4.9
(1884)
18,976
riders
03:30
66.6km
1,200m
Road cycling
The Lyons Valley loop offers a difficult road cycling experience, covering 41.4 miles (66.6 km) with a significant elevation gain of 3941 feet (1201 metres). You can expect to complete this challenging route in about 3 hours and 29 minutes, making it a true test of endurance. As you ride,…
Last updated: April 23, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
San Diego National Wildlife Refuge
Waypoints
Start point
Parking
Get Directions
20.0 km
Highlight • Rest Area
Tip by
66.6 km
End point
Parking
Way Types & Surfaces
Way Types
54.4 km
7.08 km
5.12 km
< 100 m
Surfaces
64.6 km
1.97 km
< 100 m
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Elevation
Highest point (820 m)
Lowest point (100 m)
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Weather
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Wednesday 6 May
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This route was planned by komoot.
This challenging road cycling route typically takes around 3 hours and 30 minutes to complete, though your actual time may vary based on your fitness level and how often you stop.
No, this route is considered a difficult road ride, often referred to as a 'rite of passage' among local cyclists. It demands very good fitness due to significant elevation gains and challenging sections, making it unsuitable for beginners.
The terrain is primarily well-paved road, but it features tight turns, considerable elevation changes, and can include dusty ranchland. Be aware of potential loose surfaces like pebbles and dried mud, especially after rain. Some segments might even be unpaved and difficult, potentially requiring you to push your bike. Notable climbs include 'The Wall' on Lyons Valley Road, with sections reaching an 8.1% grade.
You can expect scenic views, including panoramic vistas of valleys and mountains, particularly around Barrett Lake. The route passes through areas with horse ranches and orchards, with the landscape transitioning from rural roads to dusty ranchland and wooded grasslands.
Yes, a common stopping point along the route for water and a break is the Lyons Valley Trading Post.
While the trail can be ridden year-round, consider the weather conditions. San Diego County generally has mild winters, but summers can be hot. Spring and fall often offer the most pleasant temperatures for such a demanding ride. Be mindful of potential loose surfaces after rain.
The trail is a loop, and while specific parking areas aren't detailed, cyclists typically start from various points along the route in the San Diego County area. Look for public parking options in nearby communities or along the route's less congested sections.
No, there are no specific permits or entrance fees required to cycle the Lyons Valley loop.
As this is a challenging road cycling route, it is generally not suitable for dogs. The route primarily follows public roads, and the terrain and distance are not ideal for canine companions.
Given the route's difficulty and length, you should bring plenty of water, nutrition, a repair kit (including spare tubes and a pump), appropriate cycling gear, sun protection, and a fully charged phone. A GPS device or a printed map is also recommended as cell service can be spotty in some rural areas.
Yes, the route also passes through sections of Carveacre Road, Las Bancas-Horsethief Road, Oak Glen Circle, and Oak Glen Way.