5.0
(81)
1,070
riders
22
rides
Mountain biking around East Renton Highlands offers access to diverse natural landscapes and an extensive trail network. The region, an unincorporated community in King County, Washington, features an elevated position that provides varied terrain and scenic vistas. It is characterized by a mix of forests, wetlands, and river valleys, with the Cedar River flowing nearby. This area serves as a gateway to mountain biking experiences, including those in adjacent Renton and larger regional parks.
Last updated: April 30, 2026
5.0
(1)
36
riders
9.44km
01:14
420m
420m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
14
riders
14.7km
01:43
510m
490m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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5.0
(3)
97
riders
15.7km
01:47
520m
520m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
5.0
(4)
73
riders
24.0km
02:26
560m
560m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
1
riders
3.16km
00:16
20m
20m
Hard mountain bike ride. Great for any fitness level. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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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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Grand Ridge Route is a fantastic (out-and-back) ride that connects Issaquah with Duthie Hill Park. Beginners will love it!
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Tapeworm is part of the Tower of Power trail network in Renton about 20 minutes from downtown Seattle. It is a perfect loop for an after-work session!
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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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There are over 20 mountain bike trails available around East Renton Highlands, offering a variety of experiences for different skill levels. These include 11 moderate and 12 difficult routes, ensuring options for both intermediate and advanced riders.
Mountain biking around East Renton Highlands features diverse terrain, from flowy sections with undulating ups and downs to technical singletrack with tight, rooty turns and punchy climbs. You'll find trails winding through dense forests, wetlands, and river valleys, often with significant elevation changes due to the region's elevated position.
While many trails in the immediate vicinity are rated moderate to difficult, the nearby Cedar River Trail offers a more relaxed experience. It features both gravel and cement paths, making it suitable for families looking for a scenic ride along the river without extreme technical challenges.
Trail regulations regarding dogs can vary by park and specific trail. For instance, while the Cedar River Trail is generally dog-friendly, other areas like Cougar Mountain Regional Wildland Park or Squak Mountain State Park may have specific rules, such as requiring dogs to be on a leash. Always check local signage or park websites before heading out with your pet.
The region's elevated position often provides scenic vistas, including views of the majestic Cascade Mountains. Trails frequently wind through lush forests and along the Cedar River, offering river views. You might also encounter unique geological features like Talus Rocks, which add to the natural beauty of the area.
The best time for mountain biking in East Renton Highlands is typically during the drier months, from late spring through early autumn, when trails are less muddy and conditions are generally more favorable. However, some trails, especially those with good drainage, can be ridden year-round. Always check current trail conditions before you go.
Yes, many trails in the area feature significant elevation gain. For example, the Master Link and Predator Loop is a difficult trail with over 420 meters of elevation gain, offering a challenging workout. The region's elevated terrain naturally contributes to varied and demanding climbs.
For technical singletrack with exciting features, the Tapeworm MTB Trails, located behind Philip Arnold Park in adjacent Renton, are a significant draw. This network offers a range of features including wooden structures like raised bridges, a teeter-totter, drops, and ladders, as well as dirt jump slalom courses with berms and optional doubles.
Yes, several loop trails are available. A popular option is the Northwest Timber, Legend, Joyride, East Tiger, and Master Link Loop, which is a 15.7 km difficult trail leading through dense forests and varied terrain, designed to bring you back to your starting point.
The mountain bike routes in East Renton Highlands are highly rated by the komoot community, with an average score of 5.0 stars from over 80 reviews. Riders often praise the diverse terrain, the challenging technical sections, and the immersive experience of riding through dense forests and varied landscapes.
Within the Tapeworm MTB Trails network, the Silkworm trail is known for its flowy cross-country sections with undulating ups and downs. Additionally, Bermsled offers a flowy downhill experience with berms and jumps, appealing to riders who enjoy a smooth, fast ride.
Yes, East Renton Highlands provides excellent access to nearby parks with extensive trail networks. Cougar Mountain Regional Wildland Park and Squak Mountain State Park both offer varied terrain and elevation changes, including woodland paths suitable for mountain biking alongside hiking.
Parking availability varies by trailhead and specific park. For popular areas like the Tapeworm MTB Trails or trailheads for Tiger Mountain, designated parking lots are usually available. It's always advisable to check specific trail or park information for parking details and any potential fees or permit requirements before your visit.


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