Cycling Juniper Pass - Mirror Lake
Both sides of the Juniper Pass climb are entirely within Colorado’s Arapaho and Roosevelt National Forests which jointly managed by the National Forest Service and consist of 723,000 acres (Arapaho National Forest, established 1908 by President Theodore Roosevelt and named for the Arapaho Native American tribe) and 813,000 acres (Roosevelt National Forest established 1902 by President Roosevelt; originally named Medicine Bow Forest Reserve and renamed to honor President Theodore Roosevelt in 1932).
Juniper Pass East
Juniper Pass East bike climb begins at the intersection of Hwy 74 and Squaw Pass Road (Hwy 66) by riding west and up Hwy 66. We ride past Squaw Pass at mile 8.6 and bend left onto Hwy 103 at this point and ride another 6 miles to our destination. Overall, we ride 14.8 miles to elevation 11,156’ gaining 3,631’ at 4.3% average grade from the east side of Juniper Pass.
Juniper Pass West
This climb begins in Idaho Springs (pop. 1,746, 2016; elevation 7,526) is less than 25 miles from Denver. Our route is along Hwy 103 (Chicago Creek Road, Mt. Evans Scenic Byway). Highway 103 west from Idaho Springs overlaps the extraordinary Mt. Evans bike climb (highest paved road in North America) for the first 13 miles. Instead of turning right onto Mt. Evans Road at mile 13, continue straight on Hwy 103 and travel another 3 miles to Juniper Pass.
Ride 16 miles to elevation 11,156’ gaining 3,938’ at 4.3% average grade.
Steepest ½ mile begins at mile 7.2 (7.3%)