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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.
  • > 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
  • 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 Trail Head
  • photo Photo
  • place Directory Listing
  • region Riding Area
  • TTF TTF
  • Parking Parking
  • Viewpoint Viewpoint
  • Information Information
  • Warning Warning
  • Directions Directions
  • Sight Sight
  • Restrooms Restrooms
  • eBike Charging Point eBike Charging Point
  • Water Fountain/Source Water Fountain/Source
  • Gate Gate
  • Trail Sign Trail Sign
  • Table or Bench Table or Bench
  • Ladder Ladder
  • Stairs Stairs
  • Bridge Bridge
  • Camping Camping
  • Cabin Cabin
  • Lodge Lodge
  • Bear Cache Bear Cache
  • Dock Dock
  • Ranger Station Ranger Station
  • Summit Summit
  • Other Other
      No description for Boulder has been added yet! Login or register to submit one.
      Region Details
      • 10
      • 2
      • 39
      • 19
      • 13
      • 3

      Region Status
      Caution as of 2 days

      Hike Stats

      Global Ranking
      #89
      Trails (view details)
      198
      Trails Mountain Bike
      86
      Trails E-Bike
      4
      Trails Hike
      198
      Trails Trail Running
      198
      Trails Horse
      50
      Total Distance
      198 miles
      Total Descent Distance
      85 miles
      Total Descent
      38,661 ft
      Total Vertical
      3,409 ft
      Reports
      1,751
      Photos
      48
      Ridden Counter
      706
      Sub Regions

      Photos of Boulder

      21 |
      Jul 13, 2019 @ 1:09pm
      Jul 13, 2019
      18 |
      Jul 13, 2019 @ 1:09pm
      Jul 13, 2019
      17 |
      Jul 13, 2019 @ 1:09pm
      Jul 13, 2019
      17 |
      Jul 13, 2019 @ 1:09pm
      Jul 13, 2019

      Videos of Boulder

      Canyon Loop // Betasso Preserve
      3:45 | 40 | Apr 12, 2019
      Bobcat Ridge 10-28-18 Hidden Valley Spur #6
      5:40 | 24 | Nov 19, 2018
      Bobcat Ridge 10-28-18 Hidden Valley Spur #5
      1:45 | 7 | Nov 19, 2018
      Bobcat Ridge 10-28-18  #4 Hidden Valley Spur.
      2:16 | 10 | Nov 19, 2018

      Current Trail Warnings

      statustraildateconditionuserinfo
      The Glades
      Nov 11, 2019 @ 10:37am
      22 hours
      Prevalent MudWendyBMA BMBAMountain Bike Trail closed for muddy conditions
      Hot Lap
      Nov 11, 2019 @ 10:37am
      22 hours
      Prevalent MudWendyBMA BMBAMountain Bike Trail closed for muddy conditions
      North Cross Country - Backtrack
      Nov 11, 2019 @ 10:37am
      22 hours
      Prevalent MudWendyBMA BMBAMountain Bike Trail closed for muddy conditions

      Recent Trail Reports

      statustraildateconditionuserinfo
      North Cross Country - Espresso
      Nov 11, 2019 @ 10:37am
      22 hours
      Prevalent MudWendyBMA BMBAMountain Bike Trail closed for muddy conditions
      North Cross Country - Mid Mesa
      Nov 11, 2019 @ 10:37am
      22 hours
      Prevalent MudWendyBMA BMBAMountain Bike Trail closed for muddy conditions
      North Cross Country - Rivet
      Nov 11, 2019 @ 10:37am
      22 hours
      Prevalent MudWendyBMA BMBAMountain Bike Trail closed for muddy conditions
      North Cross Country - Start-finish
      Nov 11, 2019 @ 10:37am
      22 hours
      Prevalent MudWendyBMA BMBAMountain Bike Trail closed for muddy conditions
      North Cross County - Gear Down
      Nov 11, 2019 @ 10:37am
      22 hours
      Prevalent MudWendyBMA BMBAMountain Bike Trail closed for muddy conditions
      Skillz Loop
      Nov 11, 2019 @ 10:37am
      22 hours
      Prevalent MudWendyBMA BMBAMountain Bike Trail closed for muddy conditions
      Dirt 101
      Nov 11, 2019 @ 10:37am
      22 hours
      Prevalent MudWendyBMA BMBAMountain Bike Trail closed for muddy conditions
      Doudy Draw
      Nov 10, 2019 @ 12:37pm
      2 days
      Prevalent MudWendyBMA BMBAMountain Bike Trail is still very muddy, avoid if possible.
      Shanahan - Mesa
      Nov 10, 2019 @ 9:08am
      2 days
      Dryjasonferrier
      Fern Canyon Trail
      Nov 10, 2019 @ 9:08am
      2 days
      VariablejasonferrierSeveral snowy/icy patches and wet spots

      Activity Feed

      usernameactiontypetitledate
      user #1071408jasonferrieraddreportShanahan - Mesa and 6 more
      Nov 11, 2019 @ 11:08am
      21 hours
      user #1493826WendyBMAaddreportDirt 101 and 15 more
      Nov 11, 2019 @ 10:37am
      22 hours
      user #1883622jmbrunsonvotetrailBenjamin Loop and 1 more
      Nov 11, 2019 @ 8:06am
      1 days
      user #1883622jmbrunsonvotetrailFlatirons Vista Rd and 1 more
      Nov 11, 2019 @ 8:05am
      1 days
      user #1493826WendyBMAaddreportDoudy Draw
      Nov 10, 2019 @ 12:37pm
      2 days

      Recent Comments

      usernametypetitlecommentdate
      user #1864310bocomtbtrailBetasso LinkSteep, kinda loose, well armored. Southern...
      Oct 18, 2019 @ 3:57pm
      Oct 18, 2019
      user #1114430NopedRightOuttrailBon Scott (845)Ain’t no one trying to climb this shit!
      Sep 19, 2019 @ 7:31pm
      Sep 19, 2019
      user #731469GrunktrailBon Scott (845)Keep Lefthand rad. DH only. Don't climb it.
      Sep 16, 2019 @ 3:48pm
      Sep 16, 2019
      user #1864310bocomtbtrailBenjamin LoopCW: Fast and fun. Worth 2 laps. CCW: No flow...
      Aug 21, 2019 @ 1:03pm
      Aug 21, 2019
      user #731469GrunktrailLeft Hand AccessBest used as a descent. Pedal the road to...
      Aug 15, 2019 @ 8:37pm
      Aug 15, 2019
      • By canadaka Trailforks Plus & contributors
      • Admins: BMBA, darmabum, getvert, Pumpntrail, BoulderRec
      • #4922 - 7,360 views

      Downloading of trail gps tracks in kml & gpx formats is enabled for Boulder.
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