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United States
Colorado
Gunnison County

Fossil Ridge Wilderness

The best walks and hikes in Fossil Ridge Wilderness

18

hikers

8

hikes

Hikes in Fossil Ridge Wilderness explore a landscape defined by a high limestone ridge and glacial valleys. The region is characterized by rugged terrain with trails leading to several high mountain lakes through forests of pine, spruce, and aspen. The routes feature significant elevation gain, reflecting the area's mountainous character within the Colorado Rockies.

Best hiking trails in Fossil Ridge Wilderness

  • The most popular hiking route is South Lottis Trail to Lamphier Lakes and Gunsight Pass — Fossil Ridge Wilderness, a 5.9 mile (9.5 km) trail that takes around 3 hours 20 minutes to complete. This route leads to the Lamphier Lakes and provides access to Gunsight Pass.
  • Another top favourite among local hiking enthusiasts is Henry Lake via South Lottis Trail — Fossil Ridge Wilderness, a difficult 16.2 mile (26.0 km) path. This challenging hike involves substantial elevation gain on the way to Henry Lake.
  • Local hiking enthusiasts also love the Fossil Ridge Trail to Boulder Lake — Fossil Ridge Wilderness, a 6.7 mile (10.8 km) trail leading through the wilderness to Boulder Lake, often completed in about 3 hours 40 minutes.
  • Hiking in Fossil Ridge Wilderness is defined by high-altitude lakes, prominent limestone ridges, and forested glacial valleys. The trail network offers options for both moderate day hikes and more difficult, longer routes.
  • The guide includes highly-rated routes that showcase the best of the region's landscape. More than 15 hikers have used komoot to explore Fossil Ridge Wilderness's varied terrain.

Last updated: July 8, 2026

2

hikers

#1.

Lamphier Lake

4.10km

01:37

510m

0m

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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Moderate

2

hikers

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Moderate
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7

hikers

6.17km

02:18

430m

430m

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Moderate

5

hikers

9.50km

03:22

590m

590m

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Moderate

2

hikers

Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.

Hard
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Tips from the Community

Vincent Reboul
May 11, 2022, Henry Lake

Lake Henry is difficult to access. A steep climb awaits you to arrive near its banks. It is located within the Gunnison National Forest and the Fossil Ridge Wilderness.

1

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Frequently Asked Questions

When is the best time to hike in Fossil Ridge Wilderness?

The ideal time for hiking is during the summer months. This is when the high-altitude trails are generally free of snow and the valleys are filled with a vibrant display of wildflowers like Columbine and Rosy Paintbrush. Autumn also offers beautiful scenery as the aspen trees change color.

Are dogs allowed on the trails in Fossil Ridge Wilderness?

Yes, dogs are generally permitted on the trails within the Fossil Ridge Wilderness. However, they must be under your control at all times to protect the area's wildlife, which includes elk, deer, and bighorn sheep. It's best practice to keep them on a leash.

Are there any easy hikes suitable for beginners or families?

The trails in Fossil Ridge Wilderness are generally rated as moderate to difficult due to the rugged terrain and significant elevation gain. There are no officially designated 'easy' trails. Hikes often involve steep climbs to reach the high mountain lakes. Shorter out-and-back sections of longer trails can be an option for those looking for a less strenuous experience.

What is the geology of the area known for?

The wilderness gets its name from the prominent limestone ridge that contains fossilized remains of prehistoric sea creatures. The landscape was shaped by ancient glaciers, which carved out the long valleys you'll hike through today. This combination of limestone and raw granite makes for a unique geological setting in the Rockies.

Can I go fishing in the lakes?

Yes, many of the high mountain lakes, such as Lamphier Lake, Mill Lake, and Henry Lake, are stocked with trout. Fishing is a popular activity for visitors, but you must have a valid Colorado fishing license. Be sure to follow all state regulations.

What kind of wildlife might I see?

Fossil Ridge is home to a variety of wildlife. Elk and deer are commonly seen in the forested valleys. If you're lucky, you might also spot a small group of mountain goats near the rocky ridges or a larger herd of bighorn sheep. Always observe wildlife from a safe and respectful distance.

Are there any good trails for seeing wildflowers?

Most trails in the area offer excellent opportunities for wildflower viewing in the summer. The meadows and valleys come alive with color. The hike to Mill Lake is a great option, as the path winds through forests and opens into meadows where flowers like Monk's Hood and Larkspur are abundant.

Do I need a permit to hike or camp in Fossil Ridge Wilderness?

No special permits are required for day hiking or backpacking in the Fossil Ridge Wilderness. However, standard wilderness regulations apply. These include practicing Leave No Trace principles, properly storing food to protect wildlife, and adhering to any fire restrictions that may be in place.

How do I get to the trailheads?

The trailheads for Fossil Ridge Wilderness are located about 16 miles northeast of Gunnison, Colorado. Access is typically via county and Forest Service roads. These roads can be rough, so a vehicle with higher clearance is recommended, especially for accessing more remote trailheads. Be sure to check road conditions before you go.

Are there options for multi-day backpacking trips?

Yes, the area is well-suited for backpacking. The trail network allows for creating various loop or point-to-point routes connecting different lakes and passes. A challenging multi-day option for experienced backpackers is the trek to Henry Lake, a 12.3-mile (19.7 km) out-and-back journey that involves considerable elevation gain and rewards with solitude and stunning alpine scenery.

What are the trail conditions like?

The wilderness has approximately 26 miles of maintained trails open only to foot and horse travel. Trails are typically rocky and can be steep. In early summer, you may still encounter snow patches at higher elevations and muddy sections from snowmelt. Always check recent conditions before your hike.

Most popular routes in Fossil Ridge Wilderness

Family-friendly hikes in Fossil Ridge Wilderness

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