Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Routes
Hiking trails & Routes
United States
Idaho
Fremont County

Silver Lake and Thurmon Creek Loop

Moderate

2.6

(10)

90

hikers

Silver Lake and Thurmon Creek Loop

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

A

Start point

Parking

Get Directions

1

2.74 km

View of Henrys Lake

Highlight • Viewpoint

2

10.7 km

Silver Lake

Highlight • Lake

Scenic and teaming with wildlife Harriman State Park's Silver lake is a great place to ride on your way to/from Yellowstone. Or, you could stay for a while and avoid …

Tip by

B

10.8 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

9.96 km

665 m

210 m

Surfaces

6.92 km

3.20 km

728 m

Sign up to see more specific route details

Sign up for free

Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Sign up to see more specific route details

Sign up for free

Weather

Powered by Foreca

Today

Thursday 9 July

28°C

7°C

0 %

Additional weather tips

Max wind speed: 13.0 km/h

to get more detailed weather forecasts along your route

Comments

guide_signup

Want to know more?

Sign up for a free komoot account to join the conversation.

Sign up for free

This route was planned by komoot.

Save

Edit route

Download GPX

Move start point

Print

Share

Embed on a website

Report an Issue

Report restricted access

Frequently Asked Questions

How long does it typically take to complete this loop?

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.

What is the difficulty level of this hike?

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.

Where is the trailhead located and is parking available?

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.

Does this route intersect with other trails?

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.

What kind of terrain can I expect on the loop?

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.

What are the best times of year to hike this trail?

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.

Are there any notable viewpoints or landmarks along the way?

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.

Is the Silver Lake and Thurmon Creek Loop dog-friendly?

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.

Do I need a permit or is there an entrance fee for Harriman State Park?

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.

What should I bring for a hike on this loop?

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.

Is this trail suitable for mountain biking or trail running?

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.

Nearby routes

Easy

4

Upper Mesa Falls Boardwalk

00:16h

901m

30m

Explore
RoutesRoute plannerFeaturesHikesMTB TrailsRoad cycling routesBikepackingSitemap
Download the app
Follow Us on Socials

© komoot GmbH

Privacy Policy