Cycling Sugarloaf Road
Ride 4.7 miles gaining 2,005’ at 8% average grade.
This is a tough climb just west of Boulder and just across the street from an even more challenging (and more scenic) climb - Magnolia Road.
If you are driving to the climb, park across the street from the start adjacent to the beginning of Magnolia Road.
Climb begins at the intersection of Sugarloaf Road and Boulder Canyon Drive.
The steepest sections of the climb are near the finish (¼ mile at 13% and ½ mile at 11.6%).