Open in App
Get this route on your phone instantly.
18.5 miles
Distance
3,932 ft
Climb
-3,949 ft
Descent
2,081 ft
High Point
-17 ft
Altitude change
267 ft
Altitude min
283 ft
Altitude start
266 ft
Altitude end
-55%
Grade max
64%
Grade min
9 miles
Distance climb
9 miles
Distance down
4,551 ft
Distance flat
long
Out and back connector from SDC to Jack London to Sonoma Mtn regional Park
Detailed Description
Sonoma Mtn Loop is a 18 mile moderately popular intermediate route located near Sonoma California. This mountain bike primary route can be used both directions and has a moderate overall physical rating. This route includes 9 trails. This route climbs 3,932 ft with a max elevation of 2,081 ft then descends -3,949 ft.
Local Trail Association
Please consider joining or donating to the local riding association to support trail development & maintenance.
Donate to earn trail karma!
Stats
-
Distance18 miles
-
Avg time3 hr 15 min
-
Altitude min267 ft
-
Altitude start283 ft
-
Altitude end266 ft
-
Climb3,932 ft
-
Descent-3,949 ft
-
Grade max-55%
-
Grade min64%
-
Distance climb9 miles
-
Distance down9 miles
-
Distance flat4,551 ft
We hope you've been enjoying Trailforks!
Create a FREE account to view all route reviews and much more.
Trails in Route
| 1 mile | |||||
| 2 miles | |||||
| 2 miles | |||||
| 1,093 ft | |||||
| 2,215 ft | |||||
| 650 ft | |||||
| 2,812 ft | |||||
| 3,773 ft |
close
-
Layers w
- Weather Layers
- Pro
- Pro
- Pro
- Pro
- Pro
- Pro
- More Layers
- Pro
- Pro
- Pro
- Pro
-
Upgrade to
3D
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)
Trailforks scans users activity logs to determine the most popular direction each trail is ridden. A good flowing trail network will have most trails flowing in a single direction according to their intension.
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.
- Description
- Photos
- Description & Photos
- 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.
- most popular
- popular
- less popular
- not popular
ATV/ORV/OHV Filter
Max Vehicle Width
inches
US Cell Coverage
Legend
Radar Time
Activity Recordings
Trailforks uses anonymized public activity data.
?
Activity Recordings
Trailforks uses anonymized public activity data.
?
Winter Trails
Warning
A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
Missing Trails
Most Popular
Least Popular
Trails are colored based on popularity. The more popular a trail is, the more red. Less popular trails trend towards green.
Jump Magnitude Heatmap
Heatmap of where users jump on trails. Zoom in to see individual jumps, click circles to view jump details.
BC Backroad Status
![map legend]()
Service Road Atlas is a free to use, community-driven service for viewing and creating reports on the numerous back-country service roads around B.C. and Alberta.
Slope Aspect
Direction the slope faces
Trails Deemphasized
Trails are shown in grey.
Only show trails with no bike usage.
Suggested Layers
Based on selected activity type
Save the current map location and zoom level as your default home location whenever this page is loaded.
Save
Trail transparency
- Singletrack
- Unpaved
Photos
Videos
mtb
Top Speed | Strava Leader board | Jack London State Historic Park in Glen Ellen, CA | 4K
trail: Eldridge
11:53 | 270 | comments: 0 | favs:
Oct 22, 2021
Recent Trail Reports Along Route
more reports »
- By DrPato1917 & contributors
- #32410 - 1,513 views
Hit the Trail
Download Route
Save to wishlist, Garmin & download.