Open in App
Get this route on your phone instantly.
12.7 miles
Distance
1,798 ft
Climb
-1,763 ft
Descent
1,439 ft
High Point
35 ft
Altitude change
328 ft
Altitude min
328 ft
Altitude start
364 ft
Altitude end
0.1%
Grade
-47.4%
Grade max
31.1%
Grade min
6 miles
Distance climb
6 miles
Distance down
4,895 ft
Distance flat
This trail starts at the Adair village entrance, climbs up to the lake, stays left on the main road with more climbing, then back down the easy mtb trail to the lake and finishes on the road.
Detailed Description
Adair MTB Loop is a 13 mile moderately popular easy route located near Corvallis Oregon. This mountain bike primary route can be used one direction and has a moderate overall physical rating. This route includes 15 trails. This route climbs 1,798 ft with a max elevation of 1,439 ft then descends -1,763 ft.
Trail Issues on Route
- Minor Issue / Yellow: 1 trail (newest: Aug 16, 2026)
Local Trail Association
Please consider joining or donating to the local riding association to support trail development & maintenance.
Donate to earn trail karma!
Stats
-
Distance13 miles
-
Avg time2 hr 26 min
-
Altitude min328 ft
-
Altitude start328 ft
-
Altitude end364 ft
-
Climb1,798 ft
-
Descent-1,763 ft
-
Grade0.1%
-
Grade max-47.4%
-
Grade min31.1%
-
Distance climb6 miles
-
Distance down6 miles
-
Distance flat4,895 ft
9 Reviews & Comments
We hope you've been enjoying Trailforks!
Create a FREE account to view route comments and much more.
Trails in Route
| 2,589 ft | |||||
| 1 mile | |||||
| 2 miles | |||||
| 1 mile | |||||
| 2 miles | |||||
| 3,031 ft | |||||
| 1 mile | |||||
| 1 mile |
Details
-
Riding area
-
Primary ActivityMountain Bike
-
Other Activities
- Gravel Bike
-
Difficulty ratingGreen
-
Route TypeLoop
-
eBike Allowed
-
Bike typeAM, Gravel
-
DirectionOne Direction
-
Physical ratingModerate
-
Activity Logs
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 Ridden
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
Recent Trail Reports Along Route
more reports »
- By Sendsei & contributors
- #24338 - 2,189 views
Hit the Trail
Download Route
Save to wishlist, Garmin & download.