The best MTB trails in Loma Alta Open Space Preserve
4.5
(199)
1,689
riders
80
rides
Last updated: October 25, 2025
11
riders
1. Porcupine Trail loop from Fairfax
7.69km
00:53
240m
240m
Intermediate mountain bike ride. Great for any fitness level. Advanced riding skills necessary.
5.0
(1)
12
riders
2. Camp Tamarancho Trailhead loop from Fairfax
12.5km
01:19
370m
370m
Expert 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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4
riders
3. 680 Trail loop from Fairfax
12.8km
01:28
460m
450m
Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.
21
riders
4. Tamarancho to Cascade Fire Road loop — Fairfax
23.4km
02:30
720m
720m
Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.
5.0
(2)
32
riders
5. Water Resupply – Fish Gulch trail junction loop from Fairfax
19.5km
01:42
370m
370m
Intermediate mountain bike ride. 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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