4.5
(26)
1,484
riders
40
rides
Road cycling around Pasadena offers diverse landscapes at the base of the San Gabriel Mountains. The region features varied terrain, from urban settings to canyons and mountain ascents. Cyclists can explore routes that traverse lush areas like the Arroyo Seco and lead to significant elevation gains in the surrounding mountains.
Last updated: April 24, 2026
5.0
(1)
249
riders
76.9km
04:53
1,860m
1,860m
Embark on the Pasadena to Mount Wilson racebike route, a difficult ascent that takes you high above the Los Angeles basin. This challenging ride covers 47.8 miles (76.9 km) and demands a significant 6112 feet (1863 metres) of elevation gain, typically taking around 4 hours and 53 minutes to complete. As you climb, the urban sprawl gives way to the tranquil San Gabriel Mountains, offering increasingly expansive views. Past Clear Creek, the scenery truly opens up, rewarding your effort with panoramic vistas that stretch from the San Gabriel Mountains to Mount Baldy and even downtown Los Angeles from the Mount Wilson Summit Viewpoint.
When planning your ride, be mindful of traffic conditions, especially on the initial sections of Highway 2. These early miles can experience moderate to fast-moving vehicle traffic, so consider riding on weekdays to avoid heavier weekend congestion. If you are riding on a weekday, aim to be at or past the Red Box Picnic Area by 2 PM to steer clear of increased traffic. You will find convenient public water fountains and restrooms available at both the Clear Creek Fire Station and the Red Box Picnic Area, which are good spots for a break.
This route is widely recognized as one of Southern California's premier and most challenging road cycling climbs. It offers a unique opportunity to escape the city and immerse yourself in the natural beauty of the San Gabriel Mountains. The journey provides a distinct experience, allowing you to climb high above the urban landscape into a serene mountain environment. Red Box Gap is another popular stop along the way, known for its excellent views and serving as an ideal place to pause and regroup.
189
riders
77.6km
04:18
1,520m
1,520m
Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.

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101
riders
131km
07:49
2,860m
2,860m
Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.
73
riders
65.1km
03:13
870m
870m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
46
riders
76.9km
03:53
970m
970m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
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Climb out of the Brookside Golf Club area and into the Pasadena suburban area. This climb has a nice shoulder and is lined with trees.
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Griffith's iconic Observatory is southern California's gateway to the cosmos. This hugely popular venue is the most visited observatory in the world. Since opening in 1935, the Observatory has welcomed over 85 million visitors. It is also 1,134 feet above sea level and is visible from most parts of the city it also has some of the best views of downtown Los Angeles and in particular the world-famous Hollywood Sign.
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A quick pull-off from the Angeles Crest Highway gives way to Millard Falls Trailhead and LA Overlook, with great views of downtown and the forests in the gateway to Angeles National Forest.
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Red Box Gap, located below Lawlor Peak, offers great views and an ideal spot for a break. A 3.5-mile trail from here leads to Strawberry Peak, which comes into view before reaching the saddle. Popular with hikers and bikers, Red Box has a trailhead parking area, the Haramokngna American Indian Cultural Center, and a natural stone viewpoint. The center typically opened on weekends and holidays from 10 a.m. to 6 p.m.
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Explore the looped road around the summit of Mount Wilson, a prominent peak known for its historic Mount Wilson Observatory. The summit houses telescopes, solar towers, and the modern CHARA Array for stellar research. Standing at 5,710 feet, Mount Wilson offers sweeping views of the Los Angeles Basin, the Pacific Ocean, and the Channel Islands on clear days. This site also serves as a major broadcast hub for the Greater Los Angeles area, easy to see with the numerous antennas and relay facilities sticking out all over the summit.
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Brookside Park is Pasadena's largest fully maintained park at 61.1 acres. It sits south of Rose Bowl Stadium with tons of parking off Arroyo Boulevard. The park features a lighted baseball diamond, two softball diamonds, and a large, lighted, multi-purpose field for soccer and flag football. There is also a speaker's platform with permanent seating, numerous picnic tables, barbecue pits, a play area, restrooms, and drinking fountains.
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Visit the Big Tujunga Dam Overlook for awesome views of the Big Tujunga River and the concrete arch dam. Built in 1931, the dam features a reservoir about 89 square acres in size. The dam is key for flood protection and water conservation.
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Pasadena offers a wide variety of road cycling routes, with over 370 routes in and around the city. These cater to various skill levels, from moderate rides to challenging climbs.
Road cycling in Pasadena features diverse terrain, ranging from urban settings to canyons and significant mountain ascents. You'll find routes traversing lush areas like the Arroyo Seco, as well as challenging climbs into the San Gabriel Mountains.
Yes, Pasadena is known for its challenging routes with significant elevation gains. For instance, the Pasadena to Mount Wilson route is a difficult 47.8-mile trail with extensive canyon views and a climb of over 5,100 feet. Another demanding option is the Red Box Gap – Mount Wilson Summit Viewpoint loop from Memorial Park, an 81.7-mile trail through mountain passes.
While many routes offer significant challenges, Pasadena also has options suitable for moderate riders. The Arroyo Seco Network provides 22 miles of multi-terrain trails, perfect for a more relaxed ride. Additionally, komoot lists 14 easy routes and 20 moderate routes, ensuring there are choices for various ability levels.
Many routes offer scenic views and pass by significant landmarks. You might cycle past the Rose Bowl Stadium or the Norton Simon Museum on routes like the Pasadena Loop. The Pasadena to Mount Wilson route culminates at the Mount Wilson Observatory, offering panoramic vistas. You can also explore the Historic Colorado Street Bridge or the Duarte Bike Trail.
Absolutely. The region is rich with scenic viewpoints, particularly in the San Gabriel Mountains. The Angeles Crest Highway to Mount Wilson offers stunning canyon views, and the Azusa Climb provides fantastic views of the San Gabriel Valley from its peak. Many routes in the mountains will reward you with expansive vistas.
While not directly on a road cycling route, the Eaton Canyon Waterfall is a prominent natural feature in the area. Eaton Canyon Natural Area, a 190-acre preserve, is easily accessible from Pasadena and features this beautiful 50-foot waterfall, making for a great side trip or post-ride exploration.
Pasadena boasts a Mediterranean climate with approximately 300 days of sunshine annually, making it ideal for year-round outdoor pursuits. However, spring and fall offer particularly pleasant temperatures for cycling, avoiding the hotter summer months and cooler winter mornings.
Many parks and trails in Pasadena are dog-friendly, though specific regulations may vary by location. It's always best to check local signage or park websites for the most current rules regarding pets on specific cycling paths or trails.
Yes, many road cycling routes in Pasadena are designed as loops. A popular example is the Pasadena Loop / Flintridge Loop, a 20-mile (33 km) circular route. The Brookside Park – Brookside Park loop from Del Mar is another moderate loop option.
Route lengths vary significantly in Pasadena. You can find shorter loops like the Pasadena Loop at around 20 miles (33 km), or more extensive rides such as the Pasadena to Mount Wilson route, which is 47.8 miles (76.9 km). The longest route mentioned is the Red Box Gap – Mount Wilson Summit Viewpoint loop from Memorial Park at 81.7 miles (131.5 km).
The road cycling routes in Pasadena are highly rated by the komoot community, with an average score of 4.9 stars from more than 20 reviews. Cyclists often praise the varied terrain, the stunning mountain and canyon views, and the diverse options available for different skill levels.
Parking availability varies depending on the trailhead. Many parks and natural areas, such as Hahamongna Watershed Park or Eaton Canyon Natural Area, offer designated parking lots. For routes starting in urban areas, street parking or public garages may be available. It's advisable to check specific starting points for parking details.


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