3.2
(7)
81
hikers
04:21
12.8km
690m
Hiking
Hike the moderate 8.0-mile Medano Lake Trail in Great Sand Dunes National Park, gaining 2261 feet to a pristine alpine lake.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Great Sand Dunes National Preserve
San Isabel National Forest
Waypoints
Start point
Parking
Get Directions
6 m
Highlight • Mountain Pass
Tip by
6.36 km
Highlight • Lake
Tip by
12.8 km
End point
Parking
Way Types & Surfaces
Way Types
10.4 km
2.41 km
Surfaces
11.2 km
1.64 km
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Elevation
Highest point (3,510 m)
Lowest point (2,930 m)
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Weather
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Today
Monday 6 July
24°C
13°C
11 %
Additional weather tips
Max wind speed: 18.0 km/h
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This route was planned by komoot.
Accessing the trailhead requires a high-clearance 4WD vehicle to navigate Medano Pass Primitive Road, which features sandy sections, rocky terrain, and multiple creek crossings. You will also need a permit from the Great Sand Dunes National Park visitor center to access this area. For more information on park access and permits, visit the National Park Service website.
The trail traverses a varied alpine environment. You'll journey through mixed pine forests and aspens, following the forested valley of Medano Creek. The path winds upward through dense forests before opening into an exposed basin where Medano Lake is nestled. Expect rocky sections and several stream crossings; some of these may require wading as bridges aren't always available.
The scenery is consistently spectacular, immersing you in a pristine alpine setting. You'll encounter lush pines and aspens, a babbling alpine creek, and shimmering lakes. The destination, Medano Lake, is a pristine alpine lake in a mountain cirque, offering stunning reflections of the surrounding peaks, including the sheer cliffs of Mount Herard. From higher points, you can also enjoy panoramic views highlighting the contrast between the golden sand dunes and the rugged mountains.
Yes, dogs are generally allowed on the Medano Lake Trail. However, they must be kept on a leash at all times. If you plan to extend your hike to Mount Herard, be aware that the steep 1.5-mile section with bouldering and scrambling is not recommended for dogs.
The best time to hike the Medano Lake Trail is typically from late spring through early fall (roughly May to October), when the snow has melted and the weather is most favorable. Always check current conditions before you go, as alpine weather can change rapidly.
The Medano Lake Trail is generally rated as difficult or moderate. It involves a continuous and steep elevation gain, climbing approximately 2,000 feet to Medano Lake. Sure-footedness and sturdy hiking footwear are essential. Hikers should also be acclimatized to high altitudes before attempting this trek.
You may encounter diverse wildlife along the trail, including deer, marmots, beavers, and potentially bears. Always practice Leave No Trace principles and be aware of your surroundings, especially in bear country.
Dispersed backcountry camping is allowed with a permit in the Great Sand Dunes National Park and Preserve, offering opportunities for overnight stays. However, camping directly by Medano Lake itself is not permitted. Check with the park for specific regulations and permit requirements.
Yes, the route also passes through sections of the Medano Pass Primitive Road and the Medano Pass Road.
The Medano Lake Trail is located within the Great Sand Dunes National Park and Preserve, which requires an entrance fee. Fees vary depending on the type of vehicle or pass. For the most current information on entrance fees and passes, please visit the National Park Service website.
While the trail offers beautiful scenery, its difficult rating, continuous steep elevation gain, rocky sections, and stream crossings make it challenging. It is generally not recommended for young children or those new to hiking. The extension to Mount Herard is definitely not suitable for children.
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