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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Snow Cover Partial
  • 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
  • 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
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
  • Snowmobile
Winter Trails
Warning A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
x Missing Trails
Most Popular
Least Popular
Trails are colored based on popularity. The more popular a trail is, the more red. Less popular trails trend towards green.
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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      No description for Londonderry has been added yet! Login or register to submit one.
      Activities Click to view
      Region Details
      • 1
      • 10
      • 17
      • 5

      Region Status
      Open as of Jul 18, 2024
      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      68
      Trails Mountain Bike
      34
      Trails Hike
      4
      Trails Trail Running
      4
      Trails Snowshoe
      33
      Trails Downhill Ski
      36
      Trails Backcountry Ski
      25
      Trails Nordic Ski
      57
      Total Distance
      32 miles
      Total Descent
      15,744 ft
      Total Vertical
      1,685 ft
      Highest Trailhead
      2,855 ft
      Reports
      81
      Photos
      8
      Ridden Counter
      4,141
      Sub Regions

      Popular Londonderry Mountain Biking Trails

      Recent Ride Log Activity in Region

      Today
      • 0 rides
      Yesterday
      • 0 rides
      Past Week
      • 3 rides

      Photos of Londonderry Mountain Bike

      report
      trail: Bent Nail
      33 |
      Dec 26, 2022 @ 4:16pm
      Dec 26, 2022
      report
      trail: Bent Nail
      43 |
      Feb 13, 2022 @ 2:28pm
      Feb 13, 2022
      trail: Bent Nail
      70 |
      Sep 10, 2021 @ 3:45pm
      Sep 10, 2021
      trail: Bent Nail
      113 |
      May 4, 2019 @ 8:29pm
      May 4, 2019
      trail: Bent Nail
      100 |
      Jul 6, 2018 @ 5:12pm
      Jul 6, 2018
      trail: Bent Nail
      90 |
      Jul 6, 2018 @ 5:12pm
      Jul 6, 2018

      Recent Trail Reports

      statustraildateconditioninfouser
      The Herring Bone
      Apr 25, 2019 @ 4:07pm
      Apr 25, 2019
      DryPaulieMac

      Activity Feed

      usernameactiontypetitledate
      captaindecibelupdatetrailactivity #74756439
      Jun 28, 2025 @ 12:40pm
      Jun 28, 2025
      pneil25wishlistregionactivity #49494699
      Feb 24, 2024 @ 8:07pm
      Feb 24, 2024
      UNelb1wishlisttrailactivity #47763074
      Dec 30, 2023 @ 11:54am
      Dec 30, 2023
      tkeshet2wishlistregionactivity #42706021
      Aug 8, 2023 @ 5:05am
      Aug 8, 2023
      gr3ymannwishlistregionactivity #39004583
      Apr 13, 2023 @ 5:24pm
      Apr 13, 2023

      Recent Comments

      usernametypetitlecommentdate
      vtracertrailMM2Merely a ski trail, no signage, mowing, or any...
      Jun 30, 2020 @ 6:06pm
      Jun 30, 2020

      Local Badges


      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike3418 miles4,390 ft9 miles1,686 ft
      #8,812#2,806667394
      Hike46 miles1,824 ft3 miles1,611 ft
      #6,952#2,49067131
      Trail Running46 miles1,824 ft3 miles1,611 ft
      #6,930#2,4736713
      Snowshoe3315 miles1,988 ft6 miles1,680 ft
      #4091413
      Downhill Ski3612 miles11,201 ft11 miles1,424 ft
      #1081142,499
      Backcountry Ski257 miles7,461 ft7 miles1,424 ft
      #16114977
      Nordic Ski5721 miles9,052 ft13 miles1,680 ft
      #376114290
      • By WillieJacobszTF Pro Trailforks TTC Trail Crew & contributors
      • Admins: VMBA, Velomont, Jwduston, WCoTA, NATSVMBA
      • #31244 - 2,837 views

      Downloading of trail gps tracks in kml & gpx formats is enabled for Londonderry.
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