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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
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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 Fairfax County has been added yet! Login or register to submit one.
      Activities Click to view
      Region Details
      • 33
      • 12
      • 156
      • 106
      • 5
      • 1

      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      399
      Trails Mountain Bike
      313
      Trails E-Bike
      182
      Trails Horse
      34
      Trails Hike
      373
      Trails Trail Running
      373
      Total Distance
      287 miles
      Total Descent
      19,767 ft
      Total Vertical
      460 ft
      Highest Trailhead
      462 ft
      Reports
      4,847
      Photos
      787
      Ridden Counter
      50,383

      Popular Fairfax County Mountain Biking Trails

      statustitledifficultyrating
      Green Loop
      Fountainhead Regional Park
      Blue Loop
      Fountainhead Regional Park
      Loop 2 Technical
      Fountainhead Regional Park
      FlowJoe
      Lake Fairfax Park
      Southside
      Lake Fairfax Park
      Wagon Wheel
      Lake Fairfax Park
      Old Shockabilly
      Fountainhead Regional Park
      Black Loop
      Fountainhead Regional Park
      White Rabbit aka The Luge
      Lake Fairfax Park
      Bucksnort
      Lake Fairfax Park
      Boss
      Meadowood Special Recreation Area
      The Berms
      Wakefield Park
      Yard Sale
      Meadowood Special Recreation Area
      Berm Ascent Trail
      Wakefield Park
      Marc Genberg Trail
      Lake Fairfax Park

      Fairfax County Mountain Bike Routes

      titleratingdistance
      Smiles Per Miles
      Fountainhead Regional Park
      7 miles
      Fountainhead Blue Loop
      Fountainhead Regional Park
      6 miles
      7 Mile Flow loop
      Lake Fairfax Park
      7 miles
      Lake Fairfax #1
      Reston
      8 miles
      Fountainhead Black Loop
      Fountainhead Regional Park
      12 miles
      Lake Fairfax simple loop from Skate Rink
      Lake Fairfax Park
      5 miles
      Fountainhead Black Loop Bypass
      Fountainhead Regional Park
      8 miles
      Fountainhead Green Loop
      Fountainhead Regional Park
      2 miles
      Fountainhead Full Tour
      Fountainhead Regional Park
      12 miles
      MORE - Casual Wakefield Ride
      Wakefield Park
      9 miles

      Recent Ride Log Activity in Region

      Today
      • 32 rides
      Yesterday
      • 15 rides
      Past Week
      • 243 rides

      Photos of Fairfax County Mountain Bike

      trail: Boss
      8 |
      May 27, 2024 @ 1:18pm
      May 27, 2024
      trail: Pasture Loop
      13 |
      Feb 8, 2024 @ 10:16am
      Feb 8, 2024
      14 |
      Feb 8, 2024 @ 10:15am
      Feb 8, 2024
      trail: Black Loop
      22 |
      Nov 22, 2023 @ 5:28am
      Nov 22, 2023
      trail: Black Loop
      29 |
      Nov 22, 2023 @ 5:24am
      Nov 22, 2023
      trail: Soup Kitchen
      76 |
      Jul 31, 2022 @ 11:46am
      Jul 31, 2022
      trail: Soup Kitchen
      97 |
      Nov 18, 2021 @ 7:43am
      Nov 18, 2021
      142 |
      Mar 7, 2020 @ 9:18am
      Mar 7, 2020

      Videos of Fairfax County Mountain Bike

      Pandemic Biking at Laurel Hill Virginia
      22 | Sep 19, 2022
      Blue Jump Line First Laps

      123 | Jun 19, 2022
      Just the drops on FH Black non GoPro views
      trail: Black Loop
      302 | May 27, 2021
      trail: Blue Loop
      0:09 | 193 | Aug 23, 2020
      Two jumps at Fountainhead park in VA
      0:07 | 142 | Aug 23, 2020
      Boss trail run
      trail: Boss
      1:58 | 160 | May 16, 2020
      Gimbal Testing
      trail: Yard Sale
      1:14 | 749 | Aug 11, 2017
      Blue Trail Drops

      0:09 | 330 | Jan 29, 2017

      Current Trail Warnings

      Recent Trail Reports

      Activity Feed

      usernameactiontypetitledate
      Adam67npavwishlisttrailactivity #56009437
      Jul 21, 2024 @ 5:14pm
      2 days
      Adam67npavwishlistregionactivity #55931157
      Jul 20, 2024 @ 11:13am
      Jul 20, 2024
      joeestaaddreportactivity #55871158
      Jul 19, 2024 @ 7:51am
      Jul 19, 2024
      gseo27wishlistrouteactivity #55833955
      Jul 18, 2024 @ 11:55am
      Jul 18, 2024
      pedalrepairaddreportactivity #55782389 and 1 more
      Jul 17, 2024 @ 10:29am
      Jul 17, 2024

      Recent Comments

      usernametypetitlecommentdate
      meadowood-staffreportStinger TrailTree is off the trail! Thank you for reporting it.
      Jul 15, 2024 @ 6:45am
      Jul 15, 2024
      TeamhessreportSouth Branch LoopAs you are going past the exit to Stinger on...
      Jul 15, 2024 @ 4:53am
      Jul 15, 2024
      meadowood-staffreportSouth Branch LoopMorning, where specifically is the down tree...
      Jul 15, 2024 @ 4:33am
      Jul 15, 2024
      meadowood-staffreportBossMeadowood Staff has cleared the tree from the...
      Jul 8, 2024 @ 11:19am
      Jul 8, 2024
      FjhUJZtrailOrange TrailThey have a sign that says “No bikes” ride...
      Jul 2, 2024 @ 9:20pm
      Jul 2, 2024

      Local Badges


      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike313228 miles14,462 ft86 miles456 ft
      7644,8392457,357
      E-Bike182161 miles8,914 ft58 miles456 ft
      24,25552,117
      Horse3438 miles3,153 ft16 miles404 ft
      9315
      Hike373271 miles17,864 ft102 miles459 ft
      64,54511,587
      Trail Running373271 miles17,864 ft102 miles459 ft
      4,5442928
      • By brenthillier NSMBA TRAILFORKS & contributors
      • Admins: MAH, MORE-NOVA-ld
      • #16477 - 5,483 views

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