The 10 Steepest Mountain Passes in Colorado

Red Mountain Pass Flipped - @south.wes - OutThere Colorado

One thing that shocks visitors coming to Colorado are the roads. Not only is the speed limit a high 75 miles per hour in many places, the routes can also get extremely steep. If you’re not used to it, driving in Colorado can feel like you’re falling off the side of a cliff. Curious about how steep some of these roads really were, we tracked down the steepest paved mountain passes in the state with a little help from Colorado’s Department of Transportation.

RELATED: 20 Highest Roads in Colorado

10. Rabbit Ears Pass – 6.8% at 9,426 feet

Rabbit Ears Pass - @woods9532 - OutThere Colorado
Rabbit Ears Pass, Colorado. Photo Credit: @woods9532 (Instagram)

9. Wolf Creek Pass – 6.8% at 10,850 feet

Wolf Creek Pass - @crystalclear13 - OutThere Colorado
Wolf Creek Pass, Colorado. Photo Credit: @crystalclear13 (Instagram)

8. Douglas Pass – 7% at 8,268 feet

Douglas Pass - @mountainruler10 - OutThere Colorado
Douglas Pass, Colorado. Photo Credit: @mountainruler10 (Instagram)

7. Vail Pass – 7% at 10,666 feet

Vail Pass - @michellef0rd - OutThere Colorado
Vail Pass, Colorado. Photo Credit: @michellef0rd (Instagram)

RELATED: 9 Scenic Overlooks You Can’t Miss

6. Molas Pass – 7%+ at 10,910 feet

Molas Pass - @irislazz - OutThere Colorado
Molas Pass, Colorado. Photo Credit: @irislazz (Instagram)

5. Spring Creek Pass – 7.5% at 10,901 feet

Spring Creek Pass - @crookedtrailsphotography - OutThere Colorado
Spring Creek Pass, Colorado. Photo Credit: @crookedtrailsphotography (Instagram)

4. McClure Pass – 8% at 8,755 feet

McClure Pass - @buzzgeo - OutThere Colorado
McClure Pass, Colorado. Photo Credit: @buzzgeo (Instagram)

3. Red Mountain Pass – 8% at 11,018 feet

Red Mountain Pass - @south.wes - OutThere Colorado
Red Mountain Pass, Colorado. Photo Credit: @south.wes (Instagram)

RELATED: The 16 Most Photogenic Lakes in Colorado!

2. Hoosier Pass – 8% at 11,541 feet

Hoosier Pass - @leaflylydia - OutThere Colorado
Hoosier Pass, Colorado. Photo Credit: @leaflylydia (Instagram)

1. Slumgullion Pass – 9.4% grade at 11,361 feet

Slumgullion Pass - @lane.quinn - OutThere Colorado
Slumgullion Pass, Colorado. Photo Credit: @lane.quinn (Instagram)

RELATED: 20 Highest Roads in Colorado

RELATED ARTICLES