2.0 miles
Distance
293 ft
Climb
-631 ft
Descent
00:07:31
Avg time
Supporters, Builders, Maintainers & Land Managers of Castle Gulch Spur Trail

  • USFS
    Land Manager

Castle Gulch Spur Details

  • Activities
    • Mountain Bike
    • Hike
    • Trail Running
  • Riding Area
    Lefthand OHV
    Boulder, Colorado
  • Ref Number
    287.1B
  • Difficulty Rating
  • Trail Type
    Doubletrack
  • Bike Type
    Gravel, Adaptive MTB
  • Direction
    Downhill Primary
    Popular direction shown
  • Climb Difficulty
    Black Diamond
  • Physical Rating
    Hard
  • Dogs Allowed
    Yes
  • eBike Allowed
  • Global Ranking
    #73841 in Mountain Biking [+]
    • #50112 in Trail Running
    • #63870 in Hiking
  • Local Popularity
    85 in Mountain Biking [+]
    • 50 in Trail Running
    • 40 in Hiking

No description for Castle Gulch Spur trail has been added yet! Submit one here.

Castle Gulch Spur is a 2 mile popular black diamond doubletrack trail located near Boulder Colorado. This mountain bike primary trail can be used downhill primary and has a hard overall physical rating with a 293 ft black diamond climb. On average it takes 7 minutes to complete this trail.

Local Trail Association
Traditionally Indigenous Territory
More Stats for Castle Gulch Spur mountain bike trail trail
  • Altitude change
    -338 ft
  • Altitude min
    6,656 ft
  • Altitude max
    7,284 ft
  • Altitude start
    7,284 ft
  • Altitude end
    6,946 ft
  • Grade
    -3.2%
  • Grade max
    -42.2%
  • Grade min
    39.6%
  • Distance climb
    3,606 ft
  • Distance down
    1 mile
  • Distance flat
    157 ft
  • Avg time
    00:07:31
  • Avg reverse time
    00:16:14
  • view trail stats
Status:
on Aug 16, 2021
Dry
Avg: 2.75 (4 votes)

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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Snow Cover Inadequate
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Ideal
  • Dry
  • Very Dry
Trail Flow (Ridden Direction)
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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
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  • < 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
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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.
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  • popular
  • less popular
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ATV/ORV/OHV Filter
Max Vehicle Width
inches

Radar Time
x 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
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      Directions to castle-gulch-spur trailhead (40.117010, -105.349000)
      update trails status or condition

      Castle Gulch Spur Trail Reports

      statusdatedescription
      Aug 16, 2021 @ 4:11pm
      Aug 16, 2021
      Jun 19, 2021 @ 7:07am
      Jun 19, 2021
      May 16, 2021 @ 9:00am
      May 16, 2021
      May 2, 2021 @ 8:15am
      May 2, 2021
      Hail storm and rain ended ride
      Apr 4, 2021 @ 4:06pm
      Apr 4, 2021
      quite a lot of snow still on this trail. Not great riding conditions. But you can get to Bon Scott, which is in great condition.
      view all reports »

      Recent Ridelog Activity on Trail

      Past Week
      • 0 rides
      •  
      6 Months
      • 261 rides
      • 10 miles avg distance
      All
      • 1,344 rides
      •  

      Photos

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      Routes with this trail

      titleratingdistance
      Intro to LHOHV featured
      9 miles

      Trail Products

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