Purple Mountain Trailhead
Cars line a paved road beside a dense pine forest as a Purple Mountain Trailhead sign marks Yellowstone National Park.
Meadow at Purple Mountain Trailhead, Yellowstone National Park, with pines along the edge and two grazing animals in distance.
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Purple Mountain Trailhead

Trails★★★★★
Last Updated: January 2026

Overview

About This Trail

Mission: tackle a sustained uphill to the summit. This is a 6- to 6.6-mile out-and-back with about 1,500–1,590 feet of gain. It’s a grind—carry 3 liters minimum, bear spray, and sturdy footwear. High reward for the effort: views of the Gibbon/Madison Rivers and distant geyser basins.

Highlights

Difficulty Level

Strenuous

Trail Highlights

Summit rewards with views of the Gibbon and Madison Rivers, distant geyser basins, and clear days may reveal the Tetons.

Insider Tips

• Start before 7:00 AM to beat thunderstorms • Trekking poles ease the descent • Check snow conditions if hiking in early summer • Bear spray practice and safety

Best Season to Hike

Summer and early fall (July to September)

Hiking Tips

  • Carry at least 3 liters of water.
  • Bear spray and know how to use it.
  • Start cold and warm up.
  • Trekking poles recommended for descent.
  • Check snow conditions; micro-spikes may be needed in early season.

Family Info

Moderately experienced hikers; families with older children due to strenuous climb

ℹ️ Data Sources

Information is compiled from official sources, verified traveler reviews, and editorial research. Learn how YourNPGuide works →