Willow Creek, Upper and Lower Old Barn Loop
Willow Creek, Upper and Lower Old Barn Loop
4.9
(8539)
11,086
riders
02:22
27.5km
490m
Mountain biking
This moderate 17.1-mile mountain biking loop in Sonoma Coast State Park offers diverse terrain, forest views, and distant ocean vistas.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
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Waypoints
Start point
Parking
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6.53 km
Highlight (Segment) • Trail
Tip by
19.2 km
Highlight (Segment) • Trail
Tip by
27.5 km
End point
Parking
Way Types & Surfaces
Way Types
27.5 km
Surfaces
11.8 km
10.3 km
5.44 km
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Elevation
Highest point (340 m)
Lowest point (0 m)
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Weather
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Monday 11 May
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9°C
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Additional weather tips
Max wind speed: 7.0 km/h
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This route was planned by komoot.
This route is generally considered a moderate mountain bike ride, requiring good fitness. While some sections might be suitable for all skill levels, it includes significant climbs, with some fire-road ascents averaging 11% grade and reaching up to 20%. It's an intermediate route, but advanced riders will still find it a good workout.
The loop offers a varied experience with a mix of surfaces. You'll encounter wide and smooth fire roads, singletrack, and portions that follow old road surfaces. Expect both challenging uphill climbs and rapid descents, including sections with berms, flow, punchy short uphills, and switchbacks.
Yes, accessing the trails in the Willow Creek area often requires a permit. This permit is obtainable after completing a one-hour orientation session. While the permit itself is free, donations are encouraged to support the 'community-powered park' maintained by volunteers and LandPaths.
The trail is located within Sonoma Coast State Park. Specific parking information for the Willow Creek area is best confirmed with LandPaths or the park directly, as access often involves a permit and orientation.
The research does not specify the best time of year. However, given its location in Sonoma Coast State Park, California, spring and fall generally offer pleasant weather for mountain biking. Summer can be warm, and winter might bring rain, affecting trail conditions.
The provided information does not specify if dogs are allowed on this particular mountain bike loop. It's recommended to check with Sonoma Coast State Park regulations or LandPaths directly regarding their pet policies for the Willow Creek area.
Riders can enjoy diverse scenery, including distant ocean views and vistas of surrounding ridges. The route passes through meadows, old-growth, and second-growth forests. The 'Fern Tree Trail' is highlighted as particularly scenic, especially when approaching a cluster of trees atop a knoll across a meadow. You'll also pass the 'Old Barn', which lends its name to two of the trails.
Yes, the route incorporates sections of several other trails. Notable ones include Willow Creek Fire Road, Lower Old Barn Trail, Upper Old Barn Trail, Seven Springs Trail, and Islands in the Sky Vista Loop, among others.
Yes, while primarily an intermediate mountain bike route, some sections are also suitable for gravel bikes. E-bikes are also mentioned as being suitable for parts of the trail network.
Given the moderate difficulty and varied terrain, you should bring appropriate mountain biking gear, including a helmet, water, snacks, and a repair kit. Due to the permit requirement and potential for challenging sections, it's also wise to carry a map or GPS device and be prepared for changing weather conditions.
The 'Old Barn' is a key feature that lends its name to two of the trails, the Upper and Lower Old Barn Trails. However, it's noted in the research as not being particularly historic, serving more as a landmark for the trail system.