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Routes
Hiking trails & Routes
United States
Colorado
San Miguel County

Lewis Lake and Blue Lake Trail

Moderate

4.8

(8722)

12,737

hikers

Lewis Lake and Blue Lake Trail

05:00

13.0km

810m

Hiking

The Lewis Lake and Blue Lake Trail offers a rewarding moderate hike, covering 8.1 miles (13.0 km) with a significant elevation gain of 2646 feet (806 metres). You can expect to spend around 4 hours and 59 minutes exploring its varied terrain. As you hike, you will pass through old…

Last updated: April 23, 2026

Tips

Your route passes through a protected area

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Waypoints

A

Valley View

Highlight • Viewpoint

A few more switchbacks to climb, and you have this magnificent view of this incredible valley that is offered to you.

Tip by

1

1.14 km

2

11.2 km

Blue Lake

Highlight • Lake

3

11.2 km

B

13.0 km

End point

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Way Types & Surfaces

Way Types

12.6 km

416 m

Surfaces

5.06 km

4.57 km

2.58 km

802 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

Powered by Foreca

Today

Friday 10 July

24°C

6°C

0 %

Additional weather tips

Max wind speed: 18.0 km/h

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Frequently Asked Questions

How challenging is the Lewis Lake and Blue Lake Trail?

This trail is generally considered moderate-strenuous, with sections that can be quite challenging due to significant elevation gain and rugged terrain. While komoot rates this specific route as moderate, the full loop options that include Bridal Veil Falls are often graded as difficult or hard, suitable for experienced hikers. Expect steady climbing and high-altitude conditions.

What is the terrain like on the trail?

The terrain is varied and often rugged. You'll traverse old mining roads and tracks, which can include rocky sections. As you gain elevation, the landscape becomes more alpine with glacial cirques and rocky basins. Expect to encounter large talus (rock fragments) in certain areas, especially at higher altitudes.

What scenic views and points of interest can I expect?

The trail offers spectacular and diverse scenery. Highlights include crystal clear alpine lakes like Blue Lake and Lewis Lake, often nestled in dramatic glacial cirques. You'll also find panoramic views of the Telluride valley, surrounding peaks, and historic mining remains, such as the largely intact Lewis Mill. Don't miss the Valley View for breathtaking vistas.

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

The best time to hike is typically from mid-July to early-August, when the hillsides are often awash with spectacular wildflower displays. Due to the high elevation, the trail is usually only accessible during the summer and early fall months, before snow makes conditions difficult or impassable.

Is the Lewis Lake and Blue Lake Trail dog-friendly?

Yes, dogs are generally allowed on this trail. However, it's always best to keep them on a leash to protect wildlife and ensure a pleasant experience for all hikers. Be mindful of the rugged terrain and high altitude, which can be challenging for some pets.

Are there any permits or fees required to hike here?

The Lewis Lake and Blue Lake Trail is located within the Uncompahgre National Forest. Generally, there are no specific permits required for day hiking on established trails within the National Forest, nor are there entrance fees. However, always check the official US Forest Service website for the latest regulations, especially if planning an overnight trip or if specific areas have seasonal restrictions.

Where can I park to access the trailhead?

Specific parking information can vary, but access points are typically near the Bridal Veil Falls area outside Telluride. Given the trail's popularity and challenging nature, arriving early, especially on weekends, is advisable to secure parking. Some longer loop options might start from the very bottom of the Bridal Veil Falls road.

Is this a loop trail or an out-and-back?

While the core Lewis Lake and Blue Lake sections can be hiked as an out-and-back, this route is often incorporated into larger loop options. Many hikers combine it with the Bridal Veil Falls area or extend it to include other basins, creating a more extensive and challenging loop experience.

Does the trail connect with other paths?

Yes, the route passes through sections of other well-known paths. You'll find it intersects with the Bridal Veil Trail, the Blue Lake Trail, and the Bridal Veil Wagon Road. A small portion also crosses the Telluride Via Ferrata.

Are there any historical sites along the route?

Absolutely. The area is rich in mining history. You'll pass significant remnants, including the largely intact historic Lewis Mill, which is one of the best-preserved examples of an early 1900s transitional mill. There are also old tram remains, mining cabins, and bunkhouses, offering a glimpse into Colorado's past.

What should I bring for a hike on this trail?

Given the high elevation and rugged terrain, it's crucial to be prepared. Bring plenty of water, high-energy snacks, layers of clothing (weather can change rapidly), sun protection (hat, sunscreen), sturdy hiking boots, and a map or GPS device. Trekking poles can also be very helpful on steep or rocky sections.

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