4.6
(8677)
11,439
hikers
04:20
12.1km
750m
Hiking
Hike the moderate 7.5-mile Ptarmigan Loop Trail in White River National Forest, gaining 2454 feet for panoramic views of Lake Dillon.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
Parking
Get Directions
891 m
Highlight (Segment) • Viewpoint
Tip by
3.75 km
Highlight • Viewpoint
Tip by
6.76 km
Highlight • Trail
Tip by
12.1 km
End point
Parking
Way Types & Surfaces
Way Types
11.9 km
184 m
Surfaces
11.9 km
184 m
Sign up to see more specific route details
Sign up for free
Elevation
Sign up to see more specific route details
Sign up for free
Weather
Powered by Foreca
Tuesday 14 July
29°C
8°C
-- %
Additional weather tips
Max wind speed: -- km/h
to get more detailed weather forecasts along your route
This route was planned by komoot.
The Ptarmigan Loop Trail is a moderate hike that typically takes around 4 hours and 20 minutes to complete. This duration can vary based on your pace, the number of stops you make, and trail conditions.
The trail begins with a steep climb through a large meadow before entering forested areas. It features gradual switchbacks as it ascends, passing through aspen groves and pine forests. As you gain elevation, the landscape opens up to an expansive ridge with alpine terrain, offering panoramic views. You can expect vibrant wildflowers and trickling brooks along the way.
Yes, the trail offers several stunning viewpoints. You'll find a fantastic View of Lake Dillon from Ptarmigan Loop Trail. Further along, the Ptarmigan Loop Trail Overlook provides breathtaking views of the Tenmile Range and Eagles Nest Wilderness. The trail also leads to the summit of Ptarmigan Peak, offering expansive vistas across Summit County.
The trail is accessible in the Silverthorne area of Colorado. Parking is typically available at the trailhead, though it's advisable to arrive early, especially during peak season, as parking can fill up quickly. Specific trailhead details can often be found on local forest service maps or komoot's tour page.
Generally, trails within the White River National Forest are dog-friendly, but dogs must be kept on a leash to protect wildlife and ensure a pleasant experience for all hikers. Always pack out any waste.
The best time to hike the Ptarmigan Loop Trail is typically from late spring through early fall (June to September). During this period, snow has usually melted, and wildflowers are abundant. Fall offers spectacular autumn colors. Always check weather conditions before heading out, as high-altitude weather can change rapidly.
While there isn't typically an entrance fee to access the White River National Forest itself, some specific areas or trailheads might require a day-use fee or a recreation pass. It's always best to check the latest regulations on the U.S. Forest Service website for the White River National Forest before your visit.
As you ascend towards the summit, you might spot pikas and marmots. The trail also passes through diverse ecosystems, offering opportunities to see various bird species and other small mammals common to the Rocky Mountains. Remember to observe wildlife from a distance and never feed them.
Yes, the route also passes through sections of the CDT ilcST, CDT iiyST, Ptarmigan Pass Trail, Angler Mountain Trail, Ptarmigan Peak Trail, and Hyatt Ranch Connect Trail, offering options for longer or alternative routes.
While rated as 'moderate' with a significant elevation gain, the trail features gradual switchbacks once it gets steeper, making the ascent manageable for those with a reasonable level of fitness. The initial climb can be steep, but the effort-to-reward ratio for the views is excellent. It's a good option for hikers looking to challenge themselves without extreme difficulty.
Given the trail's moderate difficulty and high-altitude exposure, it's recommended to bring plenty of water, snacks, layers of clothing (weather can change quickly), sun protection (hat, sunscreen), and sturdy hiking boots. Trekking poles can be helpful for stability, especially on steeper sections or if any snow patches remain early in the season.
Comments
Want to know more?
Sign up for a free komoot account to join the conversation.
Sign up for free