Open in App
Get this trail on your phone instantly.
more stats
177 ft
Distance
6 ft
Climb
4,972 ft
High Point
6 ft
Altitude change
4,966 ft
Altitude min
4,966 ft
Altitude start
4,970 ft
Altitude end
3.3%
Grade
1.1%
Grade max
4.4%
Grade min
118 ft
Distance climb
39 ft
Distance flat
A-Fib Details
-
Activities
- Mountain Bike
- E-Bike
- Winter Fat Bike
- Hike
- Trail Running
-
Riding AreaHidden Valley Trails
Rexburg, Idaho -
Difficulty Rating
-
Trail TypeSingletrack
-
Climb DifficultyBlack Diamond
-
Trail VisibilityAlways easy to follow
-
Dogs AllowedYes
-
Year Opened2026
No community description for A-Fib trail has been added yet!
AI Generated Description
A-Fib is a 177 ft black diamond difficulty singletrack trail located near Rexburg Idaho. This mountain bike primary trail with a 6 ft black diamond climb. Trail visibility is always easy to follow.
Access Info
Park on the Street at the North end of the Trail. There is plenty of street parking in the neighborhood. Do not block driveways or mailboxes.
Disclaimer
PRIVATE PROPERTY – PUBLIC ACCESS BY PERMISSION This land is privately owned. The owners have chosen to allow public, non-motorized recreational use without charge under Idaho Code § 36-1604.
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
- 0 rides
6 Months
- 3 rides
- 8 miles avg distance
All
- 3 rides
- Last: Jun 25, 2026
A-Fib Trail Reports
no reports have been added for A-Fib yet, add a trail report.
Trail reports are used to indicate a trails current condition and inform builders and other riders about any issues on a trail.
Trail reports are used to indicate a trails current condition and inform builders and other riders about any issues on a trail.
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 ridelogs 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 riders are riding a trail in its intended direction.
The colour categories are based on what percentage of riders are riding a trail in its intended direction.
- > 96%
- > 90%
- > 80%
- > 70%
- > 50%
- < 50%
- bi-directional trail
- no data
Trail Last Ridden
Trailforks scans ridelogs 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 ridelogs 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 rides = 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.
?
Personal Heatmap
▶
Activity Types
all
/
none
▶
Options
2
Date range
month
–
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 riders 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 afib trailhead
(43.822030, -111.766310)
Photos
No photos have been added for A-Fib yet, add a photo.
Videos
no videos have been added for A-Fib yet, add a video.
Reviews / Comments
No reviews yet, be the first to write a review or ask a question.
Use trail reports to comment on trail conditions.
We hope you've been enjoying Trailforks!
Create a FREE account to view trail comments and much more.
Nearby Trails
- Pulse 177 ft
- The Draw 177 ft
- Sage Runner 482 ft
- Surge 3,022 ft
- Flow State 3,281 ft
Hidden Valley Trails
- By AaronChristensen
& contributors - #910987 - 67 views
- Follow/Subscribe
- login to download gpx or kml files.
Frequently Asked Questions About A-Fib
▼
Where is A-Fib located?
A-Fib is located in Hidden Valley Trails, Rexburg, Idaho, United States. It is part of the Hidden Valley Trails trail network. The trailhead is located at coordinates 43.82203, -111.76631.
▼
How hard is A-Fib?
A-Fib is rated as Black Diamond difficulty. The average grade is 3.3%. The climb difficulty is rated Black Diamond.
▼
What is the elevation gain for A-Fib?
A-Fib has 6 ft of elevation gain. The elevation ranges from 4,966 ft to 4,972 ft.
▼
How long is A-Fib?
A-Fib is 177 ft long. The trail type is singletrack.
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.