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Hiking trails & Routes
United States
Idaho
Custer County

Borah Peak Trail

Hard

3.1

(10)

38

hikers

Borah Peak Trail

08:34

12.7km

1,540m

Hiking

Embark on the Borah Peak Trail, a challenging hike that takes you through varied terrain to Idaho's highest point. You will cover 7.9 miles (12.7 km) with a significant elevation gain of 5038 feet (1536 metres), a journey estimated to take around 8 hours and 34 minutes. The route begins with a steep climb through a wooded valley before transitioning to rocky landscapes, culminating in the technical scramble across Chicken Out Ridge, which offers exposed views before the final push to the summit. This difficult trail promises a demanding yet rewarding experience for seasoned hikers.

Planning your ascent requires careful consideration, as the best time to hike Borah Peak Trail is typically from late June to early September when snow conditions are optimal. Attempting the route earlier in the season may necessitate specialized mountaineering gear like an ice axe and crampons due to lingering snow and ice. No permits are required for this hike, but always check local conditions before you go to ensure a safe and enjoyable trip. Be prepared for a full day on the mountain, starting early to allow ample time for the climb and descent.

Borah Peak stands as a prominent landmark within the Salmon-Challis National Forest, offering unparalleled 360-degree panoramic views of the Lost River Range and the surrounding wilderness from its summit. This trail is renowned for its rugged beauty and the sense of accomplishment it provides. The unique geological features and the sheer scale of the landscape make it a standout experience for anyone looking to conquer a high-altitude challenge in the region.

Last updated: April 23, 2026

Tips

Includes a segment that may be dangerous

A part of this route comprises technical, difficult, or hazardous terrain. Specialist equipment and prior experience may be required.

After 2.84 km for 7.01 km

Waypoints

A

Start point

Parking

Get Directions

1

3.06 km

Borah Peak Viewpoint

Highlight • Viewpoint

The approach trail to Borah Peak, Idaho's highest mountain, is wonderfully scenic, although it's also unremittingly steep. It's well-trodden, so you shouldn't have too much difficulty following it up to where the fun begins on Chicken Out Ridge.

Tip by

2

5.64 km

Chicken Out Ridge

Highlight • Climb

Chicken Out Ridge is a narrow arête that leads to the summit of Idaho's highest point, Borah Peak. It is a challenging scramble and requires a decent head for heights. Experienced hikers who enjoy a bit of an adrenaline rush will revel in the ascent.

If you are attempting the ascent to Borah Peak, stick to the crest and do not take the faint bypass path to the left, as hikers have been known to get into difficulty by doing this. Remember: crest is best!

Tip by

3

6.12 km

Borah Peak

Highlight • Summit

Also known as Mount Borah, Borah Peak is an enticing objective. At 3,859 meters (12,662 ft), it is the highest peak in Idaho. The final ascent to the summit is a bit of a scramble, calling for a head for heights and some experience of this kind of hiking. There are sections where the rocky crest of the superbly named Chicken Out Ridge is narrow.

Tip by

B

12.7 km

End point

Parking

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Way Types & Surfaces

Way Types

7.03 km

5.66 km

Surfaces

12.7 km

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Elevation

Elevation

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Weather

Powered by Foreca

Today

Saturday 29 August

19°C

9°C

43 %

Additional weather tips

Max wind speed: 18.0 km/h

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Frequently Asked Questions

How difficult is the Borah Peak Trail?

The Borah Peak Trail is considered very difficult, often rated as 'black diamond' or Class 4. It requires a high level of physical fitness, strong scrambling abilities, and experience with exposed sections. The route is relentlessly steep, with significant scrambling over bare slabs, ledges, scree, and talus, especially in the upper sections.

How long does it typically take to hike Borah Peak?

The round-trip hike to Borah Peak's summit generally takes between 6 to 12 hours to complete, depending on individual fitness and trail conditions.

What is 'Chicken-Out Ridge' and how challenging is it?

Chicken-Out Ridge is an infamous, highly technical section of the trail involving significant scrambling and exposed sections. It features two crux sections that are Class 4 and considered 'no-fall zones' due to the exposure. Many hikers turn back at this point due to its hazards.

Where is the trailhead for Borah Peak and is parking available?

The trailhead for Borah Peak is located in the Salmon-Challis National Forest. Parking is available at the trailhead, but it's advisable to arrive early, especially during peak season, as spaces can fill up quickly for this popular and challenging ascent.

Do I need a permit or pay an entrance fee to hike Borah Peak?

No, permits are not required for hiking Borah Peak, and there are no entrance fees for accessing the trail within the Salmon-Challis National Forest.

Is the Borah Peak Trail dog-friendly?

While there are no explicit restrictions against dogs, the extreme difficulty, exposed sections, and scrambling required on the Borah Peak Trail make it generally unsuitable for most dogs. Consider the safety of your pet and other hikers before bringing a dog on this route.

What is the best time of year to hike Borah Peak?

The optimal time to hike Borah Peak is typically from late June to early September. During this period, snow has generally melted, and trail conditions are most favorable. Early in the season (May-June), snow and ice can make the route an all-out mountaineering adventure requiring an ice axe and crampons.

What can I expect to see along the route to Borah Peak's summit?

The trail offers diverse scenery. You'll start through Bristlecone Pine forests before ascending above the tree line into open, rocky landscapes. Key highlights include the Borah Peak Viewpoint, the challenging Chicken Out Ridge, and finally the Borah Peak summit itself, which provides stunning 360-degree panoramic views of the Lost River, Pioneer, and Lemhi Ranges.

What should I bring for a hike on Borah Peak?

Given the trail's difficulty and length, essential gear includes plenty of water, high-energy snacks, sturdy hiking boots, layers of clothing, sun protection, and a headlamp. Trekking poles are highly recommended, especially for the relentlessly steep descent. For early season hikes, an ice axe and crampons may be necessary.

Does the trail intersect other well-known paths?

Yes, the route primarily follows the Borah Peak Trail. However, it also passes through sections of the False Left Trail, Foolish Bypass, and White Gully, which are alternative or bypass routes for certain sections.

Are there any family-friendly hiking alternatives near Borah Peak?

While Borah Peak itself is not suitable for families or young children due to its extreme difficulty, the surrounding Salmon-Challis National Forest offers numerous other trails that are much more accessible and family-friendly. You can explore options around nearby towns like Mackay or Challis for less strenuous hiking experiences.

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