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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.
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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
![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.
SaveSkien trails and routes are listed on Trailforks with interactive trail maps, difficulty ratings, photos, and user-reported trail conditions. Supported activity types include Mountain Biking, Hiking and Trail Running. Many trails are lit for night riding.
This is an auto-generated description of Skien.
Login or register to submit a custom description.
This region uses the Uk/Euro style trail grading system.
Trail info last updated
Activities Click to view
- Mountain Bike
6 trails
- Hike
6 trails
- Trail Running
6 trails
Region Details
- 3
- 3
Stats
- Avg Trail Rating
- Global Ranking
- #3,935
- Trails (view details)
- 14
- Trails Mountain Bike
- 6
- Trails E-Bike
- 3
- Trails Gravel Bike
- 1
- Trails Adaptive Bike
- 1
- Trails Hike
- 6
- Trails Trail Running
- 6
- Trails Nordic Ski
- 10
- Total Distance
- 7 miles
- Total Descent Distance
- 5 miles
- Total Descent
- 2,003 ft
- Total Vertical
- 1,169 ft
- Highest Trailhead
- 1,325 ft
- Reports
- 1
- Completed Counter
- 11
Sub Regions
No riding areas or trails have been contributed in this region.
Help grow the crowd-sourced database by contributing a local riding area then trails can be added to it!
Popular Skien Mountain Biking Trails
• 5 ★ 4.0 • 1,050 ft • 0 ft • 2 •
Dette er en berg-og-dal-bane-tur. Fantastisk morsom sti med noen høye dropp. Jeg anbefaler å speide denne til fots før du sykler den første gangen. This is a rollercoaster ride. Fantastically fun trail with a few tall drops. I...
• 75 ★ 5.0 • 2 miles • 32 ft • 2 •
Yes, dragging your bike up here is worth it. If there’s a longer continuous descent in the area I want to know about it. On top of that it’s wonderfully flowy and has a nice, even overall slope. Just amazing.
• 5 ★ 4.0 • 1,158 ft • 4 ft • 1 •
Really fun but somewhat short trail with spectacular views and some technical segments. I'd say around S2 (+).
Videos of Skien Mountain Bike
Recent Trail Reports
| status | trail | date | condition | info | user |
|---|---|---|---|---|---|
| Ulvskollen Downhill Skien | Jul 7, 2025 @ 8:40am Jul 7, 2025 | Variable | chriguc |
Activity Feed
| username | action | type | title | date |
|---|---|---|---|---|
| markholloway | update | region | activity #83663786 | Nov 6, 2025 @ 5:02am Nov 6, 2025 |
Activity Type Stats
| activitytype | trails | distance | descent | descent distance | total vertical | rating | global rank | state rank | photos | reports | routes | activity logs |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mountain Bike | 6 | 6 miles | 1,886 ft | 4 miles | 1,168 ft | #3,935 | 1 | 1,136 | ||||
| E-Bike | 3 | 4,905 ft | 531 ft | 3,976 ft | 390 ft | 1 | 29 | |||||
| Gravel Bike | 1 | 2,697 ft | 312 ft | 2,274 ft | 312 ft | 3 | ||||||
| Adaptive Bike | 1 | 2,697 ft | 312 ft | 2,274 ft | 312 ft | |||||||
| Hike | 6 | 6 miles | 1,886 ft | 4 miles | 1,168 ft | #3,064 | #10 | 1 | 121 | |||
| Trail Running | 6 | 6 miles | 1,886 ft | 4 miles | 1,168 ft | #3,062 | #10 | 1 | 1 | |||
| Nordic Ski | 10 | 4 miles | 289 ft | 2 miles | 276 ft | 8 |
Frequently Asked Questions
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What are the highest rated mountain biking trails in Skien?
The highest rated mountain biking trails in Skien are:
- Ulvskollen Downhill (4.1/5)
- Tett Oppunder (4/5)
- Rødgangskammen (4/5)
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What is the longest trail in Skien?
The longest trail in Skien is Ulvskollen Downhill at 2.2 miles. View all trails sorted by distance.
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How many trails are in Skien?
Skien has a total of 14 trails. Of those, 6 are designated for mountain biking. Browse top mountain biking trails in Skien to find detailed information including difficulty ratings, distances, and trail conditions.
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Which trail has the most elevation gain in Skien?
The trail with the most elevation gain in Skien is Ulvskollen Downhill with 32 ft of elevation gain. View all trails sorted by elevation gain.
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Which trail has the most elevation descent in Skien?
The trail with the most elevation descent in Skien is Ulvskollen Downhill with 1,184 ft of elevation descent. View all trails sorted by elevation descent.
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What activities are most popular in Skien?
Skien supports the following activities: Mountain Biking, Hiking, Trail Running.
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What bike services are there in Skien?
The following bike services are available in Skien:
- Bike Shop (3)
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Are the trails open in Skien?
The overall region status for Skien is Clear / Green. Out of 1 trails:
- Clear / Green: 1
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Can I ride an ebike in Skien?
There are 3 trails in Skien that allow e-bikes. Check the e-bike trails listing for specific trail access details and any local regulations.
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What are the most popular Strava Segments in Skien?
The most popular Strava segments in Skien are:
- Squamish dirtbags (80 athletes)
- Skywalker siste del (80 athletes)
- Rødgangslåmi (51 athletes)
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What are the most popular mountain biking trails in Skien?
The most popular mountain biking trails in Skien are: View all mountain biking trails sorted by popularity.
- By mtbboy1993
TRAILFORKS SSK & contributors - Admins: mtbboy1993, Cykeljohan
- #22021 - 1,387 views
- skien activity log | embed map of Skien mountain bike trails |
Downloading of trail gps tracks in kml & gpx formats is enabled for Skien.
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