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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)
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
Max Vehicle Width
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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
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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      Region Details
      • 13
      • 9
      • 70
      • 92
      • 3

      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      201
      Trails Mountain Bike
      200
      Trails E-Bike
      39
      Trails Hike
      200
      Trails Trail Running
      200
      Trails Horse
      6
      Trails Nordic Ski
      1
      Total Distance
      162 miles
      Total Descent
      12,049 ft
      Total Vertical
      459 ft
      Highest Trailhead
      464 ft
      Reports
      3,070
      Photos
      458
      Ridden Counter
      31,727

      Popular Fairfax County Mountain Biking Trails

      statustitledifficultyrating
      Green Loop
      Fountainhead
      Blue Loop
      Fountainhead
      Loop 2 Technical
      Fountainhead
      Old Shockabilly
      Fountainhead
      Black Loop
      Fountainhead
      Southside
      Lake Fairfax Park
      FlowJoe
      Lake Fairfax Park
      Wagon Wheel
      Lake Fairfax Park
      White Rabbit aka The Luge
      Lake Fairfax Park
      Boss
      Meadowood Recreation Area
      Bucksnort
      Lake Fairfax Park
      Yard Sale
      Meadowood Recreation Area
      South Branch Loop
      Meadowood Recreation Area
      Skills Area
      Fountainhead
      The Berms
      Wakefield Park

      Fairfax County Mountain Bike Routes

      titleratingdistance
      Fountainhead Blue Loop
      Fountainhead
      6 miles
      Fountainhead Full Tour
      Fountainhead
      12 miles
      Fountainhead Black Loop
      Fountainhead
      12 miles
      Self Guided "Dirty Turtle"
      Lake Fairfax Park
      8 miles
      Lake Fairfax simple loop from Skate Rink
      Lake Fairfax Park
      5 miles
      Meadowood Grand Tour
      Meadowood Recreation Area
      7 miles
      Fountainhead Green Loop
      Fountainhead
      2 miles
      2022 Wednesday At Wakefield Course
      Fairfax County
      7 miles
      Lake Fairfax from Rt7
      Lake Fairfax Park
      10 miles
      LFX to WO&D to CCT to DR MTB Reverse Loop
      Lake Fairfax Park
      15 miles

      Recent Ride Log Activity in Region

      Today
      • 0 rides
      Yesterday
      • 32 rides
      Past Week
      • 131 rides

      Photos of Fairfax County Mountain Bike

      13 |
      Jun 19, 2022 @ 2:30pm
      Jun 19, 2022
      7 |
      Jun 19, 2022 @ 2:30pm
      Jun 19, 2022
      7 |
      Jun 19, 2022 @ 2:30pm
      Jun 19, 2022
      trail: Red Hill
      7 |
      Jun 9, 2022 @ 11:43am
      Jun 9, 2022
      12 |
      Jun 6, 2022 @ 9:33am
      Jun 6, 2022
      trail: The Berms
      21 |
      May 11, 2022 @ 1:54pm
      May 11, 2022
      trail: Hydra
      21 |
      May 11, 2022 @ 1:50pm
      May 11, 2022
      trail: Black Loop
      39 |
      Mar 21, 2022 @ 4:23pm
      Mar 21, 2022

      Videos of Fairfax County Mountain Bike

      Blue Jump Line First Laps

      13 | Jun 19, 2022
      Just the drops on FH Black non GoPro views
      trail: Black Loop
      183 | May 27, 2021
      trail: Blue Loop
      0:09 | 160 | Aug 23, 2020
      Two jumps at Fountainhead park in VA
      0:07 | 107 | Aug 23, 2020
      Community Unknown EP4: Sam Torr
      2:41 | 45 | Jun 12, 2020
      Boss trail run
      trail: Boss
      1:58 | 123 | May 16, 2020
      Gimbal Testing
      trail: Yard Sale
      1:14 | 707 | Aug 11, 2017
      Blue Trail Drops

      0:09 | 311 | Jan 29, 2017

      Current Trail Warnings

      statustraildateconditionuserinfo
      Lake Accotink Loop
      Lake Accotink Park
      Jun 28, 2022 @ 12:16pm
      18 hours
      DryJulianX1cSVcMassive tree shut down only entrence....

      Recent Trail Reports

      Activity Feed

      usernameactiontypetitledate
      user #2470951CackerwishlistregionLake Accotink Park
      Jun 29, 2022 @ 5:02am
      1 hours
      user #2470951CackerwishlistregionWakefield Park
      Jun 29, 2022 @ 4:49am
      1 hours
      user #2594727bill32addreportRace Flow and 1 more
      Jun 28, 2022 @ 5:41pm
      13 hours
      user #3043705JulianX1cSVcaddreportThe Berms
      Jun 28, 2022 @ 12:33pm
      18 hours
      user #3043705JulianX1cSVcaddreportLake Accotink Loop
      Jun 28, 2022 @ 12:16pm
      18 hours

      Recent Comments

      usernametypetitlecommentdate
      user #2419847NeowulfreportBlue LoopYou guys are the best.
      Jun 20, 2022 @ 3:40pm
      Jun 20, 2022
      user #2347112butjeffsaysreportBlue LoopWas already cut like 7/8 of the way, dunno...
      Jun 20, 2022 @ 3:27pm
      Jun 20, 2022
      user #2347112butjeffsaysreportGreen Loopthis is totally ridable but still awkward. I...
      Jun 20, 2022 @ 3:26pm
      Jun 20, 2022
      user #2347112butjeffsaysreportBlue LoopGot one of them but some are more stubborn....
      Jun 20, 2022 @ 3:24pm
      Jun 20, 2022
      user #2347112butjeffsaysreportBlack LoopI didn't notice this... and also didn't do...
      Jun 20, 2022 @ 3:23pm
      Jun 20, 2022

      Local Badges


      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike200156 miles11,457 ft59 miles459 ft
      4383,0671629,066
      E-Bike3923 miles1,791 ft10 miles282 ft
      12,6603364
      Hike200148 miles10,269 ft55 miles459 ft
      62,897651
      Trail Running200148 miles10,269 ft55 miles459 ft
      2,8961246
      Horse62 miles184 ft1 mile213 ft
      846
      Nordic Ski1
      9
      • By brenthillier NSMBA TRAILFORKS & contributors
      • Admins: Virginia, theWVPedaler, Turntex, PlumbBobM, MORE
      • #16477 - 2,524 views
      • fairfax county activity log | embed map of Fairfax County mountain bike trails | fairfax county mountain biking points of interest polygons

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