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Routes
Hiking trails & Routes
United States
Colorado
Garfield County

Mandall Lakes Trail

Moderate

4.7

(4306)

8,571

hikers

Mandall Lakes Trail

03:30

11.9km

340m

Hiking

Embark on the Mandall Lakes Trail, a moderate hike that takes you through the expansive Flat Tops Wilderness. You will cover 7.4 miles (11.9 km) and gain 1114 feet (340 metres) in elevation, typically taking about 3 hours and 30 minutes to complete. The route winds through lush aspen and…

Last updated: April 23, 2026

Waypoints

A

Start point

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1

5.97 km

Black Mandall Lake

Highlight • Lake

Black Mandall Lake is a picture postcard alpine lake, surrounded by pine forest and lush meadows. You can enjoy pure solitude and if you are into fishing, this is a great spot to do so.

Tip by

2

7.29 km

Slide Mandall Lake

Highlight • Lake

Slide Mandall Lake lies at the base of the towering walls that build the Flat Tops. A perfect spot to relax and enjoy the pristine nature.

Tip by

B

11.9 km

End point

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Way Types & Surfaces

Way Types

11.9 km

Surfaces

11.9 km

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Elevation

Elevation

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Weather

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Today

Wednesday 27 May

12°C

2°C

47 %

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Max wind speed: 9.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How long does it typically take to hike this trail?

The Mandall Lakes Trail is a moderate hike that typically takes around 3 hours and 30 minutes to complete. This estimate is for the full 11.9 km route.

What is the terrain like on the route?

The trail offers diverse terrain, starting with ascents through lush aspen slopes before entering the Flat Tops Wilderness. You'll encounter shaded fir and aspen forests, vibrant green meadows, and several creek crossings. Higher elevations reveal dramatic volcanic peaks and flat-topped cliffs, often adorned with wildflowers.

What notable features or landmarks will I see along the way?

The route is renowned for its pristine alpine lakes. You'll pass by Black Mandall Lake and Slide Mandall Lake, both offering picturesque views. The trail also leads to Mandall Pass, which provides panoramic views of the surrounding Flat Top Mountain and the Mandall Lakes Basin.

When is the best time of year to hike the Mandall Lakes Trail?

The best time to hike is generally during late spring, summer, and early fall. Be aware that spring can bring challenging creek crossings due to high runoff. Summer offers vibrant wildflowers, while fall provides stunning foliage. Always check local conditions before you go.

Is the Mandall Lakes Trail dog-friendly?

Yes, dogs are generally permitted on the Mandall Lakes Trail. As it's located within the Flat Tops Wilderness of the Routt National Forest, it's important to keep your dog on a leash to protect wildlife and ensure a pleasant experience for all hikers.

Do I need a permit or is there an entrance fee for the trail?

The Mandall Lakes Trail is located within the Routt National Forest and the Flat Tops Wilderness. Generally, there are no specific permits required for day hiking in these areas, nor are there entrance fees. However, it's always a good idea to check the latest regulations on the USDA Forest Service website for any updates or specific wilderness area rules.

Where can I park for the Mandall Lakes Trail?

Specific parking information for the Mandall Lakes Trailhead is typically available through the Routt National Forest service. Look for designated parking areas near the trail's starting point, which are usually well-marked. Arriving early, especially on weekends, is recommended to secure a spot.

What wildlife might I encounter on the trail?

The Flat Tops Wilderness is home to diverse wildlife. Hikers may spot deer, elk, and various bird species like grouse. Keep an eye out, especially in the meadows and forested areas, and always maintain a respectful distance.

Are there any loop options or alternative routes for this trail?

While the primary route is often hiked as an out-and-back, some sources suggest looped options exceeding 13 kilometers. Beyond Mandall Pass, experienced hikers can navigate cross-country to destinations like Orno Peak and the iconic Devil's Causeway, though these are not part of the marked trail.

Does the trail intersect other well-known paths?

Yes, the route primarily follows the Mandall Lakes Trail for about 94% of its length. It also briefly intersects with sections of the Black Mandall Trail for approximately 9% of the route.

What is the difficulty level of the Mandall Lakes Trail?

The Mandall Lakes Trail is rated as moderate. It involves a significant elevation gain of 340 meters and covers a distance of nearly 12 kilometers, making it a good challenge for hikers with some experience.

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