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Trail Conditions
- Unknown
- Snow Groomed
- Snow Packed
- Snow Covered
- Freeze/thaw Cycle
- Icy
- Prevalent Mud
- Wet
- Variable
- 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
ContributeDetails
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
LEGEND
Trail Difficulties
Trail Report Status
- Access Road/Trail
- White
- Green
- Blue
- Black
- Double Black Diamond
Trail Report Status
- Clear / Green
- Minor Issue / Yellow
- Significant Issue / Amber
- Closed
- Land Owner Overlay
- Wilderness (typically no bikes in USA)
- BLM (public)
- USFS (Wildlife sanctuaries darker than usfs)
- State land
- Indigenous
- Military
Trail Conditions
- Unknown
- Snow Groomed
- Snow Packed
- Snow Covered
- Freeze/thaw Cycle
- Icy
- Prevalent Mud
- Wet
- Variable
- Dry
- Very Dry
- Map Markers
Trail Head
Photo
Directory Listing
Riding Area
TTF
Parking
Viewpoint
Information
Warning
Directions
Sight
Restrooms
eBike Charging Point
Water Fountain/Source
Gate
Trail Sign
Table or Bench
Ladder
Stairs
Bridge
Camping
Cabin
Lodge
Bear Cache
Dock
Ranger Station
Summit
Other
Popular Trail Networks
view all areas »Region Details
- 41
- 6
- 66
- 54
- 44
- 4
Activities
Region Status
Open as of 2 days ago
Stats
- Avg Trail Rating
- Trails (view details)
- 387
- Trails Mountain Bike
- 216
- Trails E-Bike
- 21
- Trails Hike
- 382
- Trails Trail Running
- 382
- Trails Horse
- 60
- Trails Dirtbike
- 6
- Trails ATV/ORV/OHV
- 6
- Total Distance
- 602 miles
- Total Descent
- 101,527 ft
- Total Vertical
- 8,290 ft
- Highest Trailhead
- 13,212 ft
- Reports
- 2,385
- Photos
- 621
- Ridden Counter
- 25,204
Sub Regions
- Boulder (80)
- Gunbarrel (2)
- Longmont (21)
- Louisville (12)
- Davidson Mesa (4)
- Lyons (19)
- Nederland (47)
- Superior (2)
- Ward (21)
- High Country (19)
- Erie Singletrack (9)
- Middle Country (6)
Popular Boulder County Mountain Biking Trails
Boulder County Mountain Bike Routes
| title | rating | distance |
|---|---|---|
| Hall Ranch Technical Descent Lyons | 12 miles | |
| Crazy Eights Hall Ranch | 14 miles | |
| Super Betasso Betasso Preserve | 16 miles | |
| The Van Hagar - Best of Both Worlds! Heil Valley Ranch | 12 miles | |
| Dirty Bismark Marshall Mesa/Doudy Draw/Flatirons Vista | 15 miles | |
| West Magnolia Magnolia | 13 miles | |
| Heil Ranch, frontside Heil Valley Ranch | 8 miles | |
| Indian Peaks Traverse (IPT) Boulder | 68 miles | |
| Marshall Mesa Beginner Ride Marshall Mesa/Doudy Draw/Flatirons Vista | 5 miles | |
| Ya great big turkey Heil Valley Ranch | 10 miles |
Recent Ridelog Activity in Region
Today
- 4 rides
- 21 miles avg distance
Yesterday
- 44 rides
- 11 miles avg distance
Past Week
- 361 rides
- 13 miles avg distance
Photos of Boulder County Mountain Bike
trail: Rattlesnake Gulch
51 |
Mar 9, 2019 @ 7:47am
Mar 9, 2019
trail: Walker Ranch Loop
90 |
Mar 9, 2019 @ 7:37am
Mar 9, 2019
trail: Davidson Mesa
26 |
Mar 9, 2019 @ 5:50am
Mar 9, 2019
Current Trail Warnings
| status | trail | date | condition | user | info |
|---|---|---|---|---|---|
| Saddle East (842) Lefthand OHV | Oct 13, 2019 @ 1:07pm 2 days | Dry | speigei | ||
| Open Sky Loop Lagerman Agricultural Preserve | Oct 13, 2019 @ 1:00pm 2 days | Dry | Tomis916 | Segment that parallels 75th Street is... | |
| Boulder Canyon Trail Boulder | Sep 23, 2019 @ 8:40am Sep 23, 2019 | Unknown | WendyBMA BMBA | Closed on September 23, 2019 - end of... |
Recent Trail Reports
| status | trail | date | condition | user | info |
|---|---|---|---|---|---|
| Lefthand Main (286) Lefthand OHV | Oct 13, 2019 @ 1:07pm 2 days | Dry | speigei | ||
| Wrong Turn Lefthand OHV | Oct 13, 2019 @ 1:07pm 2 days | Dry | speigei | ||
| FSR 286 Lefthand OHV | Oct 13, 2019 @ 1:07pm 2 days | Dry | speigei | ||
| FSR 286H Lefthand OHV | Oct 13, 2019 @ 1:07pm 2 days | Dry | speigei | ||
| FSR 286D Lefthand OHV | Oct 13, 2019 @ 1:07pm 2 days | Dry | speigei | ||
| Saddle West (841) Lefthand OHV | Oct 13, 2019 @ 1:07pm 2 days | Dry | speigei | ||
| Left Hand Access Lefthand OHV | Oct 13, 2019 @ 1:07pm 2 days | Dry | speigei | ||
| Castle Cutoff Lefthand OHV | Oct 13, 2019 @ 9:21am 2 days | Dry | WYGreg | ||
| Indiana Jones Lefthand OHV | Oct 13, 2019 @ 9:21am 2 days | Variable | WYGreg | ||
| Wapiti Heil Valley Ranch | Oct 5, 2019 @ 8:51am Oct 5, 2019 | Dry | Abacall |
Activity Feed
| username | action | type | title | date | |
|---|---|---|---|---|---|
 | speigei | add | report | Lefthand Main (286) and 7 more | Oct 14, 2019 @ 8:19am 1 days |
 | WYGreg | add | report | Lefthand Main (286) and 5 more | Oct 13, 2019 @ 7:35pm 2 days |
| Tomis916 | add | report | Open Sky Loop and 1 more | Oct 13, 2019 @ 12:56pm 2 days |
| Richmurray123 | add | report | Oct 13, 2019 @ 9:42am 2 days | |
 | lubes17319 | difficultyvote | trail | Indiana Jones | Oct 10, 2019 @ 7:44am Oct 10, 2019 |
Recent Comments
| username | type | title | comment | date | |
|---|---|---|---|---|---|
| trail | I’d label this more blue/black. There is... | Sep 22, 2019 @ 8:14am Sep 22, 2019 | ||
| trail | Ain’t no one trying to climb this shit! | Sep 19, 2019 @ 7:31pm Sep 19, 2019 | ||
 | trail | Keep Lefthand rad. DH only. Don't climb it. | Sep 16, 2019 @ 3:48pm Sep 16, 2019 | ||
| trail | Great trail but it's rocky | Aug 25, 2019 @ 3:12pm Aug 25, 2019 | ||
| trail | CW: Fast and fun. Worth 2 laps. CCW: No flow... | Aug 21, 2019 @ 1:03pm Aug 21, 2019 |
Local Badges
-
Big Ride 30k1,305 awarded -
Epic Ride 50k533 awarded -
10 Blue Trails113 awarded -
10 Green Trails164 awarded -
10 Blue Trails42 awarded -
Epic Ride Climb 2k39 awarded
Bike & Skill Parks
| name | type | city | rating |
|---|---|---|---|
| Lyons Bike Park | skill park | Lyons | |
| Valmont Bike Park | skill park | Boulder | |
| Velosolutions Pump Track Superior, Colorado | skill park | Superior |
- By TheNormsk & contributors
- Admins: jpmcghee, BMBA, darmabum, getvert, Pumpntrail, BoulderRec
- #15769 - 2,025 views
- boulder county activity log | embed map of Boulder County mountain bike trails | boulder county mountain biking points of interest
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