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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Ideal
  • 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
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
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      Region Details
      • 10
      • 11
      • 46
      • 84
      • 2

      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      167
      Trails Mountain Bike
      157
      Trails E-Bike
      14
      Trails Hike
      165
      Trails Trail Running
      165
      Trails Horse
      1
      Total Distance
      148 miles
      Total Descent
      12,569 ft
      Total Vertical
      459 ft
      Highest Trailhead
      464 ft
      Reports
      2,270
      Photos
      309
      Ridden Counter
      22,420

      Popular Fairfax County Mountain Biking Trails

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

      Fairfax County Mountain Bike Routes

      titleratingdistance
      Fountainhead Full Tour
      Fountainhead
      12 miles
      Fountainhead Blue Loop
      Fountainhead
      6 miles
      Lake Fairfax simple loop from Skate Rink
      Lake Fairfax Park
      5 miles
      Self Guided "Dirty Turtle"
      Lake Fairfax Park
      8 miles
      LakeFFX 4 mile loop
      Reston
      4 miles
      LFX to WO&D to CCT to DR MTB Reverse Loop
      Lake Fairfax Park
      15 miles
      Fountainhead Green Loop
      Fountainhead
      2 miles
      Fountainhead Black Loop
      Fountainhead
      12 miles
      St. Andrews Trail
      Daniel's Run Park
      1 mile
      RAMBLA Race Track at Wakefield Park
      Wakefield Park
      9 miles

      Recent Ridelog Activity in Region

      Today
      • 0 rides
      • 0 ft avg distance
      Yesterday
      • 46 rides
      • 12 miles avg distance
      Past Week
      • 260 rides
      • 12 miles avg distance

      Photos of Fairfax County Mountain Bike

      trail: Lake Fairfax
      5 |
      Jun 18, 2021 @ 2:46pm
      2 days
      trail: Jawbreaker
      4 |
      May 26, 2021 @ 1:48pm
      May 26, 2021
      3 |
      May 26, 2021 @ 1:48pm
      May 26, 2021
      trail: Black Loop
      14 |
      May 26, 2021 @ 7:43am
      May 26, 2021
      trail: Blue Loop
      28 |
      Apr 6, 2021 @ 11:22am
      Apr 6, 2021
      trail: Blue Loop
      29 |
      Apr 6, 2021 @ 11:22am
      Apr 6, 2021
      trail: MTB Trail
      20 |
      Feb 7, 2021 @ 10:43am
      Feb 7, 2021
      trail: Salamander
      13 |
      Feb 7, 2021 @ 10:32am
      Feb 7, 2021

      Videos of Fairfax County Mountain Bike

      Just the drops on FH Black non GoPro views
      trail: Black Loop
      22 | May 27, 2021
      trail: Blue Loop
      0:09 | 116 | Aug 23, 2020
      Two jumps at Fountainhead park in VA
      0:07 | 75 | Aug 23, 2020
      Community Unknown EP4: Sam Torr
      2:41 | 31 | Jun 12, 2020
      Boss trail run
      trail: Boss
      1:58 | 74 | May 16, 2020
      Ariella grabs tree on a hot July day
      4:58 | 647 | Jul 7, 2018
      Gimbal Testing
      trail: Yard Sale
      1:14 | 626 | Aug 11, 2017
      Blue Trail Drops

      0:09 | 293 | Jan 29, 2017

      Current Trail Warnings

      statustraildateconditionuserinfo
      Upper Decker
      Lake Fairfax Park
      Jun 18, 2021 @ 2:04pm
      2 days
      WethmgoldsteinLarge tree down across trail, blocking trail
      South Branch Loop Alternate
      Meadowood Recreation Area
      Jun 15, 2021 @ 1:54pm
      Jun 15, 2021
      DrySirbumalot Dangerous snag over trail clockwise just...
      Unknown Trail
      Lake Accotink Park
      May 27, 2021 @ 9:22am
      May 27, 2021
      Unknownoldman32The first 40% of this trail as shown does...

      Recent Trail Reports

      Activity Feed

      usernameactiontypetitledate
      user #2753539TomhunariddentrailBoss
      Jun 19, 2021 @ 12:18pm
      18 hours
      user #2594727oldman32addreportBlack Loop
      Jun 18, 2021 @ 2:58pm
      2 days
      user #2594727oldman32addreportGreen Loop
      Jun 18, 2021 @ 2:58pm
      2 days
      user #2210287Transition-JoshaddphotoTransition-Josh at Lake Fairfax in Ashburn, Virginia, United States
      Jun 18, 2021 @ 2:47pm
      2 days
      user #2273443hmgoldsteinaddreportUpper Decker
      Jun 18, 2021 @ 2:04pm
      2 days

      Recent Comments

      usernametypetitlecommentdate
      user #2594727oldman32trailTo Lakeside TrailI was able to find this trail. It does exist....
      May 17, 2021 @ 7:07am
      May 17, 2021
      user #2594727oldman32trailHillside TrailSince this trail doesn't exist it may be...
      May 14, 2021 @ 10:05am
      May 14, 2021
      user #2700140MacArthurGaisinskillparkLake Fairfax Pumptrackgreat trail
      May 11, 2021 @ 10:12am
      May 11, 2021
      user #2700140MacArthurGaisinskillparkLake Fairfax Pumptrackawesome
      May 11, 2021 @ 10:12am
      May 11, 2021
      user #2030018MaxCatMDWVtrailBlue LoopThank you! Please donate to help us maintain...
      May 9, 2021 @ 8:14am
      May 9, 2021

      Local Badges


      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike157140 miles11,545 ft56 miles459 ft
      3062,2611119,900
      E-Bike1416 miles1,657 ft7 miles285 ft
      1,9683131
      Hike165134 miles9,941 ft53 miles459 ft
      12,207479
      Trail Running165134 miles9,941 ft53 miles459 ft
      2,207198
      Horse12 miles118 ft3,760 ft118 ft
      8531
      • By brenthillier NSMBA TRAILFORKS Plus & contributors
      • Admins: Virginia, theWVPedaler, MORE
      • #16477 - 1,749 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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