5.0
(5567)
19,350
riders
05:12
55.6km
820m
Mountain biking
Mountain bike the difficult White Mountains 100 route, covering 34.6 miles (55.6 km) with 2688 feet (819 metres) of elevation gain.
Last updated: February 26, 2026
Waypoints
Start point
Parking
Get Directions
11.4 km
Highlight (Segment) • Trail
Tip by
24.7 km
Highlight (Segment) • Trail
Tip by
38.6 km
Highlight (Segment) • Trail
Tip by
55.6 km
End point
Parking
Way Types & Surfaces
Way Types
55.6 km
< 100 m
Surfaces
55.6 km
< 100 m
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Elevation
Highest point (770 m)
Lowest point (460 m)
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Weather
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Today
Wednesday 27 May
15°C
4°C
24 %
Additional weather tips
Max wind speed: 12.0 km/h
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This route was planned by komoot.
While the White Mountains 100 is famously known as a premier winter endurance race, the trail can also be explored during the warmer months. However, be prepared for challenging conditions regardless of the season. Winter brings extreme cold, wind, and snow, while summer can present its own difficulties with potential for soft ground, water crossings, and wildlife encounters. Always check local conditions before you go.
The terrain on the White Mountains 100 is incredibly varied and demanding. You'll encounter rolling hills, black spruce forests, and frozen lowlands. Expect scenic ridgelines, challenging climbs, and steep descents. Some sections are very fast, while others may require pushing your bike due to 'baby-head rocks,' steepness, or soft ground. The route includes over 8,000 feet of elevation gain, with a significant climb above treeline to the Cache Mountain Divide. Be prepared for tussock fields, old burn areas, and potentially treacherous 'ice lakes' (frozen overflow).
The White Mountains 100 trail is located within the Bureau of Land Management (BLM) White Mountains National Recreation Area. Generally, there are no entrance fees for the recreation area itself. However, specific activities or facilities might require permits or fees. It's always best to check the official BLM website for the White Mountains National Recreation Area for the most up-to-date information on any required permits or regulations before your trip.
No, the White Mountains 100 is considered a highly difficult endurance route and is not suitable for beginners. It's described as a 'formidable journey' and an 'unforgiving test of endurance and self-reliance.' The significant elevation gain, challenging terrain, and remote Alaskan backcountry conditions require experienced riders who are prepared for self-sufficiency and potential extreme weather.
The route offers spectacular Alaskan wilderness views. You'll experience 'big views off into big wilderness,' especially above treeline to the Cache Mountain Divide. The landscape features thick forests of spruce, oak, and aspen near streams, meadows of wildflowers, and vistas of surrounding mountain ranges. Look out for limestone rock formations and breathtaking limestone jags. The trail also passes through sections of the Trail Creek Trail, Moose Creek Trail, and Wickersham Creek Trail, each offering unique perspectives of the area.
While the White Mountains National Recreation Area generally allows dogs, they must be kept under control at all times, and leash regulations may apply in certain areas or during specific seasons to protect wildlife. Given the remote and challenging nature of the White Mountains 100, and the potential for wildlife encounters, it's crucial to ensure your dog is well-behaved and capable of handling the strenuous conditions. Always practice Leave No Trace principles, including packing out all pet waste.
Given the trail's remote and challenging nature, self-sufficiency is key. You should bring appropriate gear for extreme weather conditions, including layers for Arctic temperatures, wind, and potential snow. Essential items include navigation tools (GPS, map, compass), plenty of water and food, a bike repair kit, first-aid supplies, and emergency shelter. For winter trips, specialized fat biking gear and cold-weather camping equipment are crucial. Always inform someone of your itinerary.
The White Mountains 100 traverses remote Alaskan wilderness, so wildlife encounters are not uncommon. You might see moose, caribou, Dall sheep, and various bird species. Be aware that larger predators like bears and wolves also inhabit the area. Always carry bear spray, know how to use it, and practice safe wildlife viewing by maintaining a respectful distance and never feeding animals.
Yes, the White Mountains 100 route utilizes and intersects with several other trails within the recreation area. Notably, it passes through significant sections of the White Mountains 100 trail itself (which makes up 71% of the route), the Trail Creek Trail, Moose Creek Trail, and Wickersham Creek Trail. Smaller portions also touch the Summit Trail and Ski Loop Trail.
The White Mountains 100 is a 100-mile loop in a remote area. While there isn't a single designated public trailhead with extensive facilities, the annual race typically starts and finishes at a specific point within the White Mountains National Recreation Area, often accessible via winter roads from Fairbanks. For general recreational access, you'll need to research specific access points and parking options provided by the Bureau of Land Management (BLM) for the recreation area, as conditions and access points can vary.
For participants in the White Mountains 100 race, aid stations are strategically placed approximately every 20 miles along the route. These stations provide crucial shelter, food, and water, which are vital given the extreme conditions and the self-sufficiency required. If you are undertaking the route outside of the organized race, you must be entirely self-sufficient, as these aid stations are not permanent public facilities.