4.5
(55)
960
riders
5
rides
Touring cycling around Altadena is characterized by its location at the foothills of the San Gabriel Mountains, providing varied terrain from chaparral-covered hillsides to deep canyons. The region features an extensive network of trails, including paved roads, gravel paths, and dedicated singletracks, alongside tree-lined streets. This diverse environment offers a range of cycling experiences, from challenging mountain ascents to more relaxed rides.
Last updated: May 11, 2026
29
riders
24.0km
02:37
1,060m
1,060m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
12
riders
10.3km
00:48
130m
130m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

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12
riders
21.8km
01:54
420m
420m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
8
riders
27.2km
03:13
1,180m
1,180m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
7
riders
26.4km
02:23
580m
580m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Altadena
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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For a ride with history and views, check out the Ye Alpine Tavern ruins in the San Gabriel Mountains. Once a popular mountain resort, it burned down in 1936 and was later demolished, but you can still spot the stone fireplace, foundation, and water tank.
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Cherry Canyon Park is an area of 130 acres in the San Rafael Hills, close to La Cañada Flintridge. It features multiple trails and fire roads for horses, mountain bikers and hikers, but also various single tracks that are only for hiking. From the trails, you will get a great overview over the area.
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This tunnel was blasted into existence in 1942 to form the old Mount Lowe Motorway.
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The Gabrielino Trail spans 28.8 miles in the heart of Angeles National Forest, featuring a mix of well-known and secluded areas. This scenic route is perfect for running and boasts historical importance as well. In 1970, it became the first National Recreation Trail (NRT) in the country, honored for its regional representation, support of a diverse community, and recognition as one of America's finest trails.
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Great view of Downtown LA. The climb up into the hills to reach the viewpoint is challenging, but it is worth the effort for the excellent vistas.
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Great viewpoint from the top of Ridge Motorway. Once you complete the climb to the top, reward yourself with a short break to take in the great vistas. You will be able to see Burbank and La Tuna Canyon Park.
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Built in 1920, Devil's Gate Dam is the oldest dam constructed by the Los Angeles County Flood Control District, designed to protect Pasadena, South Pasadena, and Los Angeles from floods. The dam was named after a rock formation resembling a devil’s face and gained popularity in the 1940s when occultists performed rituals there. Today, Devil's Gate Dam attracts hikers, paranormal investigators, and TV crews checking out its haunted reputation.
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Komoot features 5 dedicated no-traffic touring cycling routes in Altadena. These routes offer a range of difficulties, from easy to difficult, allowing cyclists to choose an adventure that suits their skill level.
Yes, Altadena offers options for easier rides. The Gabrielino Trail (NRT) loop from John Muir High School is an easy 10 km route, perfect for a relaxed family outing. This trail is known for its varied environments, including sections suitable for beginners.
Absolutely. Altadena, being at the foothills of the San Gabriel Mountains, offers several challenging routes with substantial elevation gains. For instance, the Mueller Tunnel – Mueller Tunnel loop from Andrea Wilson Triangle is a difficult 27 km route with over 1100 meters of ascent, providing a demanding experience for seasoned cyclists.
Yes, all the no-traffic touring cycling routes listed in this guide are circular, meaning you'll finish your ride back at your starting point. This includes routes like the challenging Ye Alpine Tavern ruins – Inspiration Point loop from MRCA Open Space and the moderate Devil's Gate Dam – Overlook loop from Altadena.
Altadena's routes offer stunning natural beauty and panoramic views. You can encounter seasonal waterfalls like Eaton Canyon Waterfall and Upper Switzer Falls. Many trails lead to incredible viewpoints such as Inspiration Point and the View from Mount Lukens, offering expansive vistas of the Los Angeles Basin and beyond.
Yes, Altadena's trails are rich with history. You can explore remnants of the past, such as the Mount Lowe Railway Ruins, which are accessible via several routes. Other nearby historical sites include the Historic Colorado Street Bridge and Brand Library & Park, adding an intriguing dimension to your ride.
The komoot community highly rates Altadena's no-traffic touring cycling routes, with an average score of 4.9 stars from 38 ratings. Reviewers often praise the region's diverse terrain, from chaparral-covered hillsides to tree-lined streets, and the rewarding panoramic views of the Los Angeles Basin and Pacific Ocean after challenging climbs.
Yes, the Ye Alpine Tavern ruins – Inspiration Point loop from MRCA Open Space is a challenging 24 km route that takes you through mountainous terrain, offering both stunning views and a chance to explore historical ruins like those of the Ye Alpine Tavern.
The Altadena Crest Trail, often referred to as the 'backbone' of Altadena's trail network, is known for traversing rural roadways and chaparral hillsides. While not a single route in this guide, the Ridge Motorway – Cherry Canyon Park loop from Altadena offers a similar experience with varied landscapes and views.
Altadena offers year-round cycling opportunities due to its mild climate. However, spring and fall generally provide the most comfortable temperatures for touring. Winter can also be pleasant, though some higher elevation trails might be cooler. Summer rides are best enjoyed in the early morning to avoid the heat.
While the routes themselves focus on natural and car-free environments, Altadena has local amenities. For example, 'The Cub House' is a notable facility in the area. You'll find various cafes and shops in Altadena's main areas, often a short ride from trailheads, perfect for pre- or post-ride refreshments.
Altadena is served by local public transportation, primarily buses, which can help you get closer to some trailheads. However, direct access to the start of every no-traffic route might require some planning or a short ride from a bus stop. It's advisable to check local transit schedules and routes for the most convenient access points.


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