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United States
Colorado
Larimer County

Twin Crater Lakes via West Branch Trail

Moderate

4.6

(9130)

9,131

hikers

Twin Crater Lakes via West Branch Trail

03:24

10.3km

770m

Hiking

Hike the moderate Twin Crater Lakes via West Branch Trail in Rawah Wilderness, gaining 2536 feet over 6.4 miles to stunning alpine lakes.

Last updated: February 26, 2026

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1

10.3 km

Twin Crater Lakes

Highlight • Lake

The Twin Crater Lakes are a truly stunning set of alpine lakes deep in the seldom-visited Rawah Wilderness. Those who do decide to make the trek up to these lakes …

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10.3 km

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Way Types & Surfaces

Way Types

10.3 km

< 100 m

< 100 m

Surfaces

10.3 km

< 100 m

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Elevation

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Tuesday 19 May

2°C

-9°C

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This route was planned by komoot.

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Frequently Asked Questions

How difficult is the Twin Crater Lakes via West Branch Trail?

This trail is generally considered difficult or moderately strenuous, best suited for experienced hikers with good physical fitness. Expect significant elevation gain, strenuous sections, and challenging terrain, including potential creek crossings and unstable boulders above treeline.

What is the terrain like on this route?

The terrain is diverse and often strenuous. You'll start through pleasant aspen and pine forests, transitioning to spruce/fir. Expect steep climbs, switchbacks, and multiple creek crossings, some of which may require wading. Above treeline, the path becomes rockier with unstable boulders. Deadfall can also be present.

What are the main points of interest along the trail?

The ultimate reward is reaching the stunning Twin Crater Lakes, nestled in a dramatic glacial cirque. Along the way, you'll experience beautiful aspen groves, pine forests, and open meadows that burst with wildflowers in season, offering incredible alpine vistas.

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

Hiking later in the summer is highly recommended. Earlier in the season, you might encounter difficult trail conditions, including persistent snowfields, especially at higher elevations. Late summer offers the best chance for clear trails and vibrant wildflowers.

Is the Twin Crater Lakes via West Branch Trail dog-friendly?

Yes, dogs are generally allowed on this trail. However, as it's located within the Rawah Wilderness, always ensure your dog is under control, preferably on a leash, to protect wildlife and preserve the natural environment. Be prepared for strenuous conditions that might be challenging for some dogs.

Do I need a permit or pay an entrance fee for this trail?

The Twin Crater Lakes via West Branch Trail is located within the Rawah Wilderness of Roosevelt National Forest. Generally, there are no specific permits required for day hiking, nor are there entrance fees for the wilderness area itself. However, always check the latest regulations from the US Forest Service before your trip, especially for overnight backpacking.

Where does the trail start and is there parking available?

The trail typically starts from the West Branch Trailhead. Parking is usually available at the trailhead, but it can fill up quickly, especially on weekends during peak season. Arriving early is advisable to secure a spot.

What kind of wildlife might I see on the route?

The Rawah Wilderness is home to various wildlife. Hikers often have the chance to spot animals such as moose and deer, particularly in the open meadows. Keep an eye out for smaller mammals and a variety of bird species as well.

Does this trail connect with other paths?

Yes, the route utilizes sections of several official trails. You will hike along parts of the Rawah Trail, the West Branch Trail, and the Twin Crater Lakes Trail. It also briefly intersects with the Skyline Ditch trail.

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

The most common way to experience the Twin Crater Lakes via West Branch Trail is as an out-and-back hike. While longer loops combining other trails in the Rawah Wilderness are possible, they typically extend the distance significantly and may require multi-day backpacking.

What should I bring for a hike to Twin Crater Lakes?

Given the trail's difficulty and alpine environment, essential items include plenty of water, high-energy snacks, sturdy hiking boots, layers of clothing (weather can change rapidly), sun protection, and navigation tools. Trekking poles can be very helpful for the steep and rocky sections.

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