Intermountain West
| Intermountain West | |
|---|---|
| Geographic and geological region of the United States | |
| Map of the Intermountain West by county. Counties in red are always included, while counties in pink are only sometimes included. | |
| Country | United States | 
| States | Arizona California Colorado Idaho Montana Nevada New Mexico Oregon Texas Utah Washington Wyoming | 
General location of the Intermountain West in the Western United States
The Intermountain West, or Intermountain Region, is a geographic and geological region of the Western United States. It is located between the Rocky Mountain Front on the east and the Cascade Range and Sierra Nevada on the west.