The best MTB trails in Ring Mountain Open Space Preserve
4.6
(179)
2,169
riders
109
rides
Last updated: October 25, 2025
9
riders
1. Coastal Fire Road loop from Mill Valley
33.2km
03:00
810m
810m
Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.
6
riders
2. Coastal Fire Road – Coastal Trail loop from Mill Valley
29.2km
02:32
680m
680m
Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.
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4.9
(20)
132
riders
3. Old Mine Trail (lower) 🌲 loop from Mill Valley
45.0km
04:17
1,080m
1,080m
Expert mountain bike ride. Very good fitness required. Suitable for all skill levels.
4.5
(4)
71
riders
4. Railroad Grade Fire Road – Fern Creek and spring loop from Mill Valley
42.1km
04:06
1,050m
1,060m
Expert mountain bike ride. Very good fitness required. Suitable for all skill levels.
4.9
(12)
81
riders
5. Fern Creek and spring loop from Mill Valley
25.3km
02:16
560m
560m
Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.
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