13 miles
Distance
1,584 ft
Climb
-1,582 ft
Descent
01:32:50
Avg time

Black Jack Loop Details

  • Activities
    • Mountain Bike
    • Hike
    • Trail Running
  • Riding Area
    Guam
    , Armed Forces Pacific
  • Difficulty Rating
  • Trail Type
    Mixed
  • Bike Type
    AM, XC
  • Trail Usage
    Multi-use
  • Direction
    Both Directions
  • Climb Difficulty
    Blue
  • Physical Rating
    Moderate
  • Season
    Dry
  • Dogs Allowed
    Yes
  • Global Ranking
    #98169 in Mountain Biking
  • Local Popularity
    100 in Mountain Biking [+]
    • 5 in Trail Running
    • 5 in Hiking

Trail route that includes Charlie Corn, Channel 10 and Tank Farm. Route used by the annual Black Jack MTB race and part of the Xterra Championship course. Mixed use with trucks/motorcycles/atvs. Very difficult or impossible when wet.

Access Info

Map starts at Leo Palace front gate.

More Stats for Black Jack Loop bike trail
  • Altitude change
    0 ft
  • Altitude min
    37 ft
  • Altitude max
    980 ft
  • Altitude start
    421 ft
  • Altitude end
    421 ft
  • Grade max
    -27.213%
  • Grade min
    24.344%
  • Distance climb
    6 miles
  • Distance down
    6 miles
  • Distance flat
    1 miles
  • Avg time
    01:32:50
  • view trail stats
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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
      Directions to black-jack-loop trailhead (13.420120, 144.747200)
      update trails status or condition

      Black Jack Loop Trail Reports

      no reports have been added for Black Jack Loop yet, add a trail report.
      Trail reports are used to indicate a trails current condition and inform builders and other riders about any issues on a trail.

      Recent Ridelog Activity on Trail

      Past Week
      • 0 rides
      •  
      6 Months
      • 0 rides
      •  
      All
      • 2 rides
      •  

      Photos

      no photos have been added for Black Jack Loop yet, add a photo.

      Reviews / Comments

      No reviews yet, be the first to write a review or ask a question.
      Use trail reports to comment on trail conditions.


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