Open in App
Get this trail on your phone instantly.
more stats
2,277 ft
Distance
60 ft
Climb
-268 ft
Descent
00:03:30
Avg time
-208 ft
Altitude change
484 ft
Altitude min
692 ft
Altitude max
691 ft
Altitude start
484 ft
Altitude end
-9.131%
Grade
-40.354%
Grade max
15.805%
Grade min
499 ft
Distance climb
1,653 ft
Distance down
125 ft
Distance flat
00:03:30
Avg time
Oh No Details
-
Activities
- Mountain Bike
- Hike
- Trail Running
-
Riding AreaJackson Demonstration State Forest
Mendocino, California -
Difficulty Rating
-
Local Popularity95 in Mountain Biking [+]
- 5 in Trail Running
- 75 in Hiking
-
Global Ranking
-
State Ranking
-
Trail TypeSingletrack
-
Bike TypeAM, XC
-
DirectionDownhill PrimaryPopular Direction Shown
-
Dogs AllowedYes
-
Land OwnerJackson Demonstration State Forest
No community description for Oh No trail has been added yet!
AI Generated Description
Oh No is a highly rated 2,277 ft popular blue difficulty singletrack trail located near Mendocino California. This mountain bike primary trail can be used downhill primary. On average it takes 3 minutes to complete this trail.
Local Trail Association
-
-
Please consider joining or donating to the local trail association to supportDonate to earn trail karma!
trail development & maintenance.
Traditionally Indigenous Territory
Recent Activity on Trail
Past Week
- 1 rides
- 20 miles average
6 Months
- 73 rides
- 15 miles avg distance
All
- 527 rides
- Last: Oct 16, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Oh No Trail Reports
more »
close
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
Directions to oh-no trailhead
(39.313461, -123.720828)
Photos
No photos have been added for Oh No yet, add a photo.
Videos
2 more »
mtb
5:29 |
293 |
Oct 25, 2024 , Mendocino
mtb
12:11 |
646 |
Sep 19, 2020 , Mendocino
Routes with this trail
★ 5.0 • 19 miles • 3,127 ft • 13 • Loop •
This route includes most of our favorite trails in this area and almost completely avoids fire roads. It's...
★ 4.0 • 11 miles • 1,823 ft • 8 •
Mountain Biking Only - Contributed by Chad Swimmer 11 Miles - - - 1,507 Vertical Feet - - - Advanced - - -...
★ 3.0 • 7 miles • 914 ft • 4 • Shuttled •
This route skips the ride up observatory trail to save emtb/onewheel battery for the rest of the route....
Chasebeck734
Steep in spots, be wary or corner traction with the leaves. Also, hit the drop, but not fast. Wouldn’t recommend riding up this trail, you’d be pushing in spots. Road is more gradual. You’ll be glad you went down this one
Tonymosa
It’s that last little drop that is oh no!
We hope you've been enjoying Trailforks!
Create a FREE account to view all trail reviews and much more.
Nearby Trails
- High Chutes Road 13 ft
- Boiler 1,237 ft
- Gas Cap 1,880 ft
- Endo 1,893 ft
- Rut Row 2,448 ft
Jackson Demonstration State Forest
- By FRguild & contributors
- #42723 - 1,899 views
- Follow/Subscribe
- login to download gpx or kml files.
Hit the Trail
Download Trail
Save to wishlist, Garmin & download.
Find Related Routes
Find routes and users activities that include this trail.
You must enter a description before submitting.