky. The stillness is profound, broken only by the distant lowing of cattle or the occasional rumble of a truck heading towards more populated country. This is a landscape shaped by water, though its name suggests otherwise, with the Lost River itself meandering through the valley, its course a vital artery for the ranches that dot the surrounding terrain. For generations, the economy of Lost River has been tied to the land, to the raising of livestock and the cultivation of hardy crops that can withstand the region's stark contrasts of season. The history of this place is written not in grand monuments, but in the enduring spirit of those who have worked this earth, a lineage of resilience evident in the stoic faces of its inhabitants. There's a palpable sense of continuity here, a quiet understanding that life moves at a different pace, dictated by the sun, the seasons, and the enduring presence of the mountains.
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This page provides an interactive Google map of Lost River, Idaho with street, satellite and terrain views and integrated Street View imagery. 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 Lost River and Butte County. Coordinates and population data are also included.
Location data for Lost River is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity, not name matching alone — ensuring the correct Lost River is identified even where the name is shared across multiple counties or states.
| Page generated | June 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. |