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Routes
Mountain biking trails
United States
Idaho
Fremont County

Great Divide Mountain Bike Route

Hard

2.8

(18)

28

riders

Great Divide Mountain Bike Route

05:53

83.4km

520m

Mountain biking

Embark on the Great Divide Mountain Bike Route, a challenging 51.8-mile off-pavement mountain biking adventure through Caribou-Targhee Natio

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Caribou-Targhee National Forest

Waypoints

A

Start point

Parking

Get Directions

1

20.4 km

End of Pavement - Grassy Lake Rd - Targhee National Forest

Highlight • Forest

Just at the West entrance into Targhee National Forest, the pavement ends and the Grassy Lake Road turns to chunky rough gravel. Sturdy MTB tires recommended for the next 20 …

Tip by

2

32.5 km

Wyoming - Idaho State Line

Highlight • Monument

In the middle of the wilderness, the state line makes no difference in the chunky rough gravel road quality

Tip by

3

41.7 km

Moose Lake

Highlight • Lake

Moose Lake is secluded in every sense of the word. Located in the middle of Grassy Lake Road on the outskirts of Grand Tetons & Yellowstone National Parks this area …

Tip by

B

83.4 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

80.2 km

2.41 km

782 m

Surfaces

27.7 km

24.2 km

15.9 km

14.7 km

782 m

128 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

Powered by Foreca

Wednesday 6 May

14°C

-4°C

0 %

Additional weather tips

Max wind speed: 15.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the best time of year to ride the Great Divide Mountain Bike Route?

The ideal time to ride is typically from June through September. However, be prepared for variable weather; snow can still be present on high mountain passes in July, and the desert sections may experience searing heat and monsoon rains later in the season. Planning for these conditions is crucial.

What is the terrain like on the Great Divide Mountain Bike Route?

The route is predominantly unpaved, with about 90% consisting of high-quality dirt and gravel roads. You'll also encounter rougher jeep tracks and some short, non-technical singletrack sections, particularly in Montana and Canada. Around 10-25% of the route includes paved roads and bike paths. Expect a variety of surfaces, from smooth dirt to rocky and washboarded sections.

What kind of wildlife can I expect to see along the route?

The route offers incredible opportunities for wildlife viewing. Riders frequently encounter bears (especially grizzlies in Montana, requiring bear spray), deer, elk, moose, wild horses, and pronghorn antelope. Be prepared for potential encounters and know how to react safely.

Are there any permits or fees required to ride the Great Divide Mountain Bike Route?

Generally, no specific permits are required to ride the entire Great Divide Mountain Bike Route itself, as it largely follows public roads and trails. However, if you plan to camp in certain designated areas within National Forests or other protected lands, or if you enter specific parks like Grand Teton National Park, you may need to pay entrance fees or obtain camping permits. Always check local regulations for the specific sections you plan to ride, especially within areas like the Caribou-Targhee National Forest.

Is the Great Divide Mountain Bike Route suitable for beginners?

While the route doesn't demand highly technical mountain biking skills, it is considered an arduous test of endurance, not ideal for beginners. It requires intermediate off-road mountain biking abilities due to its immense length, over 200,000 feet of elevation gain, remoteness, and exposure to varied weather and wildlife. Riders should be self-reliant and prepared for significant physical and mental demands.

What are some notable points of interest along the route?

The route is packed with scenic highlights. Near the Caribou-Targhee National Forest, you'll find the End of Pavement - Grassy Lake Rd - Targhee National Forest, the Wyoming - Idaho State Line, and Moose Lake. Other iconic locations include Grand Teton National Park, the vast Great Divide Basin in Wyoming, and the Gila Wilderness in New Mexico. You'll also pass through wild river valleys, remote mountain wilderness, and high deserts.

Does the route intersect with other well-known trails?

Yes, the Great Divide Mountain Bike Route is the primary trail for 100% of this komoot Tour. It also briefly intersects with sections of the Greater Yellowstone - Teton Rail Trail for about 1% of the route.

Is the Great Divide Mountain Bike Route dog-friendly?

The route traverses a mix of public lands, including National Forests and BLM land, where dogs are generally permitted but often require leashes. However, specific sections, especially within National Parks or certain wilderness areas, may have restrictions or require dogs to be on a leash at all times. Always check the regulations for the specific areas you plan to ride through, particularly concerning wildlife protection and sensitive habitats.

How long does it typically take to complete the entire Great Divide Mountain Bike Route?

Completing the entire route, which spans approximately 2,700 to 3,083 miles, is a significant undertaking. Most riders take anywhere from 4 to 8 weeks, depending on their pace, fitness level, and how many rest days they take. The Tour Divide race, a self-supported event along the route, is typically completed in under three weeks by elite riders.

What amenities and resupply points are available along the route?

The route passes through numerous small towns and communities where riders can find amenities such as grocery stores, cafes, pubs, and basic accommodations. However, there are also very remote sections with long stretches between resupply points, particularly in Wyoming and New Mexico. Riders must plan their food and water carries carefully and be prepared for self-sufficiency in these areas.

What should I pack for a multi-week ride on the Great Divide Mountain Bike Route?

Given the route's length, remoteness, and varied conditions, a comprehensive bikepacking setup is essential. This includes a reliable mountain bike, durable tires, repair kit, camping gear (tent, sleeping bag, pad), cooking system, water filtration, navigation tools (GPS, maps), first-aid kit, and appropriate clothing for all weather conditions (layers, rain gear). Bear spray is mandatory in grizzly country (Montana). Don't forget personal hygiene items and a power bank for electronics.

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