3.3
(19)
74
runners
01:05
7.80km
270m
Running
Jog the moderate 4.8-mile Loch Lomond Trail in Arapaho National Forest, gaining 873 feet to alpine lakes and views of the Continental Divide
Last updated: February 26, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
Get Directions
44 m
Highlight • Parking
Tip by
3.70 km
Highlight • Lake
Tip by
3.89 km
Highlight • Lake
Tip by
7.80 km
End point
Way Types & Surfaces
Way Types
7.14 km
591 m
< 100 m
Surfaces
4.49 km
2.65 km
591 m
< 100 m
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Elevation
Highest point (3,410 m)
Lowest point (3,150 m)
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Weather
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Today
Sunday 17 May
9°C
-2°C
81 %
Additional weather tips
Max wind speed: 10.0 km/h
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This route was planned by komoot.
The trail primarily follows a dirt and gravel road. While it starts off relatively easy, it gradually becomes steeper with more embedded rock as you ascend. Be prepared for potential water crossings and some steep ledges along this primitive route.
You can typically find parking at the Loch Lomond Winter Trailhead. Given the trail's popularity and challenging sections, arriving early is advisable, especially on weekends.
While some sections may be manageable, the trail is generally rated as moderate for trail running due to its embedded rock, water crossings, and steep ledges. Beginners with good fitness might find it challenging, but rewarding.
You'll experience striking alpine scenery, including a mountain stream, vibrant wildflowers, and a forested landscape. The trail culminates at a beautiful alpine lake, offering views of the Continental Divide and passing by several crystal-clear lakes like Loch Lomond, Lake Caroline, and Stewart Lake.
Yes, the route intersects with sections of the CDT - Colorado Section, Loch Lomond Road, James Peak South, and Loch Lomond Spur Road.
Yes, the Loch Lomond Trail is generally dog-friendly. However, always ensure your dog is on a leash and that you pack out any waste to preserve the natural environment of Arapaho National Forest.
The best time to visit is typically from late spring through early fall (June to September) when the snow has melted, and the wildflowers are in bloom. Always check current weather and trail conditions before heading out, especially for potential snow at higher elevations early or late in the season.
While there isn't a specific permit required for hiking the Loch Lomond Trail itself, some areas within Arapaho National Forest may require a fee or permit for certain activities or amenities. It's always best to check the official Arapaho National Forest website for the most current regulations and any potential fees before your visit.
The trail offers opportunities for close encounters with alpine wildlife, such as marmots. Keep an eye out for other high-altitude species, but remember to observe from a distance and never feed wild animals.
The trail is primarily an out-and-back route to the main alpine lake. However, the area around the lake itself is described as a "donut" shaped off-road loop, allowing for some exploration at the top before returning the way you came.
The trail becomes progressively steeper with embedded rock, and high-clearance vehicles are recommended for driving portions of the route, indicating its challenging nature for foot travel in some areas. For a more enjoyable experience, consider starting early to avoid crowds and allow ample time to navigate the rougher sections, especially if you plan to explore the upper lake area.