5.0
(1)
62
riders
9
rides
Gravel bike trails Arcadia are situated at the base of the San Gabriel Mountains in Southern California. The region features a network of routes that combine paved sections with unpaved trails, often following riverbeds and greenways. While some paths offer gentle elevation changes, the area also provides options for more challenging gravel cycling experiences. The landscape includes foothills, natural areas, and diverse plant collections.
Last updated: May 18, 2026
5.0
(1)
17
riders
46.7km
04:38
1,710m
1,710m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
12
riders
61.6km
04:36
1,280m
1,280m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5
riders
32.8km
03:06
890m
890m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
riders
52.8km
04:47
1,430m
1,430m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
1
riders
66.0km
05:38
1,680m
1,680m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Short tunnel on the eastern slope below San Gabriel Peak, part of the old Mt Lowe Motorway, that was never paved. The tunnel is very short, so you don't have to worry about bringing light. The road continues to the trailhead half a mile uphill.
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Just below the Mtβ―Wilson Trailhead on Red Box Road, this overlook and memorial is a perfect place to pause. Sit and take in sweeping views of the San Gabriel Valley, and read the memorial plaque honoring early conservation efforts.
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Henninger Flats sits along the road with views of Altadena. Youβll pass by it while climbing the Mt. Wilson Toll Road and can take a moment to catch your breath while enjoying the views. The route features a steady climb with minimal shade, so itβs best to start early, especially in summer. At the top, enjoy panoramic views of the San Gabriel Valley and explore the area, which includes a visitor center, picnic spots, and a tree nursery.
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There are lots of vintage shops and cafes in the historic downtown. Library Park is a great place to rest in the shade with a bite to eat before continuing your ride.
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This tunnel was blasted into existence in 1942 to form the old Mount Lowe Motorway.
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Old Town Monrovia is a 10βblock historic district centered on Myrtle Avenue, that has brickβlined sidewalks, vintage lampposts, and boutique shops.
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Monrovia Recreation Park is 22 acres and has playgrounds, picnic shelters, and restrooms. It is a good spot for a break in the shade and some water.
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Arcadia, California, offers a selection of gravel bike trails, with komoot featuring 6 routes in the area. These routes traverse foothills, river greenways, and the lower slopes of the San Gabriel Mountains, providing diverse terrain for gravel cyclists.
The gravel bike trails around Arcadia are generally considered challenging, with all 6 routes listed as 'difficult' in our guide. They often feature significant elevation gain. For example, the Duarte Bike Trail β Monrovia Historic Downtown loop from Monrovia is 41.0 miles (66.0 km) with over 1,600 meters of climbing, while the Arroyo Seco Bike Trail β Verdugo Peak loop from South Pasadena is 38.3 miles (61.6 km) with extensive climbing and panoramic views.
While many routes in Arcadia feature significant elevation and are rated as difficult, the region does offer some paths with gentler elevation changes, particularly along river trails and greenways. These might be more suitable for families, though specific family-friendly gravel routes are not explicitly highlighted in the current guide. It's always best to check the route details for elevation profiles before heading out with family.
Gravel biking in Arcadia offers stunning views of the San Gabriel Mountains and traverses diverse landscapes including foothills, river greenways, and natural areas. You might encounter historical sites like the Mount Lowe Railway Ruins or enjoy panoramic vistas from viewpoints like Echo Mountain Ruins and Viewpoint. Natural features such as Eaton Canyon Waterfall and Monrovia Canyon Falls are also accessible nearby.
The komoot community highly rates the gravel biking experience in Arcadia, with an average score of 5.0 stars from over 1 review. Over 40 gravel bikers have used komoot to explore the area, often praising the varied terrain that combines paved sections with unpaved trails, and the challenging climbs that lead to rewarding views of the San Gabriel Mountains.
Yes, many of the gravel routes in Arcadia are designed as loops, offering a continuous cycling experience without retracing your path. Examples include the Turnbull Canyon β Turnbull Debris Basin loop from Rose Hills and the Pasadena Historic City Hall β View from Mount Lukens loop from Memorial Park, allowing you to explore different landscapes and return to your starting point.
Arcadia, California, generally offers good gravel biking conditions year-round due to its mild climate. However, the cooler months from fall to spring (October to May) are often preferred to avoid the intense heat of summer. Winter rides are possible, but it's always wise to check weather forecasts, especially for higher elevations in the San Gabriel Mountains, as conditions can vary.
Parking availability varies by trailhead. Many routes, being loops, often start from public parks or residential areas where street parking or designated parking lots might be available. For example, routes starting from South Pasadena or Monrovia would typically have parking options in those communities. Always check the specific tour details on komoot for suggested starting points and parking information.
While Arcadia's trails are popular, exploring routes that venture deeper into the San Gabriel Mountains or less-trafficked greenways might offer a more secluded experience. Consider routes that are longer or have significant elevation gain, as these naturally attract fewer casual riders. The Brookside Park β View of Eagle Rock loop from South Pasadena could be an option for varied scenery away from the busiest spots.
Arcadia and surrounding communities in Los Angeles County are served by public transportation options, including Metro buses and rail lines. Depending on the specific trailhead, it may be possible to reach a starting point via public transport, though this might require some additional cycling to connect to the gravel routes. Planning your route with public transport connections in mind is recommended.
Given that many routes start or pass through communities like Monrovia, South Pasadena, and Rose Hills, you'll find various cafes, restaurants, and convenience stores in these areas. These towns offer ample opportunities to refuel before, during, or after your ride. It's a good idea to plan your stops in advance, especially for longer routes.
Given the varied terrain and potential for significant elevation changes, layered clothing is recommended for gravel biking in Arcadia. Technical fabrics that wick moisture are ideal. Depending on the season, you might need a windbreaker or light jacket for descents or cooler mornings, and sun protection is crucial year-round. Always wear a helmet and appropriate cycling shoes.


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