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Trail Conditions
- Unknown
- Snow Groomed
- Snow Packed
- Snow Covered
- Freeze/thaw Cycle
- Icy
- Prevalent Mud
- Wet
- Variable
- Ideal
- Dry
- Very Dry
Trail 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%
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
Radar Time
Activity Recordings
Trailforks users anonymized public ridelogs from the past 6 months.
- mountain biking recent
- mountain biking (>6 month)
- hiking (1 year)
- moto (1 year)
Activity Recordings
Trailforks users anonymized public skilogs from the past 12 months.
- Downhill Ski
- Backcountry Ski
- Nordic Ski
Jump Magnitude Heatmap
Heatmap of where riders jump on trails. Zoom in to see individual jumps, click circles to view jump details.
Trails Deemphasized
Trails are shown in grey.
No description for Boulder has been added yet!
Login or register to submit one.
Activities Click to view
- Mountain Bike
94 trails
- E-Bike
8 trails
- Hike
209 trails
- Trail Running
209 trails
- Horse
59 trails
Region Details
- 14
- 3
- 36
- 23
- 14
- 4
Region Status
Open as of 2 days
Stats
- Avg Trail Rating
- Trails (view details)
- 214
- Trails Mountain Bike
- 94
- Trails E-Bike
- 8
- Trails Hike
- 209
- Trails Trail Running
- 209
- Trails Horse
- 59
- Trails Dirtbike/Moto
- 4
- Trails Observed Trials
- 2
- Trails ATV/ORV/OHV
- 4
- Total Distance
- 205 miles
- Total Descent
- 39,320 ft
- Total Vertical
- 3,410 ft
- Highest Trailhead
- 8,476 ft
- Reports
- 4,629
- Photos
- 355
- Ridden Counter
- 38,690
Sub Regions
-
Betasso Preserve
- 4
- 1
-
Boulder Open Space
- 1
-
Boulder Valley Ranch / Boulder Reservoir
- 2
- 6
- 1
-
CU South Campus
- 2
-
Lefthand OHV
- 1
- 4
- 11
- 2
-
Marshall Mesa/Doudy Draw/Flatirons Vista
- 16
- 4
-
Teller Farm Open Space
- 1
- 1
- 1
-
Valmont Bike Park
- 6
- 8
- 2
-
Walker Ranch
- 1
- 1
- 1
Popular Boulder Mountain Biking Trails
Boulder Mountain Bike Routes
| title | rating | distance |
|---|---|---|
| Walker Out-and-Back to Stairs | 11 miles | |
| Dirty Bismark | 15 miles | |
| Marshall Mesa Doudy Draw Loop | 12 miles | |
| Betasso Loops | 7 miles | |
| No Walker Walker | 15 miles | |
| Marshall Mesa - Beginner Loop | 5 miles | |
| Marshall Mesa Beginner Ride | 5 miles | |
| Tour of Boulder Valley Ranch | 10 miles | |
| Intro to LHOHV | 9 miles | |
| North Boulder Dirt Ride | 25 miles |
Recent Ridelog Activity in Region
Today
- 0 rides
- 0 ft avg distance
Yesterday
- 31 rides
- 11 miles avg distance
Past Week
- 374 rides
- 15 miles avg distance
Photos of Boulder Mountain Bike
trail: Eagle
15 |
Aug 30, 2021 @ 7:55pm
Aug 30, 2021
trail: FSR 286H
6 |
Aug 28, 2021 @ 8:51am
Aug 28, 2021
trail: Rattlesnake Gulch
187 |
Mar 9, 2019 @ 7:47am
Mar 9, 2019
trail: Walker Ranch Loop
372 |
Mar 9, 2019 @ 7:37am
Mar 9, 2019
trail: Canyon Loop
367 |
Apr 13, 2018 @ 7:40am
Apr 13, 2018
trail: Fourmile Link
219 |
Apr 13, 2018 @ 7:40am
Apr 13, 2018
trail: Mayhoffer Singletree (City)
324 |
Jun 6, 2017 @ 1:31pm
Jun 6, 2017Videos of Boulder Mountain Bike
trail: Hot Lap
4:02 |
136 |
Jun 3, 2020
trail: Left Hand Access
0:17 |
387 |
May 8, 2020
trail: Left Hand Access
|
May 8, 2020
trail: Lefthand Main
0:06 |
741 |
Mar 16, 2020
trail: Dual Slalom
0:41 |
93 |
Feb 25, 2020
trail: Dirt Jumps
0:25 |
153 |
Aug 7, 2019
trail: Dirt Jumps
0:11 |
33 |
Jun 2, 2019
trail: Dirt Jumps
0:49 |
79 |
Apr 18, 2019
Recent Trail Reports
| status | trail | date | condition | user | info |
|---|---|---|---|---|---|
| Lefthand Main | Sep 19, 2021 @ 7:22am 2 days | Dry | dvt1 | ||
| FSR 286 | Sep 19, 2021 @ 7:22am 2 days | Dry | dvt1 | ||
| FSR 286H | Sep 19, 2021 @ 7:22am 2 days | Dry | dvt1 | ||
| Fireman Hill | Sep 19, 2021 @ 7:22am 2 days | Dry | dvt1 | ||
| Saddle West | Sep 19, 2021 @ 7:22am 2 days | Dry | dvt1 | ||
| Saddle East | Sep 19, 2021 @ 7:22am 2 days | Dry | dvt1 | ||
| Left Hand Access | Sep 19, 2021 @ 7:22am 2 days | Dry | dvt1 | ||
| Marshall Valley | Sep 18, 2021 @ 8:14am 3 days | Very Dry | jacobdko | ||
| Cowdrey Draw | Sep 18, 2021 @ 8:14am 3 days | Very Dry | jacobdko | ||
| Mayhoffer Singletree (City) | Sep 18, 2021 @ 8:14am 3 days | Very Dry | jacobdko |
Activity Feed
| username | action | type | title | date | |
|---|---|---|---|---|---|
 | dvt1 | add | report | Lefthand Main and 7 more | Sep 20, 2021 @ 6:29am 18 hours |
| jacobdko | add | report | Baseline Trail and 3 more | Sep 19, 2021 @ 7:23pm 1 day |
 | richeyrich | wishlist | trail | Walker Ranch Loop | Sep 19, 2021 @ 12:47pm 1 day |
| jacobdko | add | report | Marshall Valley and 10 more | Sep 19, 2021 @ 6:25am 2 days |
 | WendyBMA | add | report | Loop Link and 2 more | Sep 17, 2021 @ 6:10pm Sep 17, 2021 |
Recent Comments
| username | type | title | comment | date | |
|---|---|---|---|---|---|
| trail | Saw two rattlesnakes about a minute apart near... | Aug 30, 2021 @ 7:54pm Aug 30, 2021 | ||
 | trail | I took a left at the start, meaning I climbed... | Aug 26, 2021 @ 8:01am Aug 26, 2021 | ||
 | trail | Hey, thanks! Chunky singletrack-ish wash that... | Aug 17, 2021 @ 12:34pm Aug 17, 2021 | ||
| trail | I changed direction to start at top and run... | Aug 17, 2021 @ 12:06pm Aug 17, 2021 | ||
 | trail | Trailforks is crowdsource, please submit an... | Aug 17, 2021 @ 11:50am Aug 17, 2021 |
Local Badges
-
Big Ride 30k8,396 awarded -
Epic Ride 50k3,322 awarded -
10 Blue Trails439 awarded -
10 Green Trails530 awarded -
Epic Ride Descent 2k370 awarded -
Epic Ride Climb 2k360 awarded
Bike & Skill Parks
| name | type | city | rating |
|---|---|---|---|
| Valmont Bike Park | skill park | Boulder |
Pinkbike Articles
Jul 31, 2019
Industry Veteran Andrew Bernstein Critically Injured in Boulder Hit and Run - Updated 7/31
There's a search underway for the vehicle that hit him and authorities now have photos of the van they believe was involved.
Feb 5, 2019
Niner Announces All-New RIP 9 RDO
Niner has a new RIP 9 RDO... and it's available with 27.5" wheels. Go figure.
Feb 10, 2014
Dartmoor Returns to North America
Polish brand Dartmoor will now be available through Hooray Bikes in North America.
Activity Type Stats
| activitytype | trails | distance | descent | descent distance | total vertical | rating | global rank | state rank | photos | reports | routes | ridelogs |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mountain Bike | 94 | 116 miles | 15,377 ft | 46 miles | 2,953 ft | #107 | #45 | 299 | 4,560 | 16 | 41,683 | |
| E-Bike | 8 | 15 miles | 801 ft | 5 miles | 1,627 ft | #1,736 | #316 | 2,744 | 537 | |||
| Hike | 209 | 204 miles | 39,245 ft | 87 miles | 3,409 ft | #87 | #43 | 56 | 4,489 | 8 | 2,719 | |
| Trail Running | 209 | 204 miles | 39,245 ft | 87 miles | 3,409 ft | #89 | #43 | 4,489 | 6 | 2,196 | ||
| Horse | 59 | 53 miles | 12,080 ft | 26 miles | 2,920 ft | #195 | #125 | 1,275 | 8 | 1 | ||
| Dirtbike/Moto | 4 | 1,238 | ||||||||||
| Observed Trials | 2 | 8 | 2 | |||||||||
| ATV/ORV/OHV | 4 | 1,238 |
- By canadaka
Trailforks & contributors - Admins: BMA, darmabum, getvert, mpopetz, Pumpntrail, Iowegian
- #4922 - 14,267 views
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