Montrose County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 42,679. The county seat is Montrose, for which the county is named.

Montrose County comprises the Montrose, CO, Micropolitan Statistical Area.

Geography

According to the U.S. Census Bureau, the county has a total area of , of which is land and (0.08%) is water.

Adjacent counties

  • Mesa County - north
  • Delta County - northeast
  • Gunnison County - east
  • Ouray County - southeast
  • San Miguel County - south
  • San Juan County, Utah - west

Major highways

  • 20px U.S. Highway 50
  • 20px U.S. Highway 550
  • 20px State Highway 90
  • 20px State Highway 92
  • 20px State Highway 141
  • 20px State Highway 145
  • 20px State Highway 348

National protected areas

  • Black Canyon of the Gunnison National Park
  • Black Canyon of the Gunnison Wilderness
  • Curecanti National Recreation Area (part)
  • Dominguez-Escalante National Conservation Area (part)
  • Gunnison Gorge National Conservation Area (part)
  • Gunnison Gorge Wilderness
  • Gunnison National Forest (part)
  • Manti-La Sal National Forest (part)
  • Old Spanish National Historic Trail
  • Uncompahgre National Forest (part)

River

  • Dolores River (part)
  • Uncompahgre River (part)
  • San Miguel River (part)
  • Gunnison River (part)

Trails and byways

  • Great Parks Bicycle Route
  • Unaweep/Tabeguache Scenic and Historic Byway
  • West Elk Loop Scenic Byway
  • Western Express Bicycle Route

Historical site

  • Hanging Flume
  • Uravan, Colorado

Demographics