The best MTB trails around Altadena
4.9
(18)
573
riders
18
rides
Last updated: December 6, 2025
50
riders
26.0km
03:33
1,220m
1,220m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
4.7
(11)
118
riders
15.9km
01:30
420m
420m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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36
riders
28.6km
02:58
1,120m
1,120m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.
5.0
(1)
27
riders
13.4km
01:33
630m
640m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
14
riders
55.6km
05:54
2,090m
2,090m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.
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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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