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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • 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
ContributeDetails
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

LEGEND
Trail Difficulties
  • Access Road/Trail
  • White
  • Green
  • Blue
  • Black
  • Double Black Diamond

Trail Report Status
  • Clear / Green
  • Minor Issue / Yellow
  • Significant Issue / Amber
  • Closed

  • Land Owner Overlay
  • Wilderness (typically no bikes in USA)
  • BLM (public)
  • USFS (Wildlife sanctuaries darker than usfs)
  • State land
  • Indigenous
  • Military
Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Dry
  • Very Dry
  • Map Markers
  • trail Trail Head
  • photo Photo
  • place Directory Listing
  • region Riding Area
  • TTF TTF
  • Parking Parking
  • Viewpoint Viewpoint
  • Information Information
  • Warning Warning
  • Directions Directions
  • Sight Sight
  • Restrooms Restrooms
  • eBike Charging Point eBike Charging Point
  • Water Fountain/Source Water Fountain/Source
  • Gate Gate
  • Trail Sign Trail Sign
  • Table or Bench Table or Bench
  • Ladder Ladder
  • Stairs Stairs
  • Bridge Bridge
  • Camping Camping
  • Cabin Cabin
  • Lodge Lodge
  • Bear Cache Bear Cache
  • Dock Dock
  • Ranger Station Ranger Station
  • Summit Summit
  • Other Other
      No description for Mariposa County has been added yet! Login or register to submit one.
      Region Details
      • 9
      • 5
      • 5
      • 2
      • 1

      Region Status
      Open as of 16 hours ago

      Stats

      Avg Trail Rating
      Trails (view details)
      22
      Trails Mountain Bike
      22
      Trails E-Bike
      1
      Trails Hike
      9
      Trails Trail Running
      9
      Total Distance
      16 miles
      Total Descent
      3,803 ft
      Total Vertical
      807 ft
      Highest Trailhead
      1,713 ft
      Reports
      117
      Photos
      85
      Ridden Counter
      1,276
      Sub Regions

      Photos of Mariposa County Mountain Bike

      trail: Gnarnia
      58 |
      Apr 17, 2019 @ 11:33pm
      Apr 17, 2019
      trail: Gnarnia
      59 |
      Apr 17, 2019 @ 11:17pm
      Apr 17, 2019
      | 1 comments
      trail: Tarantula
      25 |
      Jul 24, 2018 @ 1:53pm
      Jul 24, 2018
      trail: Tarantula
      20 |
      Jul 24, 2018 @ 1:16pm
      Jul 24, 2018

      Videos of Mariposa County Mountain Bike

      Over the bars!!
      0:16 | 520 | Jul 27, 2018
      Dirtsurfer Kiddie
      trail: Dirtsurfer
      0:20 | 111 | Apr 13, 2018
      Gnarnia strava goon
      trail: Gnarnia
      3:34 | 170 | Dec 8, 2017
      Gnarnia Full Pull
      trail: Gnarnia
      4:14 | 323 | Jan 29, 2017

      Recent Trail Reports

      Activity Feed

      usernameactiontypetitledate
      user #1539933trailcrew1399addreportGarden Snake and 1 more
      Oct 15, 2019 @ 7:44am
      16 hours
      user #330688thegb1212addreportTarantula and 3 more
      Oct 14, 2019 @ 8:04am
      2 days
      user #999052ashishashenaddreportTarantula and 4 more
      Oct 10, 2019 @ 9:00pm
      Oct 10, 2019
      user #1387265BsiranosianaddeventStanford Cycling MTB race
      Sep 30, 2019 @ 7:27am
      Sep 30, 2019
      user #1670730sejinoh72votetrailDirtsurfer
      Sep 21, 2019 @ 12:13am
      Sep 21, 2019

      Recent Comments

      usernametypetitlecommentdate
      user #1140598tramlawtrailRoadrunnerThe lower portion has quite a bit of poison...
      Jun 15, 2019 @ 10:05am
      Jun 15, 2019
      user #1039759SpicyTtrailFlying SquirrelThis trail is fun! the whole bike park is awesome.
      May 28, 2019 @ 12:41pm
      May 28, 2019
      user #1539933trailcrew1399reportDeer RunGO RIDE THAT!
      May 18, 2019 @ 5:39pm
      May 18, 2019
      user #1023445ERCJulioreportFeed LineFeedline has been completed and is in great shape.
      Apr 22, 2018 @ 2:09pm
      Apr 22, 2018
      user #1298830Toddler01trailRoads EndTrail is unfinished or abandoned, either way...
      May 10, 2017 @ 1:54pm
      May 10, 2017

      Local Badges

      • By brenthillier NSMBA TRAILFORKS Plus & contributors
      • Admins: CAMTB, ericfoltz, jpmcghee, brianpetry
      • #7917 - 1,107 views
      • mariposa county activity log | embed map of Mariposa County mountain bike trails | mariposa county mountain biking points of interest
      • subscribe 3d map donate to earn trail karma!

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