San Gabriel Mountains National Monument
San Gabriel Mountains National Monument
4.3
(56)
1,384
riders
92
rides
Touring cycling in San Gabriel Mountains National Monument offers a diverse range of routes across its vast 346,177 acres. The landscape features rugged canyons, majestic mountain peaks, and significant elevation gains, with Mount Baldy being the highest peak. The region is characterized by both paved paths and challenging mountain climbs, often paralleling rivers like the West Fork San Gabriel River. This area provides critical water resources and habitat for diverse wildlife within a mountainous Southern California environment.
Last updated: May 1, 2026
88
riders
20.9km
02:47
1,460m
10m
The Mount Baldy Cycling Route presents a difficult touring bicycle challenge, ascending 4783 feet (1458 metres) over 13.0 miles (20.9 km). This demanding climb is estimated to take 2 hoursβ¦
50
riders
31.1km
02:49
960m
960m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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65
riders
31.7km
02:24
710m
710m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(3)
56
riders
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
54
riders
77.7km
06:07
2,100m
2,100m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
40
riders
65.8km
04:54
1,540m
1,540m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.7
(7)
63
riders
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
3.0
(1)
15
riders
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
15
riders
9.99km
00:35
60m
60m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
11
riders
35.6km
03:43
1,010m
1,010m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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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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The San Gabriel Dam is a rockβfill structure completed in 1939 on the San Gabriel River and is used for flood control.
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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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The Palmer Evey Trail is a straightforward trail in the San Bernadino Mountains. If you want to get up to Potato Peak, there is a short spur trail to take you to the peak.
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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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Mount Baldy Village & ski resort towers above the San Gabriel Valley & Los Angeles suburbs and is a lovely alpine community with a wonderful restaurant and a pub. It's a great place to stop, take in the incredible scenery, and refuel during your ride.
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The San Gabriel Mountains National Monument offers a wide variety of touring cycling routes, with over 100 options available. These routes cater to different skill levels, including 18 easy, 41 moderate, and 42 difficult trails.
You can expect a diverse range of terrain, from relatively flat, paved paths along river greenways to challenging mountain climbs with significant elevation gains. The monument is characterized by rugged canyons and majestic mountain peaks, offering both smooth rides and strenuous ascents.
Yes, there are several easy touring cycling routes suitable for families. For example, the San Gabriel River Greenway β Santa Fe Flood Control Basin loop from APU/Citrus College is an easy 17.6-mile trail that leads through river greenways. Another easy option is the View of San Gabriel Mountains loop from River Wilderness Park, which is just under 10 miles.
Absolutely. The San Gabriel Mountains National Monument is known for its challenging climbs. The Mount Baldy Cycling Route is a prime example, featuring over 4,700 feet of elevation gain over 13 miles. Another difficult option is the Glendora Mountain Loop, which offers challenging ascents through scenic mountain roads.
Yes, the monument offers paved routes. The West Fork National Scenic Bikeway is a notable example, being a paved utility access road that largely restricts automobile use, providing a serene cycling experience. Routes like the San Francisquito Creek Trail & Santa Clara River Trail loop are also mostly paved, offering scenic river views.
The San Gabriel Mountains National Monument is rich in natural beauty and unique landmarks. You can cycle alongside the picturesque West Fork San Gabriel River, especially during the rainy season when tributary streams create beautiful waterfalls. Other notable features include the rugged canyons, majestic mountain peaks like Mount San Antonio ("Mt. Baldy"), and the historic Bridge to Nowhere. You might also encounter points of interest such as Cogswell Dam or the Glendora Ridge Road.
Yes, many touring cycling routes in the San Gabriel Mountains National Monument are designed as loops. Examples include the Glendora Mountain Loop, the San Gabriel River Greenway β Santa Fe Flood Control Basin loop from APU/Citrus College, and the Newman Point Overlook β Little Dalton Debris Basin loop from Glendora. These loops allow you to experience diverse scenery without retracing your path.
The San Gabriel Mountains offer cycling opportunities year-round, but the best time often depends on the specific route and your preference. Spring and fall generally provide milder temperatures, ideal for longer rides. During the rainy season, typically winter, you might experience more waterfalls along routes like the West Fork National Scenic Bikeway. Summer can be hot, especially at lower elevations, while higher mountain routes may be more accessible as snow melts.
Yes, an Adventure Pass is often required for parking at many trailheads and recreation sites within the San Gabriel Mountains National Monument. It's advisable to check the specific requirements for your chosen starting point before your trip. These passes can typically be purchased at ranger stations or local vendors.
The touring cycling routes in the San Gabriel Mountains National Monument are highly rated by the komoot community, with an average score of 4.6 stars from over 40 reviews. More than 1,400 touring cyclists have used komoot to explore the varied terrain, often praising the challenging climbs, scenic mountain roads, and beautiful river views.
Yes, several routes provide beautiful river views. The West Fork National Scenic Bikeway, for instance, parallels the picturesque lower West Fork San Gabriel River for over eight miles. Another option is the San Gabriel River Greenway β Bosque del Rio Hondo loop from Azusa Downtown, which takes you through river greenways.
Given the diverse terrain and potential elevation changes, it's recommended to bring plenty of water, snacks, sun protection (sunscreen, hat), and layers of clothing to adapt to changing temperatures. A repair kit, spare tube, and pump are also essential. For more challenging routes, a helmet and appropriate cycling gear are crucial. Always check weather conditions before heading out.


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