2.6
(10)
90
hikers
02:45
10.8km
30m
Hiking
Hike the moderate 6.7-mile Silver Lake and Thurmon Creek Loop in Harriman State Park, featuring Silver Lake and views of Henrys Lake.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
Parking
Get Directions
2.74 km
Highlight • Viewpoint
10.7 km
Highlight • Lake
Tip by
10.8 km
End point
Parking
Way Types & Surfaces
Way Types
9.96 km
665 m
210 m
Surfaces
6.92 km
3.20 km
728 m
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Elevation
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Weather
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Today
Thursday 9 July
28°C
7°C
0 %
Additional weather tips
Max wind speed: 13.0 km/h
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This route was planned by komoot.
The Silver Lake and Thurmon Creek Loop is approximately 10.8 kilometers (6.7 miles) long. On average, hikers can expect to complete the route in about 2 hours and 45 minutes, though this can vary based on pace and stops.
This loop is generally rated as moderate. While the Thurmon Creek section is considered easier, the Silver Lake portion can have some gentle ups and downs. It's suitable for hikers with a reasonable level of fitness.
The Silver Lake and Thurmon Creek Loop is located near Island Park, Idaho, within Harriman State Park. Specific trailhead parking information is best confirmed directly with Harriman State Park upon arrival, as maps are readily available there to help navigate.
Yes, the route incorporates sections of several trails. You'll hike along parts of the Silver Lake Trail, Thurmon Creek Loop, and the Ranch Loop, offering a varied experience within Harriman State Park.
The trail winds through dense trees and gentle hills, offering a classic Idaho forest experience. You'll encounter a tranquil lake and enjoy views of the surrounding natural environment, with a mix of dirt paths and possibly some packed surfaces.
The trail is popular for hiking from spring through fall. In winter, it transforms into a popular destination for Nordic skiing. Each season offers a unique experience, from lush greenery in summer to colorful foliage in autumn.
Absolutely! The loop offers beautiful scenery, including views of Henrys Lake and the serene Silver Lake itself. These provide excellent spots for photos and enjoying the natural beauty.
Yes, dogs are allowed on the Thurmon Creek Loop section of the trail. Please ensure your dog is on a leash and that you follow all park regulations regarding pets.
Harriman State Park typically requires an entrance fee. While specific hiking permits beyond the entrance fee are not usually required for day hikes, it's always best to check the official Harriman State Park website or contact them directly for the most current information on fees and regulations before your visit.
For a moderate hike of this length, we recommend bringing plenty of water, snacks, appropriate footwear, and layers of clothing suitable for changing weather conditions. Insect repellent can also be useful, especially during warmer months. Don't forget a map, which can be obtained at Harriman State Park.
Yes, this is a multi-use trail popular not only for hiking but also for mountain biking and trail running during the warmer months. In winter, it's a favored spot for Nordic skiing.
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