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Running trails & routes
United States
Washington
King County
Issaquah

Talus Rocks Running loop

Moderate

2.7

(14)

70

runners

Talus Rocks Running loop

00:51

5.95km

240m

Running

Jog the moderate 3.7-mile Talus Rocks Running loop in Tiger Mountain State Forest, featuring unique moss-covered boulders and forest views.

Last updated: February 26, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Tradition Plateau Natural Resource Conservation Area

West Tiger Mountain Natural Resource Conservation Area

Waypoints

A

Start point

Parking

Get Directions

1

2.27 km

Talus Rocks

Highlight • Natural Monument

This natural area is known for its unique rock formations and beautiful moss-covered boulders. You can explore this enchanting area, marvel at these rock formations, and appreciate the serene beauty of the surrounding forest.

Tip by

2

4.97 km

An interesting find on this peaceful trail is an old school bus. Originally used by logging companies to transport crews to work sites on the mountain, the bus was left abandoned and stripped of its engine and tires by 1954.

Tip by

B

5.95 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

4.46 km

1.28 km

164 m

< 100 m

Surfaces

4.93 km

362 m

299 m

164 m

< 100 m

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Elevation

Elevation

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

Highest point (390 m)

Lowest point (150 m)

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Weather

Powered by Foreca

Today

Sunday 6 September

22°C

7°C

14 %

Additional weather tips

Max wind speed: 12.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park to access the Talus Rocks Running loop?

The most common access point for this loop is via the West Tiger Mountain #3 trailhead. There is typically a designated parking area at the trailhead. Be sure to check for any specific parking regulations or fees for the Tradition Plateau Natural Resources Conservation Area before your visit.

Are there any permits or entrance fees required for this running loop?

The Talus Rocks Running loop is located within the Tradition Plateau Natural Resources Conservation Area. While there are generally no specific entrance fees for the conservation area itself, you may need a Discover Pass for parking at certain trailheads in Washington State Parks and Recreation Commission lands. It's always best to check the latest requirements before you go.

Is the Talus Rocks Running loop dog-friendly?

Yes, the Talus Rocks Running loop is generally dog-friendly. However, dogs must be kept on a leash at all times to protect wildlife and ensure a pleasant experience for all trail users. Please remember to pack out all pet waste.

What is the best time of year to run the Talus Rocks Running loop?

The loop offers a great experience year-round, but conditions vary. Spring and fall provide lush scenery and comfortable temperatures. During winter, expect potentially muddy, rooty, and slippery sections due to wet leaves and rain. Summer can be warm, but the old-growth forest provides good shade. For the most picturesque experience with waterfalls running full, visit after significant rainfall.

What is the terrain like on the Talus Rocks Running loop?

The terrain is quite varied. You'll encounter wide, flat sections, especially at the start, transitioning to narrower, more primitive paths. Expect challenging ascents and descents, some of which are steep and can be muddy. The path is often rooty and uneven, particularly near the Talus Rocks, where it winds around large boulders. Good traction footwear is highly recommended.

What are the main points of interest along the route?

The primary highlight is the unique geological formation of the Talus Rocks themselves – giant, moss-covered boulders forming small caves and canyons. You'll also pass by an Abandoned School Bus on Tradition Plateau, and enjoy lush old-growth forest, abundant ferns, and several waterfalls that create a beautiful, foggy atmosphere when running full.

How long does it typically take to complete the Talus Rocks Running loop?

For jogging, the loop typically takes around 50 minutes to an hour to complete, depending on your pace and how often you stop to enjoy the scenery. The tour data suggests an average duration of 51 minutes for this 5.95 km (3.7 mile) route.

Is this running loop suitable for beginner runners?

While generally rated moderate, this loop presents a good challenge for runners. It features significant elevation gain (243 meters / 800 feet) over its distance, with immediate and intense inclines in some sections. Beginners with a good base level of fitness might find it manageable, but those new to trail running should be prepared for steep, rocky, and potentially muddy terrain. It's a rewarding route, but not entirely easy.

Does the Talus Rocks Running loop connect to other trails?

Yes, this loop utilizes and connects to several other popular trails within Tiger Mountain State Forest. You'll run on sections of the West Tiger 3 Trail, Bus Trail, Section Line Trail, Around the Lake Trail, and Nook Trail, offering opportunities to extend or vary your route.

Are there any scenic viewpoints along the Talus Rocks Running loop?

Yes, despite being primarily a forest run, certain sections of the trail offer outstanding views, reminiscent of those found at the summit of nearby Mount Si. Keep an eye out for openings in the trees, especially on higher sections, to catch glimpses of the surrounding landscape.

What should I bring for a run on this trail?

Given the varied and sometimes challenging terrain, we recommend wearing trail running shoes with good traction. Bring sufficient water, especially on warmer days, as there is no water available on the trail. A small first-aid kit, navigation (like the komoot app), and layers of clothing are also advisable, as weather can change quickly in the forest.

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