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3,658 ft
Distance
12 ft
Climb
-319 ft
Descent
00:07:37
Avg time
-305 ft
Altitude change
768 ft
Altitude min
1,083 ft
Altitude max
1,074 ft
Altitude start
768 ft
Altitude end
-8.3%
Grade
-27.9%
Grade max
8.5%
Grade min
190 ft
Distance climb
2,986 ft
Distance down
482 ft
Distance flat
00:07:37
Avg time
Thornstar Details
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Activities
- Mountain Bike
- E-Bike
- Hike
- Trail Running
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Riding AreaThornhill
Maple Ridge, British Columbia -
Difficulty Rating
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Voted DifficultyBlack Diamond (3 votes)
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Local Popularity100 in Mountain Biking [+]
- 100 in E-Biking
- 60 in Trail Running
- 80 in Hiking
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Global Ranking
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Trail TypeSingletrack
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Bike TypeAM
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DirectionDownhill OnlyPopular Direction Shown
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Physical RatingModerate
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Trail VisibilityAlways easy to follow
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Dogs AllowedYes
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eBike AllowedYes up to Class 1
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TTFs on TrailBerm, Bridge, Jump, Gap Jump, Log Ride
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Land OwnerCity of Maple Ridge
The trail itself is a blue, but there is many gap jumps of various sizes making the trail a black diamond if you're hitting the jumps. Ride arounds for all features.
A horse trail crosses Thornstar. Please make noise at the crossing and yield to horses.
Local Trail Association
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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
- 17 rides
- 7 miles average
6 Months
- 518 rides
- 7 miles avg distance
All
- 3,532 rides
- Last: Aug 29, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Thornstar Trail Reports
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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 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.
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- popular
- less popular
- not popular
ATV/ORV/OHV Filter
Max Vehicle Width
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US Cell Coverage
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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
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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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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
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Directions to thornstar trailhead
(49.200120, -122.511550)
Photos
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Routes with this trail
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Trail Products
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Fraser Valley GuideBook
20 Reviews & Comments
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