3.0
(4)
57
runners
02:54
20.3km
640m
Running
Jog the difficult 12.6-mile Lake of the Clouds Trail in Rocky Mountain National Park, gaining 2089 feet to an alpine lake.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
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Waypoints
Start point
Parking
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93 m
Highlight (Segment) • Trail
Tip by
10.2 km
Highlight (Segment) • Trail
Tip by
20.3 km
End point
Parking
Way Types & Surfaces
Way Types
10.3 km
5.61 km
4.32 km
115 m
< 100 m
Surfaces
13.0 km
5.61 km
1.52 km
121 m
115 m
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Elevation
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Weather
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Today
Thursday 21 May
6°C
-5°C
74 %
Additional weather tips
Max wind speed: 17.0 km/h
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This route was planned by komoot.
This route is rated as difficult and is generally not recommended for casual jogging. It features significant elevation gain, rugged, rocky terrain, and sections that may require scrambling over boulders, especially above the treeline. It is best suited for experienced trail runners with very good fitness, sturdy shoes, and alpine experience.
The terrain is predominantly rugged and rocky, with substantial elevation changes. You can expect to encounter large boulder fields, particularly in higher sections, and some parts may require 'hand-over-feet scrambling'. The trail ascends to high altitudes, offering spectacular alpine landscapes.
The estimated duration for jogging this 20.3 km route is around 2 hours and 54 minutes. However, due to its difficult rating, significant elevation gain, and challenging terrain, individual times may vary considerably based on fitness and conditions.
As this trail is located within Rocky Mountain National Park, you will need to pay the park entrance fee. Additionally, during peak season (typically late May through mid-October), a timed entry permit may be required to access certain areas of the park, including the trailhead for this route. Check the official Rocky Mountain National Park website for the most current information on fees and permit requirements.
The best time to visit is typically late spring through early fall (June to September) when the snow has melted, and the weather is more favorable. However, be prepared for rapidly changing alpine weather conditions, even in summer. Wildflowers are abundant in mid-summer. Always check current trail conditions before heading out.
The route begins near the Grand Lake entrance of Rocky Mountain National Park. Specific parking details can vary, so it's advisable to check the Rocky Mountain National Park website for current trailhead access and parking availability. During peak season, parking lots can fill up early, and shuttle services might be in operation.
Yes, this route incorporates sections of several other trails. You will traverse parts of the Colorado River Trail and the Grand Ditch Trail. It also briefly touches upon the Timber Lake Trail and the Red Mountain Trail.
This route offers spectacular alpine scenery, including breathtaking vistas of looming mountains, verdant woodlands, and high-altitude lakes. The Lake of the Clouds Trail itself leads to a spectacular alpine lake nestled between the Never Summer Wilderness and Rocky Mountain National Park, providing fantastic views of the surrounding epic mountains and forests.
No, dogs are generally not permitted on trails within Rocky Mountain National Park, including the Lake of the Clouds Trail. Pets are only allowed in developed areas, along roads, in campgrounds, and in picnic areas. Service animals are an exception.
Given the difficult rating, high elevation, and rugged terrain, essential gear includes sturdy trail running shoes with good ankle support, layers of clothing suitable for alpine weather, plenty of water and snacks, sun protection (hat, sunglasses, sunscreen), and a map or GPS device. Trekking poles can also be beneficial for stability on rocky sections.
While this specific route is very challenging, Rocky Mountain National Park offers a variety of trails. For less experienced joggers, consider exploring trails at lower elevations or those specifically marked as easy to moderate. Check the park's official trail guides for suitable alternatives that match your fitness level.