4.9
(52)
1,735
riders
10
rides
Mountain biking in Tiger Mountain State Forest offers a diverse network of trails within towering evergreen forests and along picturesque creeks. The terrain includes smooth singletracks, rooty and rocky sections, and flowy descents, with remnants of historical logging operations visible throughout. Located near Seattle, the forest features significant elevation changes, including East Tiger Mountain at 3,004 feet, providing broad views. This area is characterized by its varied landscapes, catering to different mountain biking preferences.
Last updated: May 12, 2026
5.0
(1)
36
riders
9.44km
01:14
420m
420m
Embark on the Master Link and Predator Loop, a challenging mountain biking route spanning 5.9 miles (9.4 km) with a significant 1383 feet (422 metres) of elevation gain. You can expect to complete this difficult ride in about 1 hour and 14 minutes. The trail winds through the lush, tall forests of Tiger Mountain, offering shaded green views as you climb the Master Link section. Once you reach the upper mountain, the Predator Loop plunges you into a technical downhill experience, featuring classic Pacific Northwest root gardens and rock features.
When planning your visit, be aware that the Master Link trail is designated uphill-only for mountain bikers, ensuring a smoother ascent. Conversely, the Predator Loop is a dedicated downhill-only, bike-specific trail, designed for aggressive descents. The technical features on Predator, especially its root gardens, become significantly more challenging in wet conditions, demanding constant concentration. An all-mountain bike with around 150mm of travel is recommended for tackling the aggressive terrain effectively.
This route offers a contrasting ride experience, combining a popular climbing trail with an aggressive downhill. On clear days, you might even catch a glimpse of Mount Rainier from the summit before your descent, adding a scenic reward to your effort. The trail's distinct uphill and downhill sections make it a notable option for riders seeking both a sustained climb and a thrilling, technical descent within the Tiger Mountain State Forest.
14
riders
14.7km
01:43
510m
490m
Embark on a challenging mountain biking adventure with the Tiger Mountain Road, Off-The-Grid, Joyride, and Northwest Timber Loop. This difficult route spans 9.1 miles (14.7 km) and features a significant elevation gain of 1670 feet (509 metres), typically taking around 1 hour and 43 minutes to complete. As you ride, you will navigate through ancient evergreens, where the forest floor is often covered in damp needles, creating a unique light on the trail and offering a mix of smooth sections and technical challenges. On clear days, you can enjoy impressive views of Mount Rainier from the summit, making the effort truly rewarding. The varied terrain keeps you engaged with fast descents and technical sections that include roots and drops. This loop combines several popular trails for an intense and memorable ride.
To plan your visit, head to the Tiger Mountain State Forest, located near Issaquah in Washington State. Parking is generally available at the various trailheads that access the Tiger Mountain network, making it convenient to start your ride. The trail system is known for continuous improvements, with new singletrack additions frequently enhancing the riding experience. Always check local conditions before you go, especially concerning weather and trail status, to ensure a safe and enjoyable outing.
This mountain biking loop offers a diverse experience within the Tiger Mountain State Forest, an area renowned for its extensive network of trails. The forest's ecosystem is characterized by its ancient evergreens, providing a lush and immersive natural environment for riders. The continuous development of new singletrack trails highlights the area's commitment to providing high-quality mountain biking opportunities. This particular loop stands out by combining several well-regarded trails, offering a comprehensive tour of some of the best riding the region has to offer.

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5.0
(3)
96
riders
15.7km
01:47
520m
520m
Prepare for a demanding mountain biking adventure on the Northwest Timber, Legend, Joyride, East Tiger, and Master Link Loop. This difficult route spans 9.7 miles (15.7 km) and challenges you with a significant 1697 feet (517 metres) of elevation gain. You will navigate through lush old-growth forests, experiencing a diverse mix of smooth, flowy singletrack and technical sections featuring roots, rocks, and drops. On clear days, you can anticipate impressive viewpoints of Mount Rainier and the South Sound as you ascend towards the East Tiger Summit, making the 1 hour and 46 minutes of riding truly rewarding.
When planning your visit, remember that parking is usually available at the trailhead, making access straightforward. The trails are generally open year-round for mountain biking; however, it is always wise to check local advisories for potential closures due to adverse weather conditions. This route demands good fitness and advanced riding skills, so be prepared for a sustained climb and technical descents that will test your abilities.
This challenging loop offers an immersive experience within the varied landscape of Tiger Mountain State Forest. Beyond the dense forests, you will also pass over creeks and through areas of clear-cut forest, adding to the dynamic scenery. The combination of natural beauty and technical riding makes this trail a standout option for intermediate to advanced riders seeking a memorable and physically engaging ride in the region.
4.9
(8)
235
riders
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
4.8
(5)
179
riders
16.0km
01:52
550m
550m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
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Tiger Mountain State Forest in Mirrormont, Washington, beckons mountain bikers with diverse trails catering to all skill levels. From smooth singletracks to technical descents, thrill-seekers will find excitement. Highlights include Predator and Off the Grid for adrenaline rushes, and challenges await on trails like Fully Rigid and Joyride. There is parking and restrooms at the trailhead here.
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From it's summit you are rewarded with breathtaking views. Whether you choose to savor a picnic lunch or simply take a moment to soak in the beauty of nature, the picnic table provides a serene and comfortable setting to enhance your experience.
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Overall an easy trail, but be careful: There are some big roots to tackle that will not only challenge novice riders.
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East Tiger Summit Trail is a fast and fun trail that has only a few obstacles. It is the perfect trail for intermediate riders. After you have crossed the gravel road East Tiger Summit Trail leads you to the entrance of Off The Grid. Make sure you stay left if you want to continue with East Tiger Summit Trail.
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A great trail that will challenge intermediate riders. Off The Grid (OTG) is loaded with obstacles, drops, roots and rock gardens. Stay right at the split if you want to continue OTG and left if you want to switch to NOTG Trail – which is the more flowy option.
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Tiger Mountain State Forest offers a network of over 10 mountain bike trails, catering to various skill levels. The area is continuously expanding its trail system, with plans for over 35 miles of non-motorized trails.
The trails in Tiger Mountain State Forest feature diverse terrain, including smooth singletracks, rooty and rocky sections, and flowy descents. You'll ride through towering evergreen forests and along picturesque creeks, with some routes utilizing the wide beds of former 1920s logging railroads.
The trails range from moderate to difficult. There are 4 moderate routes and 8 difficult routes listed in the area. Trails like Master Link provide a smoother climb suitable for all abilities, while others like Predator are expert-rated downhill-only tracks with technical challenges.
Yes, there are several excellent circular mountain bike routes. For example, the Master Link and Predator Loop combines an uphill-only trail with a challenging downhill section. Another option is the Tiger Mountain Road, Off-The-Grid, Joyride, and Northwest Timber Loop, which offers versatile trails with both flowy sections and technical elements.
You can enjoy breathtaking scenery including lush evergreen forests and scenic creeks. From various vantage points, especially the East Tiger Mountain summit, you might catch panoramic views of Mount Rainier and the southern Puget Sound. A notable highlight is Poo Poo Point Trail, a popular paragliding launch point offering unique views.
Yes, the area holds historical significance. You can find remnants of historical logging operations throughout the forest, and artifacts from a fatal 1924 train wreck near Middle Tiger Mountain. Many trails also utilize the wide beds of former 1920s logging railroads, adding a historical dimension to your ride.
While many trails are rated moderate to difficult, some sections, like parts of the Master Link trail, are suitable for all ability levels for the climb. For families, it's recommended to research specific trail sections carefully to match the skill level of all riders. The Raging River Trail System is continuously expanding and aims to offer a wider range of non-motorized trails.
Generally, dogs are permitted on trails in Tiger Mountain State Forest, but they must be kept on a leash. Always check specific trail regulations or signage at trailheads for any restrictions or areas where dogs might not be allowed.
The area is highly rated by the komoot community, with an average score of 4.9 stars from over 60 reviews. Reviewers often praise the diverse network of trails, the stunning natural environment with towering evergreen forests and picturesque creeks, and the variety of challenges from flowy descents to technical sections.
Tiger Mountain State Forest is generally accessible year-round, but the best time for mountain biking is typically from spring through fall when conditions are drier. During winter, some trails may be wet, muddy, or have snow, especially at higher elevations, which can increase difficulty and require appropriate gear.
There are several designated parking areas and trailheads throughout Tiger Mountain State Forest. Popular starting points often include the Tiger Mountain Trailhead and parking near the Raging River Trail System. It's advisable to check specific trail access points for the most convenient parking.
Yes, you can find longer routes that combine multiple trails. For instance, the East Tiger Summit Trail – Off The Grid Trail loop from Tiger Mountain Trailhead is over 10 miles long, offering significant elevation gain and a comprehensive riding experience. Another option is the Northwest Timber, Legend, Joyride, East Tiger, and Master Link Loop, which covers nearly 10 miles through diverse forest terrain.
Beyond your mountain bike and helmet, it's recommended to bring plenty of water, snacks, a repair kit, and appropriate clothing layers for changing weather conditions. Given the varied terrain, protective gear like knee and elbow pads can also be beneficial, especially on more technical trails. Always carry a map or use a GPS device as cell service can be spotty in some areas.


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