Most Difficult Hiking Trails in Idaho | Extreme Idaho Hikes

The Most Difficult Hiking Trails in Idaho: Challenge Yourself in the Gem State

Table of Contents

• Introduction
• Borah Peak
• Thompson Peak
• He Devil Peak
• Mount Regan
• The Grand Sawtooth Loop
• Final Thoughts
• FAQ

Introduction

Idaho's rugged terrain offers more than just scenic beauty—it also presents a serious challenge to those looking for the most difficult hiking trails. From towering peaks to backcountry treks that test your endurance, these trails are for the brave and bold. If you're ready to push your limits, check out these intense hikes that will leave you both breathless and exhilarated!

Borah Peak

If you're looking for the ultimate Idaho hiking challenge, Borah Peak is the place to start. At 12,662 feet, Borah Peak is the highest point in Idaho, and the hike to the summit is as demanding as it gets. The ascent is steep, and hikers must navigate the infamous "Chicken-Out Ridge," a narrow, exposed section that requires some scrambling and a good head for heights.

• Difficulty: Extremely strenuous
• Elevation Gain: Over 5,200 feet
• Best time to hike: July through September
• What to expect: Steep climbs, exposed ridges, and incredible views from the top.

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Thompson Peak

At 10,751 feet, Thompson Peak is the tallest peak in the Sawtooth Mountains, offering jaw-dropping views for those who make the climb. The hike is about 12 miles round trip, with the final push to the summit requiring some serious scrambling over loose rocks. This hike is not for the faint of heart, but the panoramic view from the top is worth every ounce of effort.

• Difficulty: Strenuous
• Best time to hike: July to October
• Terrain: Rocky, with steep ascents and some exposed sections.

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He Devil Peak

Located in the Seven Devils Mountain Range, He Devil Peak is another formidable hike. Standing at 9,393 feet, this challenging trail leads you to the top of the highest peak in the range. The trail requires a lot of stamina and experience with difficult terrains, and you'll have to deal with loose rocks, sharp ridges, and some exposure.

• Difficulty: Strenuous
• Best time to hike: June to October
• Notable features: Spectacular views of Hells Canyon and the Snake River far below.

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Mount Regan

For the intrepid adventurer, Mount Regan in the Sawtooth Wilderness offers a highly technical and grueling climb. This hike is notorious for its loose rock, scree, and off-trail navigation. At 10,190 feet, Mount Regan is one of the more isolated peaks in the Sawtooths, and few attempt this challenging ascent.

• Difficulty: Extremely strenuous and technical
• Elevation Gain: 4,000+ feet
• What to expect: Unmarked trails, scrambling, and rock climbing.

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The Grand Sawtooth Loop

For the ultimate backcountry experience, the Grand Sawtooth Loop is an epic multi-day hike that will test even the most experienced hikers. This 60+ mile loop takes you deep into the heart of the Sawtooth Wilderness, crossing multiple mountain passes, alpine lakes, and rugged terrain. It’s not just the distance that makes this trail tough—it’s the constant elevation gain and loss that makes this one of Idaho’s hardest treks.

• Difficulty: Extremely strenuous (multi-day hike)
• Best time to hike: July through September
• What to bring: Full backpacking gear, extra food, and navigation tools.

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Final Thoughts

Idaho is a paradise for those seeking extreme outdoor adventures. The trails listed here are some of the most difficult hikes in Idaho, designed to challenge your physical and mental endurance. But with these challenges come incredible rewards—panoramic views, pristine wilderness, and the satisfaction of conquering nature’s toughest obstacles.

If you’re an adrenaline junkie or an avid hiker, Idaho’s trails will push you to new heights, both literally and figuratively. Don’t forget to prepare adequately before setting off on these challenging routes!

FAQ

What is the most difficult hike in Idaho?
Borah Peak is often considered the hardest hike due to its steep ascent and the infamous "Chicken-Out Ridge," which requires technical climbing skills.

How should I prepare for difficult hikes?
Ensure you have proper gear (hiking boots, backpack, navigation tools), enough water and food, and know the weather conditions before setting off. Consider training beforehand, especially for high-altitude hikes.

Is it safe to hike alone on these trails?
For these challenging hikes, it’s recommended to hike with a partner or group, especially if you’re tackling technical or isolated trails like Mount Regan or the Grand Sawtooth Loop. Safety in numbers!