Guanella Pass Road via Georgetown

You can find parking in the historic town of Georgetown, Colorado, before beginning your ascent. Georgetown offers amenities like cafes and pubs where you can prepare for your ride.

The climb from Georgetown is considered difficult, gaining approximately 3,140 to 3,606 feet in elevation over 10.7 to 10.8 miles to reach the pass at 11,657 or 11,670 feet. The average grade is around 5.4%, but it includes varied terrain with long, easy sections interspersed with short, steep pitches, some reaching 10.9% over a quarter-mile. It requires good to very good fitness, especially due to the high altitude.

This route is renowned for its spectacular scenery. You'll start by following the South Clear Creek River through a canyon, passing hydroelectric reservoirs and two lakes. As you climb, dense forests transition into breathtaking high-alpine tundra, offering panoramic views of Georgetown, Mt. Bierstadt (14,065 feet), and Mt. Evans (14,265 feet). The roadside is vibrant with colorful wildflowers in spring and summer, and the pass itself is part of a National Scenic Byway. The highlight of the route is the Guanella Pass Road itself.

The best time to cycle Guanella Pass Road is typically during the late spring, summer, and early fall months when the road is clear of snow. During spring and summer, you'll enjoy vibrant wildflowers. In the fall, the changing aspens offer stunning colors. Always check weather forecasts and road closure dates before you go, as conditions can change rapidly at high altitudes.

No, there are no specific permits or entrance fees required to cycle Guanella Pass Road itself. The route passes through the Arapaho National Forest, which generally allows recreational access without fees for activities like cycling on established roads. However, always be aware of and respect any posted regulations for the National Forest.

While the road itself is open to cyclists with dogs (if properly secured), the high-altitude, challenging nature of this touring bicycle route makes it generally unsuitable for dogs to accompany cyclists on the bike. If you plan to bring a dog for other activities in the area, always keep them on a leash, especially in the Arapaho National Forest, and be mindful of wildlife and fragile alpine environments.

The estimated duration for this 16.8 km (10.4 miles) touring bicycle route, with its significant elevation gain, is approximately 1 hour and 19 minutes of active cycling time. However, this can vary greatly depending on your fitness level, how often you stop for photos, and the weather conditions.

There are no water, food, or restroom stops directly along the Guanella Pass Road route itself. It's crucial to carry all necessary water and snacks with you. Georgetown, at the start of the route, offers amenities where you can stock up before your ride.

The road surface on Guanella Pass Road is described as excellent, providing a smooth ride for touring cyclists. Traffic on the pass is generally mild, as many vehicles use the Eisenhower Tunnel for through travel, making it a more peaceful cycling experience compared to some other mountain passes.

Yes, the route intersects with several other official trails. It passes through sections of the Argentine Central Railroad Grade Trail, ADT - Colorado C - Q - Seg 4, Clear Creek Greenway, Leavenworth Creek Road, Sporting Times, Clear Branch, Chicago Road Trail, and Railbed.

Given its classification as a 'difficult' touring bicycle route with significant elevation gain and high-altitude exposure, Guanella Pass Road from Georgetown is generally not recommended for family cycling, especially with young children or beginners. It requires very good fitness and experience with challenging climbs.