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Layers winter
Trail Style
  • ?
Trail Conditions
  • Unknown
  • Snow Packed
  • Snow Covered
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Dry
  • Very Dry
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 or Major Issue / Red

  • 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 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
  • Water Fountain/Source Water Fountain/Source
  • Sight Sight
  • Restrooms Restrooms
  • Gate Gate
  • Camping Camping
  • Trail Sign Trail Sign
  • Table or Bench Table or Bench
  • Other Other
      No description for Sonoma County has been added yet! Login or register to submit one.
      Region Details
      • 16
      • 1
      • 25
      • 34
      • 11

      Caution on Aug 10, 2018

      Stats

      Avg Trail Rating
      Trails
      87
      Total Distance
      116 miles
      Total Descent Distance
      54 miles
      Total Descent
      31,587 ft
      Highest Trailhead
      2,736 ft
      Total Vertical
      2,689 ft
      Reports
      314
      Photos
      317
      Ridden Counter
      3,175

      Photos of Sonoma County Mountain Bike

      trail: Pomo Canyon
      3 |
      Aug 10, 2018 @ 8:04pm
      Aug 10, 2018
      Pomo Canyon, Petaluma
      0 |
      Aug 9, 2018 @ 6:30am
      Aug 9, 2018
      Islands in the Sky Loop
      4 |
      Aug 7, 2018 @ 8:51am
      Aug 7, 2018
      Spring Lake Park, My City
      4 |
      Aug 7, 2018 @ 8:51am
      Aug 7, 2018
      Spring Lake Park, My City
      more photos »

      Videos of Sonoma County Mountain Bike

      2017
      trail: Rough Go
      2:03 | 69 | Dec 30, 2017
      Lee Quarry
      trail: Two Quarry
      10:04 | 33 | Jul 29, 2017
      Shock Test
      0:22 | 27 | Jun 13, 2017
      Lil' Gap
      0:23 | 42 | Jun 13, 2017
      more videos »

      Sonoma County Mountain Bike Routes

      titleratingdistance
      Trione-Annadel State Park - Big Loop
      16 miles
      Trailforks Ride Plan
      11 miles

      Recent Comments

      usernametypetitlecommentdate
      user #1472644TonymosatrailPomo CanyonMarked as no bikes on the Highway 1 side.
      Aug 10, 2018 @ 8:02pm
      Aug 10, 2018
      user #1472644TonymosatrailCoon TrapSimply the shortest way to the ridge from Glen...
      Jul 11, 2018 @ 9:57pm
      Jul 11, 2018
      user #1472644TonymosareportSouth BurmaThanks for the update. I’ll return soon.
      May 28, 2018 @ 4:11pm
      May 28, 2018
      user #1056905brofessionaltrailPomo CanyonTrail is hiking only, but I wasn't about to...
      May 23, 2018 @ 1:22pm
      May 23, 2018
      user #1472644TonymosatrailLewis TrailMark crashed here
      Apr 14, 2018 @ 5:18pm
      Apr 14, 2018
      more »

      Recent Activity

      usernameactiontypetitledate
      user #1046871g-landeraddridelogAug 15, 2018 ride log
      Aug 15, 2018 @ 8:40pm
      2 hours
      user #1336773AdrianrisaaddridelogAug 15, 2018 ride log
      Aug 15, 2018 @ 8:38pm
      2 hours
      user #1530074KeetonaaddridelogAug 15, 2018 ride log
      Aug 15, 2018 @ 8:25pm
      2 hours
      user #1102896talon02addridelogAug 15, 2018 ride log
      Aug 15, 2018 @ 8:01pm
      3 hours
      user #348528angard008addridelogAug 15, 2018 ride log
      Aug 15, 2018 @ 7:41pm
      3 hours
      view more »
      • By steeveoh & contributors
      • Admins: ericfoltz, jpmcghee, REMBA, SCTC
      • #7321 - 1,633 views
      • sonoma county activity log | embed map of Sonoma County mountain bike trails | sonoma county mountain biking points of interest
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