Alice-Toxaway Loop
A spectacular backpacking trip of two or more days, among several lakes and peaks of the Sawtooth Wilderness.
Difficult Hiking
- Distance
- 30 km
- Ascent
- 975 m
- Descent
- 975 m
Sun Valley
Explore Sun Valley with curated guides of the best hiking trails, mountain bike trails, and more. With over 48 3D trail maps in FATMAP, you can easily discover and navigate the best trails in Sun Valley.
No matter what your next adventure has in store, you can find a guide on FATMAP to help you plan your next epic trip.
Get a top trail recommendation in Sun Valley from one of our 13 guidebooks, or get inspired by the 48 local adventures uploaded by the FATMAP community. Start exploring now!
Routes in Sun Valley
Farley and Edith Lakes
Day hike or overnight backpacking trip to a less-visited alpine lake in the Sawtooths.
Moderate Hiking
- Distance
- 19 km
- Ascent
- 547 m
- Descent
- 547 m
Castle Peak - South Face
A notoriously remote mountain of the Fifty Classic Ski Descents, buried in Idaho’s White Clouds Wilderness.
Severe Ski Touring
- Distance
- 17 km
- Ascent
- 1.6 km
- Descent
- 1.6 km
Warm Springs Uphill
Uphill access to the top of Bald Mountain from the Warm Springs side.
Moderate Resort Ski Touring
- Distance
- 4 km
- Ascent
- 991 m
- Descent
- 3 m
River Run Uphill
Uphill access from River Run Plaza to the top of Bald Mountain.
Moderate Resort Ski Touring
- Distance
- 4.6 km
- Ascent
- 1 km
- Descent
- 1 m
River Run and Olympic Lane Uphill
The longest but least steep way to skin to the top of Bald Mountain.
Moderate Resort Ski Touring
- Distance
- 7.1 km
- Ascent
- 1.1 km
- Descent
- 32 m
Thompson Peak
Standard route to the tallest summit in the Sawtooths.
Easy Alpine Climbing
- Distance
- 20 km
- Ascent
- 1.2 km
- Descent
- 1.2 km
Sawtooth Lake loop from Grandjean
A stunning multi-day loop, reaching a popular lake via lesser-traveled trails in the Sawtooths.
Difficult Hiking
- Distance
- 31 km
- Ascent
- 1.3 km
- Descent
- 1.3 km
Guidebooks in Sun Valley
25 routes · Mountain Biking
Greg Heil’s Top 25 MTB Trails from Around the World
5 routes · Mountain Biking
Sun Valley, Idaho: Cross Country MTB Paradise!
10 routes · Mountain Biking
10 of the Best MTB Shuttle Runs in the Western USA
10 routes · Mountain Biking
Top 10 Must-Ride Mountain Bike Trails in the USA
24 routes · Mountain Biking
Classic MTB Trails that Lure Riders Back Again and Again
5 routes · Alpine Climbing · Hiking
5 of the Best Day Hikes in the USA’s Northern Rockies
4 routes · Alpine Climbing · Hiking
Highpointing the Rockies—From Montana to New Mexico
10 routes · Alpine Climbing · Hiking