The best MTB trails around Lagunitas-Forest Knolls
4.7
(80)
949
riders
51
rides
Last updated: September 18, 2025
4.3
(3)
16
riders
1. Pine Mountain loop — Mt. Tamalpais Watershed
25.2km
02:37
720m
Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.
5.0
(1)
8
riders
2. Marin Fire Road loop — Gary Giacomini Open Space Preserve
34.9km
03:40
970m
Expert mountain bike ride. Very good fitness required. Suitable for all skill levels.
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4.6
(10)
63
riders
3. Loma Alta Summit – Gestalt Haus loop from Fairfax
27.2km
02:30
670m
Expert mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
9
riders
4. Jewell Trail 🌲 loop from Fairfax
19.3km
01:49
440m
Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.
14
riders
5. Bolinas Ridge Trail – Gestalt Haus loop from Fairfax
53.2km
04:15
960m
Expert mountain bike ride. Very good fitness required. Suitable for all skill levels.
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