The best road cycling routes in Thornewood Open Space Preserve
4.7
(56)
4,665
riders
52
rides
Last updated: November 7, 2025
5
riders
1. Alpine Road loop from Portola Valley
11.3km
00:35
170m
170m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
18
riders
2. Old La Honda Road loop from Woodside
19.8km
01:13
490m
490m
Intermediate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
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15
riders
3. Pulgas Water Temple loop from Woodside
17.3km
00:47
130m
130m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
12
riders
4. Alpine Road loop from Westridge
16.7km
01:01
410m
410m
Intermediate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
5.0
(1)
9
riders
Intermediate road ride. Great for any fitness level. Some segments of this route may be unpaved and difficult to ride.
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
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