4.4
(40)
3,804
riders
77
rides
Road cycling routes around Irwindale offer access to diverse terrain, characterized by its proximity to the San Gabriel Mountains and the San Gabriel River. The region features well-maintained paved paths, including sections of the San Gabriel River Bike Trail, which provide scenic views and varied gradients. Cyclists can find routes that traverse river greenways and pass by recreational areas like the Santa Fe Dam. The landscape provides options ranging from flat sections to challenging mountain climbs.
Last updated: October 10, 2026
5.0
(2)
250
riders
60.5km
03:40
1,320m
1,320m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
45
riders
105km
06:40
2,680m
2,680m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

235
riders
89.7km
05:23
2,120m
2,120m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
96
riders
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
92
riders
70.3km
03:31
140m
140m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.
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The Rio Hondo Greenway is a beautiful bike lane that follows the river that gives the trail its name. It is fully paved and flat, so it is not a challenging trail.
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The San Gabriel Dam is a rockโfill structure completed in 1939 on the San Gabriel River and is used for flood control.
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San Gabriel Reservoir is a good place to end your route across the mountains, with dramatic views and wide open space. The road curves above the reservoir, making it a great spot to catch your breath and take in the landscape. Early mornings are quieter and coolerโperfect for a break during a long climb.
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Nice bike path. not much roads to cross. some are hilly but doable for newbies. It's our first time and we had a good time. just some areas are with a lot of homeless people, esp. the tunnels.
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Great view from the cycle path of the San Gabriel Mountains in the distance.
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This is where you leave Crystal Lake Road to get to Crystal Lake. Crystal Lake is a beautiful lake in the San Gabriel Mountains. If you want to stay the night, there are campsites on the banks of the lake.
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The Crystal Lake climb begins in the Angeles National Forest, offering cyclists a moderately challenging route through some scenic landscapes. As you approach the 7-mile mark, the climb starts to reward your efforts with dramatic views of the winding switchbacks and the canyon below. The final stretch on Crystal Lake Road provides a peaceful, lightly trafficked road, ideal for cyclists to finish the climb on a well-maintained path with stunning views ahead.
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Highway 39 climbs deep into Southern Californiaโs San Gabriel Mountains, starting with a steady grade that twists through rugged terrain and offers sweeping views. After passing multiple switchbacks, a Crystal Lake turnoff, and a gated parking area around mile 12, the road softens slightly, continuing along a scenic ridgeline toward the junction with Angeles Crest Highway. A final moderate push leads you to Dawson Saddle at just under 8,000 feet, a summit raced by the pros and known as one of Californiaโs most difficult ascents.
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There are over 60 road cycling routes around Irwindale documented on komoot, offering a wide range of options for different skill levels and preferences.
Road cycling routes in Irwindale offer diverse terrain, from well-maintained paved paths along river greenways to challenging climbs in the foothills of the San Gabriel Mountains. You'll find options ranging from flat sections to significant elevation gains.
Yes, Irwindale offers several easy routes suitable for beginners. For instance, sections of the San Gabriel River Bike Trail provide a more leisurely pace. Overall, about 22 easy routes are available on komoot, often featuring less elevation gain.
For a significant challenge, routes like the San Gabriel Canyon Road & Mt Baldy loop from Lario Staging Area โ Los Angeles offer substantial climbs towards Mt. Baldy with over 2,600 meters of elevation gain. Another difficult option is the San Gabriel Canyon Road loop from Lario Staging Area โ Los Angeles, which also features significant elevation.
Yes, for longer rides, consider routes like the San Gabriel Canyon Road & Mt Baldy loop from Lario Staging Area โ Los Angeles, which spans over 100 kilometers. Another substantial option is the Upper Bear Creek Trailhead loop from Baldwin Park, covering over 73 kilometers.
Many routes offer stunning views of the San Gabriel Mountains. You can also cycle past the Little Dalton Debris Basin or explore greenways like the Bosque del Rio Hondo and Rio Hondo Greenway. The Santa Fe Dam Recreational Area is also a prominent feature near many routes.
Yes, many routes in the area are designed as loops. Examples include the Rubel Castle โ Little Dalton Debris Basin loop from Irwindale and the Santa Fe Flood Control Basin loop from Irwindale, both offering circular journeys.
The area is highly rated by the komoot community, with an average score of 4.4 stars from over 50 reviews. Cyclists often praise the diverse terrain, from river paths to mountain climbs, and the stunning views of the San Gabriel Mountains.
While specific public transport connections to trailheads vary, many routes are accessible from urban areas. It's advisable to check local transit options for the most convenient access points to the San Gabriel River Bike Trail or other greenways.
Irwindale offers good road cycling conditions for much of the year. Spring and fall generally provide pleasant temperatures. Summer can be warm, especially in exposed areas, so early morning rides are recommended. Winter is typically mild, making it suitable for cycling.
For families, the flatter, paved sections of the San Gabriel River Bike Trail and other greenway loops like the Bosque del Rio Hondo offer safer and more enjoyable rides away from traffic. These paths are generally suitable for all ages and skill levels.
Many popular trailheads and recreational areas, such as the Santa Fe Dam Recreational Area, offer designated parking facilities. For specific routes, checking the route details on komoot often provides information on starting points and nearby parking availability.


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