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10.2 miles
Distance
1,835 ft
Climb
-1,843 ft
Descent
1 mile
High Point
-10 ft
Altitude change
5,082 ft
Altitude min
5,091 ft
Altitude start
5,082 ft
Altitude end
-49%
Grade max
65.4%
Grade min
5 miles
Distance climb
4 miles
Distance down
1 mile
Distance flat
This beautiful route is perfect for those who like good climbs with some great switchbacks for practicing tight turns on the descent. Be sure to top off your tire sealant before going on this route in the fall, as there tends to be lots of goat-heads in the bottom section near the parking lot.
Detailed Description
Forbidden Loop is a 10 mile moderately popular intermediate route located near Alpine Utah. This mountain bike primary route can be used one direction and has a moderate overall physical rating. This route includes 10 trails. This route climbs 1,835 ft with a max elevation of 6,052 ft then descends -1,843 ft.
Trail Issues on Route
- Closed: 1 trail (newest: Sep 4, 2025)
Local Trail Association
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Stats
-
Distance10 miles
-
Avg time1 hr 31 min
-
Altitude min5,082 ft
-
Altitude start5,091 ft
-
Altitude end5,082 ft
-
Climb1,835 ft
-
Descent-1,843 ft
-
Grade max-49%
-
Grade min65.4%
-
Distance climb5 miles
-
Distance down4 miles
-
Distance flat1 mile
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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)
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.
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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
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Slope Aspect
Direction the slope faces
Trails Deemphasized
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Only show trails with no bike usage.
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Trail transparency
- Singletrack
Photos
Recent Trail Reports Along Route
more reports »
- By wild385
& contributors - #35686 - 1,117 views
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