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Routes
Hiking trails & Routes
United States
Colorado
Clear Creek County

Loch Lomond & Upper Lakes Trail loop

Easy

4.8

(9427)

9,428

hikers

Loch Lomond & Upper Lakes Trail loop

01:05

3.54km

130m

Hiking

Hike an easy 2.2-mile loop through Arapaho National Forest, exploring alpine lakes like Loch Lomond and enjoying views of the Continental Di

Last updated: February 26, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

James Peak Wilderness

Arapaho National Forest

Waypoints

A

Start point

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1

51 m

Loch Lomond

Highlight • Lake

Loch Lomond is a mountain lake in the high forests of Colorado. There are actually several lakes in the area, and they are all interconnected, with Loch Lomond being the …

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2

988 m

Ohman Lake and Reynolds Lake

Highlight (Segment) • Lake

This section of trail goes to the upper lakes. Directly above Loch Lomond is Ohman Lake, and Reynolds Lake (with Ice Lake even further up the basin). Once the trail …

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B

3.54 km

End point

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Way Types & Surfaces

Way Types

3.54 km

Surfaces

3.54 km

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Elevation

Elevation

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

Highest point (3,540 m)

Lowest point (3,410 m)

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park for the Loch Lomond & Upper Lakes Trail loop?

Parking is available at the trailhead. Be aware that the trail primarily follows a rocky 4x4 road, and vehicle access can be seasonally limited by gates. During closures, the lake is often still accessible on foot.

Is the Loch Lomond & Upper Lakes Trail loop dog-friendly?

Yes, the trail is generally dog-friendly. However, as it's located within Arapaho National Forest, always ensure your dog is under control, preferably on a leash, and follow all Leave No Trace principles, including packing out all waste.

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

The best time to hike is typically during the summer and early fall when the snow has melted, and wildflowers are in bloom. Vehicle access is seasonal, but the trail can be accessed on foot for snowshoeing in the off-season. Be prepared for quickly changing weather conditions and potential summer storms due to the high elevation.

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

As the trail is located within Arapaho National Forest, specific permits may be required for certain activities like dispersed camping or fishing. For general hiking, there isn't typically an entrance fee for the forest itself, but it's always best to check the official USDA Forest Service website for the most current regulations and any required permits.

What is the terrain like on the Loch Lomond & Upper Lakes Trail loop?

The trail primarily follows a rocky 4x4 road, which is shared with off-road vehicles. This makes the path generally explicit and easy to follow. You'll encounter dense forests, creeks, and meadows, with breathtaking alpine views and granite peaks at higher elevations. The rocky nature can be tough on ankles, and there might be water crossings, especially early in the season.

What are the main points of interest along the route?

The route offers access to a beautiful network of alpine lakes. You'll pass by Loch Lomond, the largest and lowest, as well as Ohman Lake and Reynolds Lake. The trail also provides tremendous views of the Continental Divide and distant peaks like Mount Evans and Mount Bierstadt.

How long does it typically take to hike this loop?

The loop is approximately 3.5 kilometers (2.2 miles) long with about 125 meters (410 feet) of elevation gain. It typically takes around 1 hour and 5 minutes to complete, making it a relatively quick and accessible hike.

Is this trail suitable for beginners or families with children?

Yes, the shorter Loch Lomond & Upper Lakes Trail loop is considered easy and suitable for most fitness levels, including families with children. The consistent incline and rocky terrain should be noted, but it's a manageable distance and elevation for beginners.

What kind of wildlife might I see on the trail?

The Arapaho National Forest is home to diverse wildlife. Along this trail, you might have opportunities for birding and could potentially spot mountain goats and bighorn sheep, especially in the higher alpine areas.

Does this trail connect to other hiking routes?

Yes, the area provides excellent connectivity. It offers access to the Continental Divide National Scenic Trail and a connector to James Peak via the Upper Lakes trail, allowing for extended trips into the wilderness. A small portion of the route also follows Loch Lomond Road.

What should I know about sharing the trail with 4x4 vehicles?

This trail is a popular multi-use route, accommodating hikers, mountain bikers, and off-road vehicles. Since it primarily follows a rocky 4x4 road, hikers should be mindful of vehicular traffic and yield to vehicles. High-clearance 4x4s are recommended for the road, indicating its rugged nature.

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