The best MTB trails in Loma Alta Open Space Preserve
4.5
(187)
1,621
riders
80
rides
Last updated: September 24, 2025
10
riders
1. Porcupine Trail loop from Fairfax
7.69km
00:53
240m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
Easy
5.0
(3)
38
riders
Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.
Intermediate
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5.0
(1)
12
riders
3. Camp Tamarancho Trailhead loop from Fairfax
12.5km
01:19
370m
Intermediate mountain bike ride. Good fitness required. Advanced riding skills necessary.
Intermediate
4
riders
4. 680 Trail loop from Fairfax
12.8km
01:28
460m
Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.
Intermediate
21
riders
5. Tamarancho to Cascade Fire Road loop — Fairfax
23.4km
02:30
720m
Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.
Intermediate
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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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