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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.
disable
Only show trails with NO bikes.
enable
      234 trails
      titleriding areacityprovactivitytype
      Abrigo Valley TrailBriones Regional ParkWalnut CreekCAmtb
      Alamo Creek TrailSan RamonSan RamonCA
      Alhambra Creek TrailBriones Regional ParkWalnut CreekCAmtb
      Almond TrailMartinezMartinezCAmtb
      Almond Trail - Fire RoadMartinezMartinezCAmtb
      Amphitheater TrailMorgan Territory Regional PreserveDanvilleCAhike
      Angel Kerley RoadDiablo Foothills Regional ParkWalnut CreekCAmtb
      Around It AllPaso Nogal ParkPleasant HillCAmtb
      Around the outsideHidden Lakes ParkPleasant HillCAmtb
      Back 9Lime RidgeConcordCAmtb
      BathroomDiablo Foothills Regional ParkWalnut CreekCAmtb
      BBQ Terrace RoadDiablo Foothills Regional ParkWalnut CreekCAmtb
      Bench Trail Through Desert DownhillBriones Regional ParkWalnut CreekCAhike
      Big Oak TrailLas Trampas Regional ParkAlamoCA
      Bill Kiefer TrailLas Trampas Regional ParkAlamoCAmtb
      BirthdayLas Trampas Regional ParkAlamoCAhike
      Black Diamond to Mount Diablo RegionalLime RidgeConcordCAmtb
      Black Hawk Creek RoadMount Diablo State ParkDanvilleCA
      Black Hawk Ridge RoadMount Diablo State ParkDanvilleCA
      Black Hawk ShootMount Diablo State ParkDanvilleCA
      Black Hills TrailMorgan Territory Regional PreserveDanvilleCA
      Black Oak TrailBriones Regional ParkWalnut CreekCAmtb
      Blue OakLime RidgeConcordCAmtb
      Blue Oak TrailMorgan Territory Regional PreserveDanvilleCA
      Bollinger Canyon TrailLas Trampas Regional ParkAlamoCA
      Bollinger Creek LoopLas Trampas Regional ParkAlamoCAmtb
      Bollinger Creek LoopLas Trampas Regional ParkAlamoCAmtb
      Borges RanchShell Ridge Open SpaceWalnut CreekCAmtb
      Bottom Spring TrailWalnut CreekWalnut CreekCAmtb
      Bottom Spring Trail EastWalnut CreekWalnut CreekCAmtb
      Brass HouseShell Ridge Open SpaceWalnut CreekCAmtb
      Brians TrailLas Trampas Regional ParkAlamoCAhike
      Briones Crest TrailBriones Regional ParkWalnut CreekCA
      Briones RoadBriones Regional ParkWalnut CreekCAmtb
      Briones to Mt. DiabloDiablo Foothills Regional ParkWalnut CreekCAmtb
      Bruce Lee RoadLime RidgeConcordCAmtb
      Buck AccessShell Ridge Open SpaceWalnut CreekCAmtb
      Buck ConnectorShell Ridge Open SpaceWalnut CreekCAmtb
      BuckeyeDiablo Foothills Regional ParkWalnut CreekCAmtb
      Buckeye Ranch TrailBriones Regional ParkWalnut CreekCAmtb
      Buckeye TrailLime RidgeConcordCAmtb
      Burma RoadDiablo Foothills Regional ParkWalnut CreekCAmtb
      Burton ValleyLas Trampas Regional ParkAlamoCA
      Campolindo TrailLas Trampas Regional ParkAlamoCA
      Canyon TrailLas Trampas Regional ParkAlamoCA
      Carrol Ranch Ridge TrailLas Trampas Regional ParkAlamoCA
      Castle RockDiablo Foothills Regional ParkWalnut CreekCAmtb
      Center TrailWalnut CreekWalnut CreekCAmtb
      ChamiseLas Trampas Regional ParkAlamoCAhike
      Chase Pond RoadMount Diablo State ParkDanvilleCA
      Clyde Wood TrailLas Trampas Regional ParkAlamoCAmtb
      Connector 002Briones Regional ParkWalnut CreekCAmtb
      Connector 003Briones Regional ParkWalnut CreekCAmtb
      Connector 005Briones Regional ParkWalnut CreekCAmtb
      Contra Costa CanalConcordConcordCAmtb
      Contra Loma TrailBlack Diamond Mines Regional PreserveAntiochCAmtb
      Corcoran Mine TrailAntiochCAmtb
      Corduroy Hills AccessLas Trampas Regional ParkAlamoCAmtb
      Corduroy Hills LoopLas Trampas Regional ParkAlamoCAmtb
      Corduroy Hills TrailLas Trampas Regional ParkAlamoCA
      Corral SpringsShell Ridge Open SpaceWalnut CreekCAmtb
      CostanoanWalnut CreekWalnut CreekCAmtb
      Costanoan (Lower)Walnut CreekWalnut CreekCAmtb
      Costanoan ConnectShell Ridge Open SpaceWalnut CreekCAmtb
      CottonwoodLime RidgeConcordCAmtb
      Crescent Ridge TrailBriones Regional ParkWalnut CreekCAmtb
      Crestview RoadMorgan Territory Regional PreserveDanvilleCA
      Crystyl RanchLime RidgeConcordCAmtb
      Curry Canyon RoadMount Diablo State ParkDanvilleCA
      Curry Canyon Road LowerMount Diablo State ParkDanvilleCA
      Dan Cook/Summit TrailDiablo Foothills Regional ParkWalnut CreekCAmtb
      Dancook Upper Singletrack To BridgeDiablo Foothills Regional ParkWalnut CreekCAmtb
      Danville FireDanvilleDanvilleCAmtb
      Deer Flat RoadDiablo Foothills Regional ParkWalnut CreekCAmtb
      Deer Hill Ranch Egg RunBriones Regional ParkWalnut CreekCAhike
      Deer LakeShell Ridge Open SpaceWalnut CreekCAmtb
      Del AmigoDanvilleDanvilleCAmtb
      DH to Lawrence RdSan RamonSan RamonCA
      Diablo RanchDiablo Foothills Regional ParkWalnut CreekCAmtb
      Diablo SummitDiablo Foothills Regional ParkWalnut CreekCAmtb
      Donner Canyon (E)Lime RidgeConcordCAmtb
      Donner Canyon (W)Lime RidgeConcordCAmtb
      Donner Canyon RoadLime RidgeConcordCAmtb
      Down to JuniperMount Diablo State ParkDanvilleCAhike
      Dusty RoadDiablo Foothills Regional ParkWalnut CreekCAmtb
      Easier Way UpBriones Regional ParkWalnut CreekCAmtb
      Flat TopWalnut CreekWalnut CreekCAmtb
      Flat Top ConnectorShell Ridge Open SpaceWalnut CreekCAmtb
      FoothillsAlamoAlamoCAmtb
      Fossil Hill LoopShell Ridge Open SpaceWalnut CreekCAmtb
      Frog Pond RoadMount Diablo State ParkDanvilleCA
      Frog Pond Road ExtensionMount Diablo State ParkDanvilleCA
      Gail to MorelloPaso Nogal ParkPleasant HillCAmtb
      George Miller Jr. Bridge Pedestrian PathBeniciaBeniciaCA
      Ginder GapWalnut CreekWalnut CreekCAmtb
      Ginder Gap (N)Walnut CreekWalnut CreekCAmtb
      Golden TrailLas Trampas Regional ParkAlamoCAmtb
      Green Ranch RoadMount Diablo State ParkDanvilleCA
      Green Ranch RoadMount Diablo State ParkDanvilleCA
      Green Ranch UpperMount Diablo State ParkDanvilleCA
      Grizzly TrailMorgan Territory Regional PreserveDanvilleCA
      Gun Range ConnectionLime RidgeConcordCAmtb
      Hal Olsen Founders TrailMartinezMartinezCAmtb
      Hanna LaneWalnut CreekWalnut CreekCAmtb
      Happy EndingBriones Regional ParkWalnut CreekCAmtb
      Highland Ridge Road - west of Old Finley RoadMorgan Territory Regional PreserveDanvilleCA
      Highland Ridge Road between Old Finley Rd and Jeremiah Creek TrailMorgan Territory Regional PreserveDanvilleCA
      Hulet Hornbeck SouthMartinezMartinezCAmtb
      Iron HorsePleasantonPleasantonCAmtb
      Jeremiah TrailMorgan Territory Regional PreserveDanvilleCA
      Jimmy GBriones Regional ParkWalnut CreekCAmtb
      Joaquin RanchWalnut CreekWalnut CreekCAmtb
      Joaquin Ranch ConnectWalnut CreekWalnut CreekCAmtb
      Junpier DHMount Diablo State ParkDanvilleCA
      KarachiLime RidgeConcordCAhike
      KarapiLime RidgeConcordCAhike
      Knob ExtensionMount Diablo State ParkDanvilleCA
      Knobcone Point RoadMount Diablo State ParkDanvilleCA
      Knobcone Point TrailMount Diablo State ParkDanvilleCA
      KovarShell Ridge Open SpaceWalnut CreekCAmtb
      Lafayette DropLas Trampas Regional ParkAlamoCA
      Lafayette RidgeBriones Regional ParkWalnut CreekCAmtb
      Lafayette RoadLas Trampas Regional ParkAlamoCA
      Lafayette TrailBriones Regional ParkWalnut CreekCAmtb
      Lafayette-MoragaOaklandOaklandCAmtb
      Lagoon TrailBriones Regional ParkWalnut CreekCAmtb
      Las Trampas AltLas Trampas Regional ParkAlamoCAmtb
      Las Trampas RidgeLas Trampas Regional ParkAlamoCAhike
      Las Trampas to Mt Diablo RegionalAlamoAlamoCAmtb
      Leif's DHMount Diablo State ParkDanvilleCA
      Lime RidgeLime RidgeConcordCAmtb
      Little Pine Creek RoadDiablo Foothills Regional ParkWalnut CreekCAmtb
      Low LineBriones Regional ParkWalnut CreekCAmtb
      Lower BuckWalnut CreekWalnut CreekCAmtb
      Lower Hidden Valley Ridge TrailSan RamonSan RamonCA
      Lower Water Tower DownhillMount Diablo State ParkDanvilleCA
      Madrone TrailLas Trampas Regional ParkAlamoCAmtb
      Manzanita TrailLime RidgeConcordCAmtb
      MariposaBriones Regional ParkWalnut CreekCAmtb
      Meridian Ridge RoadDiablo Foothills Regional ParkWalnut CreekCAmtb
      Middle TrailLime RidgeConcordCAhike
      Mike’s IIBriones Regional ParkWalnut CreekCAmtb
      Minnie MouseBriones Regional ParkWalnut CreekCAmtb
      Mitchell Canyon RoadLime RidgeConcordCAmtb
      Monument CorridorConcordConcordCAmtb
      Moraga RidgeLas Trampas Regional ParkAlamoCA
      Mother'sDiablo Foothills Regional ParkWalnut CreekCAmtb
      Mott Peak TrailBriones Regional ParkWalnut CreekCAmtb
      Mt. Wanda Fire RoadMartinezMartinezCAmtb
      Murchio RoadLime RidgeConcordCAmtb
      North PeakDiablo Foothills Regional ParkWalnut CreekCAmtb
      Oak Knoll TrailMount Diablo State ParkDanvilleCA
      Oak RoadLime RidgeConcordCAmtb
      Ohlone TrailLime RidgeConcordCAmtb
      Old Finley RoadMorgan Territory Regional PreserveDanvilleCA
      Old Homestead Loop TrailBlack Diamond Mines Regional PreserveAntiochCAmtb
      Orinda OaksLas Trampas Regional ParkAlamoCA
      Oyster PointMount Diablo State ParkDanvilleCAmtb
      Paradise ValleyLime RidgeConcordCAhike
      Paraiso TrailLime RidgeConcordCAmtb
      Paraiso TrailLime RidgeConcordCAmtb
      Primitive 24Briones Regional ParkWalnut CreekCAmtb
      Quarry SouthLime RidgeConcordCAmtb
      Quarry TrailLime RidgeConcordCAmtb
      Rheem TrailLas Trampas Regional ParkAlamoCA
      Rhine Canyon RoadMount Diablo State ParkDanvilleCA
      Ridge Top ConnectorWalnut CreekWalnut CreekCAmtb
      Ridge Top TrailWalnut CreekWalnut CreekCAmtb
      Ridge TrailBlack Diamond Mines Regional PreserveAntiochCAmtb
      Riggs Canyon RoadMorgan Territory Regional PreserveDanvilleCA
      Rim TrailLas Trampas Regional ParkAlamoCA
      Ringtail CatLas Trampas Regional ParkAlamoCAhike
      Riparian TrailMartinezMartinezCAmtb
      Russell Peak TrailBriones Regional ParkWalnut CreekCAmtb
      Sand Hill TrailSan RamonSan RamonCA
      SavannahLime RidgeConcordCAmtb
      Seaborg TrailBriones Regional ParkWalnut CreekCAmtb
      SecretDiablo Foothills Regional ParkWalnut CreekCAmtb
      SerafixDiablo Foothills Regional ParkWalnut CreekCAmtb
      Shady Slope TrailSan RamonSan RamonCAmtb
      Shell LoopDiablo Foothills Regional ParkWalnut CreekCAmtb
      Shell Ridge LoopAlamoAlamoCAmtb
      Shell Ridge LoopAlamoAlamoCAmtb
      Shell Ridge Loop TrailAlamoAlamoCAmtb
      Shore TrailLas Trampas Regional ParkAlamoCA
      Short Ridge TrailSan RamonSan RamonCAmtb
      SpenglerBriones Regional ParkWalnut CreekCA
      Springhill TrailBriones Regional ParkWalnut CreekCAmtb
      Stage RoadDiablo Foothills Regional ParkWalnut CreekCAmtb
      Staircase TrailMount Diablo State ParkDanvilleCAmtb
      Stewartville TrailBlack Diamond Mines Regional PreserveAntiochCAmtb
      SticksLime RidgeConcordCAmtb
      Sugarloaf - ShellridgeAlamoAlamoCAmtb
      Sulfur CreekShell Ridge Open SpaceWalnut CreekCAmtb
      Sulfur SpringDiablo Foothills Regional ParkWalnut CreekCAmtb
      Sulfur SpringsLas Trampas Regional ParkAlamoCAmtb
      Sulphur Springs TrailMorgan Territory Regional PreserveDanvilleCA
      Summit TrailMount Diablo State ParkDanvilleCAmtb
      Sumner's TrailWalnut CreekWalnut CreekCAmtb
      Sunset TrailLas Trampas Regional ParkAlamoCA
      Displaying 1 - 200 of 234