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
Intermountain West
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.