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Hiking trails & Routes
United States
Colorado
Gunnison County

Henry Lake via South Lottis Trail

Hard

4.8

(9446)

15,883

hikers

Henry Lake via South Lottis Trail

06:07

19.7km

750m

Hiking

Hike the difficult Henry Lake via South Lottis Trail in Fossil Ridge Wilderness, covering 12.3 miles to a stunning alpine lake.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

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1

9.85 km

Henry Lake

Highlight • 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.

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19.7 km

End point

Parking

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Way Types & Surfaces

Way Types

19.7 km

< 100 m

Surfaces

19.7 km

< 100 m

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Elevation

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Weather

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Today

Sunday 12 July

27°C

7°C

0 %

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Max wind speed: 14.0 km/h

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Frequently Asked Questions

Where can I park to access the Henry Lake via South Lottis Trail?

The primary access point for the Henry Lake via South Lottis Trail is typically from the South Lottis Creek Trailhead. This trailhead is located within the Fossil Ridge Wilderness area. Specific parking details and directions can often be found on the USDA Forest Service website for the Gunnison National Forest.

Is the Henry Lake via South Lottis Trail dog-friendly?

Yes, dogs are generally allowed on the Henry Lake via South Lottis Trail, as it is located within the Fossil Ridge Wilderness. However, it is crucial to keep your dog on a leash at all times to protect wildlife and ensure a pleasant experience for all hikers. Always practice Leave No Trace principles, including packing out all pet waste.

What is the best time of year to hike this trail?

The hiking season for the Henry Lake via South Lottis Trail typically runs from June to September. During this period, snow has usually melted, and the weather is most favorable. Early summer offers lush greenery and wildflowers, while late summer and early fall provide cooler temperatures and potentially vibrant autumn colors.

Do I need a permit or pay an entrance fee for the Fossil Ridge Wilderness?

Generally, there are no permits required or entrance fees to hike in the Fossil Ridge Wilderness, where the Henry Lake via South Lottis Trail is located. However, regulations can change, so it's always a good idea to check the latest information on the USDA Forest Service website before your trip, especially for group sizes or specific activities.

How challenging is the Henry Lake via South Lottis Trail?

This trail is considered difficult. While the initial section along South Lottis Creek is moderate, the difficulty significantly increases as you approach Henry Lake. The final half-mile involves a rapid and steady climb, gaining substantial elevation, including grueling switchbacks. It's recommended for hikers with good fitness and sure-footedness due to rocky and exposed sections.

What kind of terrain and scenery can I expect on the route?

The trail offers diverse terrain, starting with lush forest lands of pine and aspen groves alongside South Lottis Creek. As you ascend, you'll encounter impressive granite outcroppings, and the path becomes more rocky and exposed. The scenery transitions from dense forests and gurgling creeks to mountain views, wildflower-filled clearings, and eventually the dramatic alpine basin of Henry Lake, framed by peaks like Henry Mountain and Grizzly Peak.

What are the main points of interest along the route?

The primary highlight of this hike is reaching Henry Lake, a crystalline alpine lake nestled in a stunning basin with panoramic views of the Sawatch Mountain Range. Along the way, you'll parallel South Lottis Creek, pass by Lamphier Lake, and traverse through the scenic Fossil Ridge Wilderness, known for its ancient sea fossils and glacial carvings.

Is this a crowded trail, or can I expect solitude?

The Henry Lake via South Lottis Trail is known for offering a more secluded experience compared to more popular trails in the region. It allows hikers to escape the crowds often found on other high-country routes, providing a tranquil nature escape within the Fossil Ridge Wilderness.

Are there any alternative routes or extensions from the South Lottis Trail?

Yes, the South Lottis Trail can connect to other paths. The route itself utilizes sections of the South Lottis Trail and the Henry Lake Trail. You might also encounter junctions leading to other areas within the Fossil Ridge Wilderness, such as the Union Canyon Trail 99631, offering possibilities for longer excursions or exploring nearby Lamphier Lake.

What kind of wildlife or natural features might I encounter?

The Fossil Ridge Wilderness is home to diverse wildlife, though sightings are never guaranteed. You might spot deer, elk, marmots, pikas, and various bird species. The area is also notable for its ancient sea fossils embedded in the limestone ridges, and you'll pass through wildflower-filled clearings and meadows, especially near the Henry Lake Trail junction.

What should I pack for a hike on the Henry Lake via South Lottis Trail?

Given the trail's length and difficulty, pack essentials for a full-day hike in the high country. This includes plenty of water, high-energy snacks, layers of clothing (weather can change rapidly), rain gear, sun protection (hat, sunglasses, sunscreen), a map and compass or GPS device, a first-aid kit, and sturdy hiking boots. Trekking poles can be very helpful for the steep and rocky sections.

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