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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
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
ATV/ORV/OHV Filter
Max Vehicle Width
inches

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
  • Ideal
  • 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 Open Space has been added yet! Login or register to submit one.
      Region Details

      Region Status
      Open as of Jul 30, 2020
      Local Trail Association

      Stats

      Trails (view details)
      88
      Trails Hike
      88
      Trails Trail Running
      88
      Trails Horse
      46
      Total Distance
      62 miles
      Total Descent
      17,446 ft
      Total Vertical
      3,014 ft
      Highest Trailhead
      8,476 ft
      Reports
      56
      Photos
      22
      Ridden Counter
      2,048

      Recent Ridelog Activity in Region

      Today
      • 0 rides
      • 0 ft avg distance
      Yesterday
      • 3 rides
      • 44 miles avg distance
      Past Week
      • 15 rides
      • 26 miles avg distance

      Photos of Boulder Open Space Mountain Bike

      16 |
      Jul 13, 2019 @ 1:06pm
      Jul 13, 2019
      trail: Ute
      129 |
      Jun 6, 2013 @ 4:44pm
      Jun 6, 2013
      trail: Boy Scout
      104 |
      Aug 26, 2011 @ 6:18pm
      Aug 26, 2011
      trail: Boy Scout
      583 |
      Jul 19, 2006 @ 5:25pm
      Jul 19, 2006

      Videos of Boulder Open Space Mountain Bike

      Ute trail,Lower pikes peak area,near Manitou...
      trail: Ute
      2:23 | 54 | Dec 31, 2015
      Ute Valley Dec 2014
      trail: Ute
      0:18 | 100 | Dec 8, 2014
      Ute Valley
      trail: Ute
      1:20 | 297 | Nov 25, 2014
      Angel Fire MSC Race weekend
      trail: Viewpoint
      2:47 | 245 | Jun 14, 2012

      Recent Trail Reports

      no previous reports, add one now!

      Activity Feed

      usernameactiontypetitledate
      user #1931090emilyg28addreportAmphitheater Trail and 2 more
      Jul 30, 2020 @ 7:21am
      Jul 30, 2020
      user #626379kszentesiriddentrailChapman Drive
      May 17, 2020 @ 9:55pm
      May 17, 2020
      user #665527smwill214addreportChapman Drive and 1 more
      May 5, 2020 @ 3:06pm
      May 5, 2020
      user #1550651tshralperaddreportRoyal Arch and 2 more
      Apr 26, 2020 @ 9:48pm
      Apr 26, 2020
      user #1931090emilyg28addreportHomestead Trail and 4 more
      Apr 11, 2020 @ 9:07am
      Apr 11, 2020

      Nearby Areas

      namedistance
      CU South Campus 23.1 km
      Walker Ranch 2 13.2 km
      Betasso Preserve 4 14 km
      Valmont Bike Park 6 8 24.7 km
      Marshall Mesa/Doudy Draw/Flatirons Vista 16 45 km
      • By canadaka Trailforks Plus & contributors
      • Admins: BMBA, darmabum, getvert, Pumpntrail
      • #28281 - 944 views

      Downloading of trail gps tracks in kml & gpx formats is enabled for Boulder Open Space.
      You must login to download files.