Rose Garden to Portola Valley loop
Rose Garden to Portola Valley loop
4.6
(7365)
11,486
riders
03:05
74.2km
470m
Road cycling
Cycle the moderate 46.1-mile Rose Garden to Portola Valley loop, gaining 1528 feet in 3h 4m through Bay Area forests and vistas.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Enid Pearson-Arastradero Preserve
Jasper Ridge Biological Preserve
Waypoints
Start point
Parking
Get Directions
471 m
Highlight • Natural
Tip by
33.5 km
Highlight (Segment) • Settlement
Tip by
45.2 km
Highlight (Segment) • Cycleway
Tip by
74.2 km
End point
Parking
Way Types & Surfaces
Way Types
52.4 km
19.1 km
1.90 km
661 m
183 m
Surfaces
71.8 km
2.40 km
< 100 m
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Elevation
Highest point (180 m)
Lowest point (20 m)
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Weather
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Today
Thursday 28 May
21°C
11°C
91 %
Additional weather tips
Max wind speed: 20.0 km/h
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This route was planned by komoot.
While the 'Rose Garden' likely refers to a starting point in the Santa Clara/San Jose area, possibly near amenities like Columbus Park or a rose garden along the Guadalupe River Trail, specific parking details for the start are not provided. However, the core of the ride is around Portola Valley. You might consider parking in or near Portola Valley itself to access the loop.
The basic Portola Valley loop is generally suitable for intermediate riders due to its rolling hills. However, the overall difficulty of the 'Rose Garden to Portola Valley loop' can vary significantly. If you incorporate challenging climbs like Page Mill Road or Kings Mountain Road, it becomes a hard ride requiring very good fitness. For a less strenuous option, consider the relatively flat 10-mile stretch along Cañada Road.
The full 'Rose Garden to Portola Valley loop' is approximately 74 km (46 miles) with about 465 meters (1,525 feet) of elevation gain, and typically takes around 3 hours to complete on a racebike. However, extended loops can take over 5 hours, depending on the chosen variations and your fitness level.
The route is predominantly paved, offering a smooth ride for racebikes. The Portola Valley loop itself features rolling hills. If you choose to include extensions, you'll encounter significant climbs with sections reaching up to a 20% grade. Some longer variations might include unpaved segments, but the main loop is paved.
You'll be immersed in the Bay Area's natural beauty, with shaded forests and several vistas overlooking the Bay. Along Cañada Road, you'll get sweeping views of the Crystal Springs reservoir. The Portola Valley loop itself offers a quick venture into the forest with streams and abundant trees. Longer variations can even provide expansive views of the ocean, farms, and countryside.
Yes, key highlights include the San Jose Municipal Rose Garden (likely a starting point reference), the charming settlement of Portola Valley, and the scenic Junipero Serra Boulevard. The Portola Valley area is also known as a cornerstone of the local biking scene, with many popular routes branching off from it.
Yes, the natural surroundings of the Bay Area along this route offer opportunities for wildlife spotting. Cyclists have reported seeing deer, bunnies, and turkeys, especially in the quieter, more forested sections.
The trail can be enjoyed year-round, but spring and fall generally offer the most pleasant weather for cycling. Summers can be warm, especially in exposed sections, while winters might bring rain. Always check the local weather forecast before heading out.
Yes, for your convenience, there are rest stops available. You can find amenities at Robert's Market in Woodside and Portola Valley. Additionally, there's a bathroom and water station located near Stevens Canyon.
Yes, this route incorporates sections of several official trails. You'll find yourself on parts of the Foothill Expressway, Homestead / Hedding / Brokaw Corridor, San Antonio/Arastradero Corridor, and the I-280 Corridor. It also touches on smaller segments of trails like the Stanford Dish Loop Trail, Portola Trail, and Alpine Trail, among many others, reflecting its nature as a hub for local cycling.
As this is primarily a road cycling route, it's generally not considered 'dog-friendly' in the same way a hiking trail might be. Dogs are typically not permitted on bikes or in bike trailers on public roads and dedicated cycling paths unless specifically allowed and safely secured. It's best to leave your furry friends at home for this ride.
No, there are no specific permits or entrance fees required to cycle the 'Rose Garden to Portola Valley loop' as it primarily uses public roads and established cycling paths.