5.0
(1)
61
riders
Mountain biking around Alleghany features challenging trails through mountainous terrain with significant elevation changes. The region is characterized by dense forests and river valleys, offering a rugged landscape for advanced riders. Many routes include long descents and technical sections. The area is defined by challenging mountain passes, dense forests, and river crossings.
Last updated: May 11, 2026
37
riders
64.8km
06:07
1,630m
1,630m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
8
riders
46.9km
05:04
1,360m
1,360m
Hard mountain bike ride. Very 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
(1)
7
riders
11.7km
01:13
310m
310m
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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Commercial Street crosses the Downie River close to where it meets the North Yuba River. The bridge itself is an interesting curiosity, and narrow!
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There are two parts to Big Boulder, the climb up and the downhill. The climb is loose and steep in places, but it's worth it. With incredible views of Sierra Butes, it's a great alternative to the classic Downieville Downhill.
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Downieville maybe be known as a mountain biking town, but it's just lovely on a road bike. It is where the two rivers, the North Yuba and the Downie, meet. There are plenty of places to eat and drink in the town, as well as accommodation, if you are looking to stay a little longer.
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Pauley Creek is a challenging trail that features rocky and flowy parts and creek crossings.
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Downieville, CA is a must for every avid mountain biker. There are fantastic trails in the area that want to be explored by you and your mountain bike. Watch this video to get an impression of the town and the lifestyle: https://www.youtube.com/watch?v=lFAuFH9V5mc
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This is where the shuttle car will drop you off and where you start the classic Downieville Downhill. To reserve your spot in the shuttle, just check out this website: https://www.downievilleoutfitters.net/
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Komoot features 4 mountain bike routes around Alleghany. These trails are predominantly challenging, designed for experienced riders seeking significant elevation gain and technical sections.
The mountain bike trails in Alleghany are generally considered difficult, featuring substantial elevation changes and technical terrain. There are no routes specifically categorized as easy or moderate within this guide, making the area best suited for experienced mountain bikers.
The prime season for mountain biking in Alleghany typically runs from late spring through early fall (May to October). During these months, the weather is generally drier and trails are free of snow, offering the best conditions for riding the challenging terrain. Always check local weather forecasts before heading out.
Alleghany's mountain bike trails are characterized by rugged, mountainous terrain with dense forests and river valleys. Riders can expect significant elevation gains and descents, technical sections, and varied surfaces that demand advanced riding skills.
Yes, Alleghany offers several long-distance mountain bike trails. For instance, the Downie River – Shuttle Drop-off loop from Downieville is a demanding 40.3-mile (64.8 km) route, and the Downie River – Shuttle Drop-off loop from Downieville covers 33.6 miles (54.0 km). These routes are designed for riders looking for extensive and challenging rides.
The komoot community highly rates the mountain biking experience in Alleghany, with an average score of 5.0 stars. Riders frequently praise the challenging nature of the trails, the significant elevation changes, and the rugged, natural beauty of the dense forests and river valleys.
Yes, all the featured mountain bike routes in Alleghany are loops. Examples include the Downie River – Shuttle Drop-off loop from Downieville, the Downie River – Shuttle Drop-off loop from Downieville, and the Big Boulder – Downieville loop from Downieville, offering varied distances and challenges.
Given the challenging and remote nature of Alleghany's trails, essential gear includes a well-maintained mountain bike, a helmet, appropriate protective gear (gloves, knee/elbow pads), plenty of water and snacks, a repair kit (spare tube, pump, multi-tool), a first-aid kit, and navigation tools like a GPS device or the komoot app. Layered clothing is also recommended due to potential weather changes.
While Alleghany's trails are generally less frequented than more urban areas, to find quieter routes, consider riding during off-peak times such as weekdays or early mornings. Exploring some of the longer, more demanding routes like the Big Boulder – Downieville loop from Downieville may also lead to a more solitary experience.
The mountain bike trails in Alleghany traverse dense forests and river valleys, offering numerous scenic vistas of the rugged landscape. Riders can expect beautiful natural surroundings throughout routes like the Downieville – Downie River loop from Grizzly Peak, which provides views of the mountainous terrain.
Alleghany's mountain bike trails are known for significant elevation gains. For example, the Downie River – Shuttle Drop-off loop from Downieville features over 1,600 meters (5,200 feet) of ascent, while the Big Boulder – Downieville loop from Downieville includes over 1,300 meters (4,200 feet) of climbing.


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