6 Must-Ride Mountain Biking Trails in Washington for Fall Colors and Adventure
Fall in Washington State is nothing short of spectacular for mountain bikers. Crisp air, fiery foliage, and a mix of paved corridors, gravel rail-trails, and technical singletrack make the Pacific Northwest one of the best places to ride this season.
1. East Lake Sammamish Trail (Redmond → Issaquah)
- Type: paved / multi-use
- Length: ~11 miles (one way)
- Why ride it this fall: You’ll pass through golden foliage along the lake’s eastern shore.
- Tip: Continue onto the Issaquah–Preston–Snoqualmie connector for a longer loop.
2. Locks to Lakes Corridor
- Type: multi-trail corridor (paved)
- Length: ~44 miles linking Burke-Gilman, Sammamish, Issaquah-Preston
- Fall highlight: Seamless transitions through changing forests and river valleys.
3. Whitehorse Regional Trail (Arlington → Darrington)
- Type: gravel / former railroad grade
- Length: ~27 miles
- Why ride it: It winds through farmland, forest, and along the North Stillaguamish River. spectacular in fall.
- Note: Some sections are closed for repairs, so check ahead.
4. Palouse to Cascades State Park Trail
- Type: rail-trail (gravel / mixed)
- Length: spans across the state (long sections)
- Best stretch: Ride east of the Cascades for drier terrain and dramatic autumn vistas.
5. Galbraith Mountain (Bellingham area)
- Type: classic mountain bike singletrack / trails
Trail network size: ~65 miles of trails across ~3,000 acres - Fall draw: Forested trails with views toward Bellingham Bay and dynamic terrain.
6. Capitol State Forest (Olympia / Thurston region)
- Type: mixed singletrack, forest roads
- Why it’s notable: This 110,000-acre forest supports mountain biking and has cross-country + downhill trail systems maintained by volunteers.
- Fall appeal: It’s less crowded, and the fall color is strong in forested corridors.
Quick Rider Tips for Fall in Washington
- Pack layers & rain protection — fall weather can shift fast in the PNW, so be prepared for both chilly mornings and unexpected rain showers.
- Check trail and closure updates — some popular routes, like the Whitehorse Regional Trail, may have seasonal closures or repairs. Always confirm conditions before heading out.
- Protect your skin with Body Glide — long rides in damp fall weather can lead to saddle sores and chafing. Applying Cycle Glide before you ride helps keep you comfortable so you can focus on the trail.
Frequently Asked Questions
Q: Are there beginner-friendly mountain biking trails in Washington?
A: Yes. Washington’s trail systems cater to every skill level. As the State of Washington Tourism explains, “There’s something for everyone. The tentative beginner will be just as satisfied as the downhill rider with a full-face helmet – same deal for the cross-country mountain biker wanting a flowy 20-mile day and a freerider aiming to huck themselves off jumps.”
Q: How should I prepare for unpredictable PNW fall weather?
A: Pack layers and rain protection. Conditions can shift quickly, especially in the Cascades and coastal regions.
Q: How do you avoid saddle sores while riding?
A: Apply Body Glide Cycle Glide before you ride. It creates a protective barrier to prevent friction, saddle sores, and chafing, keeping you comfortable no matter how long the trail.
