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Hiking trails & Routes
Clear Creek County
St. Mary's

Loch Lomond Trail

Moderate

36

hikers

Loch Lomond Trail

02:15

7.41km

260m

Hiking

Hike the moderate 4.6-mile Loch Lomond Trail in Arapaho National Forest, climbing through forests to an alpine lake with panoramic mountain

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Arapaho National Forest

Waypoints

A

Start point

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1

3.70 km

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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7.41 km

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Way Types & Surfaces

Way Types

7.14 km

202 m

< 100 m

Surfaces

4.49 km

2.65 km

202 m

< 100 m

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Elevation

Elevation

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Highest point (3,410 m)

Lowest point (3,150 m)

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Weather

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Today

Friday 29 May

11°C

2°C

78 %

Additional weather tips

Max wind speed: 14.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park to access the Loch Lomond Trail?

The trail is located near Idaho Springs in Clear Creek County, Colorado. Parking is typically available at the trailhead, which is shared with off-road vehicles. It's advisable to arrive early, especially during peak season, as parking can fill up quickly.

Is the Loch Lomond Trail dog-friendly?

Yes, the Loch Lomond Trail is generally dog-friendly. However, as it's a multi-use trail shared with off-road vehicles, it's crucial to keep your dog on a leash for their safety and the safety of others. Always practice Leave No Trace principles, including packing out all pet waste.

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

The best time to hike the Loch Lomond Trail is typically from late spring through early fall (June to September) when the snow has melted, and wildflowers are in bloom. During summer, you'll enjoy vibrant alpine scenery. The trail is also accessible for snowshoeing in winter, offering a different experience.

Are there any permits or fees required to hike in Arapaho National Forest?

While there isn't a specific permit required for hiking the Loch Lomond Trail itself, it is located within the Arapaho National Forest. Always check the official US Forest Service website for any current regulations, fire restrictions, or potential day-use fees that might apply to the broader area before your visit.

What is the terrain like on the Loch Lomond Trail?

The terrain gradually climbs in elevation, starting through dense forests and eventually moving above the treeline into an exposed, rocky alpine tundra. Due to its shared nature with off-road vehicles, the path can be quite rocky and uneven, potentially being tough on ankles, and may include water crossings.

What kind of scenery and landmarks can I expect to see?

Hikers will pass through dense forests, transitioning to alpine tundra with bright wildflowers in summer. The highlight is reaching Loch Lomond, an alpine lake offering panoramic views of flanking peaks, the rocky Continental Divide, and striking Mount Bancroft. You can also spot other alpine lakes like Lake Caroline, Reynolds Lake, Stewart Lake, and Ohman Lake from higher elevations.

Is this trail suitable for all hikers, given its multi-use nature?

The trail is generally graded as 'moderate' for hiking. While it involves a consistent incline and rocky sections, it's manageable for most hikers with a reasonable fitness level. Its multi-use nature means you'll share the path with 4x4 vehicles, so awareness of your surroundings is important. It's not a technical climb, but the uneven surface requires sturdy footwear.

Can I hike the Loch Lomond Trail in winter?

Yes, the Loch Lomond Trail is accessible for snowshoeing during the winter months. This offers a unique and serene experience, though conditions can be challenging. Be prepared for deep snow, colder temperatures, and potentially fewer services. Always check avalanche forecasts and trail conditions before heading out in winter.

Does the trail connect with other hiking routes?

Yes, the route also passes through sections of the CDT - Colorado Section, Loch Lomond Road, James Peak South, and Loch Lomond Spur Road. This offers opportunities for longer adventures or exploring different parts of the area.

Are there facilities or water sources along the trail?

There are no official facilities or reliable water sources directly on the trail. Hikers should plan to carry all necessary water, snacks, and supplies. Always pack out everything you pack in, including trash and human waste, to preserve the natural environment.

What should I bring for a hike on the Loch Lomond Trail?

Given the trail's rocky terrain and potential for varying weather, sturdy hiking boots are highly recommended. Bring plenty of water, snacks, sun protection (hat, sunscreen), layers of clothing for changing conditions, and a map or GPS device. Trekking poles can also be helpful for stability on the uneven surfaces.

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