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1,797 ft
Distance
115 ft
Climb
-61 ft
Descent
00:03:35
Avg time
54 ft
Altitude change
129 ft
Altitude min
233 ft
Altitude max
178 ft
Altitude start
233 ft
Altitude end
3.031%
Grade
-21.274%
Grade max
47.814%
Grade min
937 ft
Distance climb
768 ft
Distance down
92 ft
Distance flat
00:03:35
Avg time
Devil's Backbone Details
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Activities
- Mountain Bike
- Hike
- Trail Running
-
Riding AreaRockville Hills Regional Park
Fairfield, California -
Difficulty Rating
-
Local Popularity90 in Mountain Biking [+]
- 90 in Trail Running
- 95 in Hiking
-
Global Ranking
-
State Ranking
-
Trail TypeSingletrack
-
Bike TypeXC
-
DirectionBoth DirectionsPopular In Reverse
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Climb DifficultyBlack Diamond
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Physical RatingModerate
-
Dogs AllowedYes
No community description for Devil's Backbone trail has been added yet!
AI Generated Description
Devil's Backbone is a 1,797 ft popular blue difficulty singletrack trail located near Fairfield California. This mountain bike primary trail can be used both directions and has a moderate overall physical rating with a 115 ft black diamond climb. On average it takes 3 minutes to complete this trail.
Traditionally Indigenous Territory
Recent Activity on Trail
Past Week
- 4 rides
- 7 miles average
6 Months
- 50 rides
- 7 miles avg distance
All
- 573 rides
- Last: Oct 2, 2026
Devil's Backbone Trail Reports
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Trail Conditions
- Unknown
- Snow Groomed
- Snow Packed
- Snow Covered
- Snow Cover Partial
- Freeze/thaw Cycle
- Icy
- Prevalent Mud
- Wet
- Variable
- Ideal
- Dry
- Very Dry
Trail Flow (Ridden Direction)
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The colour categories are based on what percentage of users are riding a trail in its intended direction.
The colour categories are based on what percentage of users are riding a trail in its intended direction.
- > 96%
- > 90%
- > 80%
- > 70%
- > 50%
- < 50%
- bi-directional trail
- no data
Trail Last Used
Trailforks scans activity logs to determine the last time a trail was ridden.
- < 2 days
- < 1 week
- < 2 weeks
- < 1 month
- < 6 months
- > 6 months
Trail Ridden Direction
The intended direction a trail should be ridden.
- Downhill Only
- Downhill Primary
- Both Directions
- Uphill Primary
- Uphill Only
- One Direction
Contribute Details
Colors indicate trail is missing specified detail.
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- Videos
Trail Popularity ?
Trailforks scans activity logs to determine which trails are ridden the most in the last 9 months.
Trails are compared with nearby trails in the same city region with a possible 25 colour shades.
Think of this as a heatmap, more activities = more kinetic energy = warmer colors.
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- popular
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- not popular
ATV/ORV/OHV Filter
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Activity Recordings
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Activity Recordings
Trailforks uses anonymized public activity data.
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Winter Trails
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Trails are colored based on popularity. The more popular a trail is, the more red. Less popular trails trend towards green.
Jump Magnitude Heatmap
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BC Backroad Status
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Slope Aspect
Direction the slope faces
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Directions to devil-s-backbone-60939 trailhead
(38.248070, -122.133530)
Photos
No photos have been added for Devil's Backbone yet, add a photo.
Videos
1 more »
mtb
675 |
May 27, 2017 , Fairfield
Routes with this trail
★ 4.0 • 10 miles • 1,488 ft • 25 • Loop •
Moderate Route that hits some of the easier single black trails at
★ 3.5 • 7 miles • 1,354 ft • 41 • Point to Point •
Tour of some of the chunky black and double back descents in Rockville
3 miles • 390 ft • 7 •
A mini loop to see my favorite areas of . Somewhat elevation friendly running.
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Nearby Trails
- Rockville Trail 299 ft
- Connector 951 ft
- Chemise Loop (upper) 1,027 ft
- Connector 1,388 ft
- Connector 1,424 ft
Rockville Hills Regional Park
- By bkxc
Everstoke & contributors - #60939 - 2,431 views
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