4.7
(1427)
8,418
riders
03:37
56.2km
1,150m
Road cycling
Road cycling the Guanella Pass — Bailey offers a difficult 34.9-mile climb through Pike National Forest with stunning mountain views.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Pike National Forest
Waypoints
Start point
Parking
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28.1 km
Highlight (Segment) • Mountain Pass
Tip by
56.2 km
End point
Parking
Way Types & Surfaces
Way Types
42.2 km
13.8 km
Surfaces
47.3 km
8.62 km
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Elevation
Highest point (3,560 m)
Lowest point (2,530 m)
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Weather
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Today
Monday 25 May
14°C
3°C
55 %
Additional weather tips
Max wind speed: 10.0 km/h
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This route was planned by komoot.
This route is considered difficult and requires very good fitness. It features significant elevation gain, climbing approximately 1,150 meters (3,773 feet) over 56.2 kilometers (35 miles) to a summit of around 11,650 to 11,700 feet. While the road is largely well-paved, the sustained climb and high altitude make it a challenging ride.
The route offers spectacular and diverse scenery. You'll cycle through dense forests, ascend into breathtaking high-alpine tundra, and enjoy panoramic views of towering peaks. The ride follows the South Clear Creek River, passing two lakes, a reservoir, and a power station. At the summit, you'll find particularly impressive vistas, including views of Mount Bierstadt. The area is also famous for its vibrant fall colors from extensive aspen groves and stunning wildflowers in summer.
While the Komoot route starts near Bailey, many cyclists begin their ascent from the Grant area. Specific parking information for the Bailey start point isn't detailed, but generally, you'd look for public parking in or near Grant, which is a common starting point for the southern approach to Guanella Pass. Always check local signage for parking regulations.
No, there are typically no specific permits or entrance fees required to cycle the Guanella Pass Scenic Byway itself. However, as the route is located within the Pike National Forest, if you plan to use developed recreation sites (like campgrounds or picnic areas) along the way, those might have associated fees. For the road cycling experience, you generally won't need a permit.
While the road itself is open to all traffic, including cyclists, the question of dog-friendliness primarily applies to stopping points or adjacent trails. Dogs are generally allowed in Pike National Forest but must be kept on a leash. If you plan to stop at viewpoints or explore short sections off the road, ensure your dog is leashed and that you clean up after them. Always be mindful of wildlife and other users.
The best time to cycle Guanella Pass is typically from late spring to early fall (roughly June through September). Summer offers pleasant temperatures and abundant wildflowers. Fall is particularly spectacular due to the vibrant aspen colors. Be aware that the pass is subject to winter closures due to snow and ice, and conditions at the summit can be steep, windy, and cold even in summer, especially above the treeline.
No, there are no services such as water, food, or restrooms directly along the Guanella Pass road cycling route. It is crucial to carry all necessary supplies, including ample water and snacks, before you start your ride. Cell service is also generally unreliable in this area, so be prepared for self-sufficiency.
This route stands out for its combination of a challenging climb, remarkably scenic beauty, and relatively minimal vehicular traffic outside of peak leaf-peeping season. It's designated as a Scenic Byway and is considered one of the more accessible high mountain passes from the Denver Front Range. The recent paving has significantly enhanced the road cycling experience, making it an epic ride through diverse landscapes from dense forests to high-alpine tundra.
Weather on Guanella Pass can change rapidly, especially at higher elevations. Summers are generally mild, but thunderstorms can develop quickly. At the summit (around 11,650-11,700 feet), conditions can be steep, windy, and cold, even in summer. Always check the forecast before you go and be prepared for varying temperatures, wind, and potential precipitation. Winter brings heavy snow, leading to road closures.
Yes, while primarily a road cycling route, the area around Guanella Pass is rich with other recreational opportunities. The route itself passes through sections that are near or intersect with official trails such as the Geneva Creek Trail, Threemile Creek Trail, Burning Bear Trail 601, and the Abyss Lake Trail 602. These are typically hiking or mountain biking trails, offering options for multi-sport adventures if you choose to explore off the paved road.
Beyond the stunning natural scenery, a key landmark is the Guanella Pass Climb itself, culminating at the summit sign and a brass plate commemorating Paul Guanella. Along the way, you'll pass by two lakes, a reservoir, and a power station in the earlier miles. The views back down the canyon are impressive, and at the summit, you'll get spectacular vistas including Mount Bierstadt.