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Trail Conditions
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  • Snow Groomed
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  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Ideal
  • Dry
  • Very Dry
Trail Flow (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%
  • bi-directional trail
  • no data
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
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  • 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
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ATV/ORV/OHV Filter
Max Vehicle Width
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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.
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      Marshall Mesa is right next to Doudy Draw but is a less technical option. There are some technical spots here and there. This also includes the route Dirty Bismark route.
      Primary Trail Type: Cross-Country
      Land Status: City Managed
      Parking google parking directions
      featured
      Activities Click to view
      Region Details
      • 16
      • 4

      Region Status
      Open as of Oct 17, 2021
      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      20
      Trails Mountain Bike
      20
      Trails E-Bike
      2
      Trails Hike
      21
      Trails Trail Running
      21
      Trails Horse
      3
      Total Distance
      29 miles
      Total Descent
      1,295 ft
      Total Vertical
      731 ft
      Highest Trailhead
      6,246 ft
      Reports
      1,702
      Photos
      54
      Ridden Counter
      11,149

      Photos of Marshall Mesa/Doudy Draw/Flatirons Vista Mountain Bike

      trail: Coal Seam
      17 |
      Aug 26, 2021 @ 7:18pm
      Aug 26, 2021
      trail: Coal Seam
      16 |
      Aug 26, 2021 @ 7:18pm
      Aug 26, 2021
      trail: Doudy Draw
      30 |
      Jun 21, 2021 @ 6:36am
      Jun 21, 2021
      trail: Doudy Draw
      9 |
      Jun 21, 2021 @ 6:36am
      Jun 21, 2021
      15 |
      Jun 21, 2021 @ 6:35am
      Jun 21, 2021
      trail: Doudy Draw
      19 |
      Jun 21, 2021 @ 6:35am
      Jun 21, 2021
      47 |
      Mar 9, 2019 @ 7:53am
      Mar 9, 2019
      332 |
      Jun 6, 2017 @ 1:31pm
      Jun 6, 2017

      Videos of Marshall Mesa/Doudy Draw/Flatirons Vista Mountain Bike

      youtuber Colorado MTB | ????????| Checking out the...
      trail: Doudy Draw
      5:39 | 901 | Jun 7, 2019 , Boulder
      youtuber Colorado MTB | ????????| Boulder | Doudy Draw...
      trail: Doudy Draw
      3:01 | 333 | Jun 7, 2019 , Boulder
      youtuber Mountain Bike Night Riding Halloween Special

      13:53 | 254 | Oct 31, 2017
      youtuber Night riding Springbrook and Dowdy Draw with...
      5:01 | 294 | Sep 15, 2018 , Boulder
      Mountain Biking Spring Brook / Doudy Draw in...
      trail: Doudy Draw
      491 | Jun 20, 2017 , Boulder
      Mountain Biking Spring Brook / Doudy Draw in...
      291 | Jun 20, 2017 , Boulder
      Mountain Biking Spring Brook / Doudy Draw in...
      354 | Jun 20, 2017 , Boulder
      youtuber Mountain Biking Spring Brook / Doudy Draw in...
      454 | Jun 20, 2017 , Boulder

      Recent Trail Reports

      Activity Feed

      usernameactiontypetitledate
      user #2268141spellawishlisttrailMayhoffer Singletree (City) and 1 more
      Oct 24, 2021 @ 12:16pm
      3 days
      user #1634554RandomboulderaddreportCoal Seam and 4 more
      Oct 18, 2021 @ 10:11pm
      Oct 18, 2021
      user #1839126HH72riddentrailSpringbrook South
      Oct 18, 2021 @ 5:17pm
      Oct 18, 2021
      user #2848347jacobdkoaddreportCoal Seam and 5 more
      Oct 10, 2021 @ 4:08pm
      Oct 10, 2021
      user #2632667GjrnECriddentrailSpringbrook South and 1 more
      Oct 7, 2021 @ 9:07am
      Oct 7, 2021

      Recent Comments

      usernametypetitlecommentdate
      user #2578480BradCDBreportHigh PlainsThe entire Dirty Bismark Loop was in great...
      May 29, 2021 @ 2:11pm
      May 29, 2021
      user #641611jamesthepeachreportDoudy DrawAgain, a slopfest south of the intersection...
      Apr 29, 2021 @ 7:14pm
      Apr 29, 2021
      user #641611jamesthepeachreportSpringbrook NorthAwful. Should not have been reopened. Entire...
      Apr 29, 2021 @ 7:11pm
      Apr 29, 2021
      user #641611jamesthepeachreportSpringbrook ConnectorSemi passable, but 3 or 4 sizeable muckholes....
      Apr 29, 2021 @ 7:09pm
      Apr 29, 2021
      user #2559137mtnbikersreportDoudy Drawvery few, minor ice/mud spots. Easily ridden...
      Jan 18, 2021 @ 9:03am
      Jan 18, 2021

      Nearby Areas

      namedistance
      CU South Campus 53 km
      Davidson Mesa 43.1 km
      Coyote Ridge 6 23.3 km
      Rocky Flats 43.4 km
      Boulder Open Space 15 km

      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike2029 miles1,296 ft8 miles732 ft
      #396#196511,66168,787
      E-Bike23 miles292 ft2 miles223 ft
      #1,645#3851,53343
      Hike2129 miles1,296 ft8 miles732 ft
      #270#15531,6613157
      Trail Running2129 miles1,296 ft8 miles732 ft
      #272#1541,6613192
      Horse34 miles187 ft1 mile669 ft
      56031
      • By mtbyetico & contributors
      • Admins: BMA, darmabum, getvert, mpopetz, Pumpntrail, Iowegian, WendyBMA, stanneedle
      • #18257 - 8,481 views
      • marshall mesa/doudy draw/flatirons vista activity log | embed map of Marshall Mesa/Doudy Draw/Flatirons Vista mountain bike trails | marshall mesa/doudy draw/flatirons vista mountain biking points of interest

      Downloading of trail gps tracks in kml & gpx formats is enabled for Marshall Mesa/Doudy Draw/Flatirons Vista.
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