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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.
  • > 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
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Radar Time
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      Activities Click to view
      Region Details
      • 81
      • 24
      • 73
      • 61
      • 51
      • 5

      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      473
      Trails Mountain Bike
      295
      Trails E-Bike
      83
      Trails Hike
      461
      Trails Trail Running
      461
      Trails Horse
      108
      Trails Dirtbike/Moto
      34
      Trails Observed Trials
      7
      Trails ATV/ORV/OHV
      35
      Trails Snowmobile
      4
      Trails Snowshoe
      23
      Trails Backcountry Ski
      16
      Trails Nordic Ski
      25
      Total Distance
      657 miles
      Total Descent
      107,129 ft
      Total Vertical
      8,240 ft
      Highest Trailhead
      13,212 ft
      Reports
      7,174
      Photos
      776
      Ridden Counter
      55,846

      Popular Boulder County Mountain Biking Trails

      statustitledifficultyrating
      Upper Bitterbrush
      Hall Ranch
      Nelson Loop
      Hall Ranch
      Lower Bitterbrush
      Hall Ranch
      Antelope
      Hall Ranch
      Wapiti
      Heil Valley Ranch
      Loop Link
      Betasso Preserve
      Benjamin Loop
      Betasso Preserve
      Canyon Loop
      Betasso Preserve
      Coal Seam
      Marshall Mesa/Doudy Draw/Flatirons Vista
      Springbrook North
      Marshall Mesa/Doudy Draw/Flatirons Vista
      Picture Rock
      Heil Valley Ranch
      Springbrook Connector
      Marshall Mesa/Doudy Draw/Flatirons Vista
      Springbrook South
      Marshall Mesa/Doudy Draw/Flatirons Vista
      Dual Slalom
      Valmont Bike Park
      Community Ditch - West
      Marshall Mesa/Doudy Draw/Flatirons Vista

      Boulder County Mountain Bike Routes

      titleratingdistance
      Hall Ranch Technical Side
      Hall Ranch
      10 miles
      Buchanan Waterfall out-and-back
      Brainard Lake and Peaceful Valley
      7 miles
      Hall Ranch: Intermediate Fun
      Hall Ranch
      7 miles
      Coney Buchanan Loop
      Brainard Lake and Peaceful Valley
      11 miles
      Waldrop/Snowshoe Loop
      Brainard Lake and Peaceful Valley
      5 miles
      Walker Out-and-Back to Stairs
      Walker Ranch
      11 miles
      Hall Ranch Technical Descent
      Hall Ranch
      12 miles
      West Magnolia Tour
      Magnolia
      8 miles
      Easiest Brainard Fatbike Route
      Brainard Lake and Peaceful Valley
      5 miles
      South Saint Vrain - Figure 8
      Brainard Lake and Peaceful Valley
      16 miles

      Recent Ridelog Activity in Region

      Today
      • 12 rides
      • 13 miles avg distance
      Yesterday
      • 106 rides
      • 18 miles avg distance
      Past Week
      • 691 rides
      • 16 miles avg distance

      Photos of Boulder County Mountain Bike

      43 |
      Mar 9, 2019 @ 7:53am
      Mar 9, 2019
      168 |
      Mar 9, 2019 @ 7:47am
      Mar 9, 2019
      338 |
      Mar 9, 2019 @ 7:37am
      Mar 9, 2019
      trail: Davidson Mesa
      62 |
      Mar 9, 2019 @ 5:50am
      Mar 9, 2019
      trail: Canyon Loop
      340 |
      Apr 13, 2018 @ 7:40am
      Apr 13, 2018
      trail: Fourmile Link
      201 |
      Apr 13, 2018 @ 7:40am
      Apr 13, 2018
      298 |
      Jun 6, 2017 @ 1:31pm
      Jun 6, 2017
      trail: Picture Rock
      371 |
      Feb 27, 2015 @ 11:08am
      Feb 27, 2015

      Videos of Boulder County Mountain Bike

      Western
      16 | Dec 10, 2020
      Fall Flow
      0:48 | 45 | Sep 27, 2020
      Hot-Lap
      trail: Hot Lap
      4:02 | 115 | Jun 3, 2020
      Faceplanting a tree
      trail: Dog
      0:20 | 111 | May 18, 2020
      Friday Fail May 2020
      0:17 | 360 | May 8, 2020
      Friday Fail May 2020
      | May 8, 2020
      Friday Fails Submission
      0:06 | 693 | Mar 16, 2020
      Dual Slalom on the DJ
      0:41 | 81 | Feb 25, 2020

      Current Trail Warnings

      statustraildateconditionuserinfo
      Meyers Homestead
      Walker Ranch
      Jun 7, 2021 @ 8:05pm
      Jun 7, 2021
      VariablektourianWetter than expected- running water and mud
      Rocks and Roots
      Magnolia
      Jun 5, 2021 @ 5:29am
      Jun 5, 2021
      VariableWendyBMA BMAFrom 303 Trail Monitor, "Still holding a...
      Foothills
      Boulder Valley Ranch / Boulder Reservoir
      May 22, 2021 @ 9:38pm
      May 22, 2021
      Variablea3aOverall it is rideable but be aware of...

      Recent Trail Reports

      Activity Feed

      usernameactiontypetitledate
      user #1901888RomanpisanowishlisttrailSwitzerland Trail
      Jun 20, 2021 @ 8:50pm
      15 hours
      user #1406323nolanurbanriddentrailUpper Bitterbrush and 2 more
      Jun 20, 2021 @ 8:49pm
      15 hours
      user #2395726altermattwishlisttrailWalker Ranch Loop
      Jun 20, 2021 @ 8:17pm
      15 hours
      user #2489937dvt1addreportLefthand Main and 6 more
      Jun 19, 2021 @ 7:15pm
      2 days
      user #1509371Matt1chanwishlisttrailMoffat Road
      Jun 19, 2021 @ 2:03pm
      2 days

      Recent Comments

      usernametypetitlecommentdate
      user #1051392BullMooosetrailCavanaugh's Trail/Wall of DeathTrail is unrideable for lots of sections. Not...
      Jun 12, 2021 @ 4:54pm
      Jun 12, 2021
      user #2737533finnmerellshredstrailIndiana Jonesbest trail at LHOHV
      Jun 7, 2021 @ 3:17pm
      Jun 7, 2021
      user #2737533finnmerellshredstrailDeadassdeadass is great but it would be better if...
      Jun 7, 2021 @ 3:16pm
      Jun 7, 2021
      user #2737533finnmerellshredstrailBon Scottsomeone has to maintain this trail
      Jun 7, 2021 @ 3:15pm
      Jun 7, 2021
      user #2737533finnmerellshredstrailBon Scottpart of bon scott is sick the. park is just...
      Jun 7, 2021 @ 3:13pm
      Jun 7, 2021

      Local Badges


      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike295451 miles57,500 ft194 miles6,709 ft
      6687,0555768,910
      E-Bike83180 miles15,741 ft74 miles6,693 ft
      4,478667
      Hike461649 miles106,555 ft283 miles8,241 ft
      1086,979283,328
      Trail Running461649 miles106,555 ft283 miles8,241 ft
      6,978262,103
      Horse108142 miles25,610 ft67 miles7,530 ft
      2,482253
      Dirtbike/Moto3487 miles9,239 ft40 miles4,386 ft
      2,1858
      Observed Trials715 miles1,434 ft7 miles1,781 ft
      10
      ATV/ORV/OHV3589 miles9,344 ft40 miles4,386 ft
      2,185
      Snowmobile410 miles932 ft3 miles1,168 ft
      111
      Snowshoe2349 miles6,545 ft20 miles2,087 ft
      1991057
      Backcountry Ski1630 miles2,024 ft8 miles2,087 ft
      181671
      Nordic Ski2553 miles6,808 ft21 miles2,087 ft
      1999254
      • By roaming50 & contributors
      • Admins: jpmcghee, msmcfate, cmcquade, BMA, darmabum, getvert, mpopetz, Pumpntrail, Iowegian
      • #15769 - 9,754 views
      • boulder county activity log | embed map of Boulder County mountain bike trails | boulder county mountain biking points of interest
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