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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
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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.
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      Las Trampas Wilderness Regional Preserve offers 5,778 acres of wilderness and an expanded trail system that allows hikers and horseback riders to enjoy its remote and rugged areas. The park's size and terrain allow visitors a feeling of privacy and escape from urban hustle and bustle. Carry plenty of drinking water for yourself, your dog(s), and your horse(s) when visiting the park. The park's water supply is inconsistent and water may be unavailable at any time.
      Primary Trail Type: Cross-Country
      Land Status: Regional Recreation Area
      Bollinger Canyon google parking directions
      Activities Click to view
      Region Details
      • 2
      • 4
      • 10
      • 5

      Region Status
      Open as of Apr 9, 2021

      Stats

      Avg Trail Rating
      Trails (view details)
      37
      Trails Mountain Bike
      25
      Trails Hike
      41
      Trails Trail Running
      41
      Trails Horse
      2
      Total Distance
      39 miles
      Total Descent
      13,072 ft
      Total Vertical
      1,444 ft
      Highest Trailhead
      1,804 ft
      Reports
      60
      Photos
      19
      Ridden Counter
      1,245

      Photos of Las Trampas Regional Park Mountain Bike

      24 |
      Jun 24, 2021 @ 9:53am
      Jun 24, 2021
      119 |
      Jun 19, 2020 @ 6:41am
      Jun 19, 2020
      73 |
      Jun 19, 2020 @ 6:41am
      Jun 19, 2020
      72 |
      Jun 19, 2020 @ 6:41am
      Jun 19, 2020
      90 |
      Jun 19, 2020 @ 6:41am
      Jun 19, 2020
      trail: Birthday
      104 |
      May 11, 2020 @ 12:48am
      May 11, 2020
      trail: Birthday
      97 |
      May 11, 2020 @ 12:47am
      May 11, 2020
      50 |
      Mar 11, 2020 @ 11:55pm
      Mar 11, 2020

      Current Trail Warnings

      statustraildateconditionuserinfo
      The Other Way
      Jul 27, 2022 @ 4:34pm
      Jul 27, 2022
      VariableEcavalino

      Recent Trail Reports

      statustraildateconditioninfouser
      Las Trampas Alt
      Jun 15, 2022 @ 5:31pm
      Jun 15, 2022
      DryEcavalino
      Madrone Cutoff
      Jun 15, 2022 @ 5:31pm
      Jun 15, 2022
      IdealEcavalino
      Bollinger Creek Loop
      Nov 20, 2021 @ 1:00pm
      Nov 20, 2021
      DryEcavalino
      Clyde Wood Trail
      Aug 15, 2021 @ 12:17pm
      Aug 15, 2021
      Very DryE-Bike jrehlert
      Bill Kiefer Trail
      Aug 15, 2021 @ 12:17pm
      Aug 15, 2021
      DryE-Bike jrehlert
      Deer Hoof Slide
      Aug 4, 2021 @ 5:53pm
      Aug 4, 2021
      Very Drysethsquire
      TG 5
      Apr 9, 2021 @ 7:24am
      Apr 9, 2021
      DryNibot33
      Orinda Oaks
      Feb 5, 2021 @ 1:49pm
      Feb 5, 2021
      DrySome extra rutting from recent rain but...KFID2K
      Sulfur Springs
      Jan 30, 2021 @ 5:47pm
      Jan 30, 2021
      VariableI cleared the tree. The dirt is actually...JJern
      Vergil Williams
      Sep 20, 2020 @ 4:34pm
      Sep 20, 2020
      UnknownE-Bike Great flowy Singletrack punctuated by...Bcal55

      Activity Feed

      usernameactiontypetitledate
      user #2588623EcavalinoaddreportBirthday and 1 more
      Jul 27, 2022 @ 7:12pm
      Jul 27, 2022
      user #2975069unnamedpersoncommenttrailCorduroy Hills Access
      Jul 15, 2022 @ 4:22pm
      Jul 15, 2022
      user #1630544spokesmanmtbaddtrailReturn to Sender and 1 more
      Jul 10, 2022 @ 3:53pm
      Jul 10, 2022
      user #1630544spokesmanmtbupdateregionLas Trampas Regional Park
      Jun 30, 2022 @ 1:30pm
      Jun 30, 2022
      user #1630544spokesmanmtbupdatepolygonLas Trampas Wilderness Regional Preserve
      Jun 30, 2022 @ 1:27pm
      Jun 30, 2022

      Recent Comments

      usernametypetitlecommentdate
      user #2975069unnamedpersontrailCorduroy Hills AccessIt is rideable
      Jul 15, 2022 @ 4:22pm
      Jul 15, 2022
      user #2975069unnamedpersontrailCorduroy Hills LoopThe left side of the loop (coming from the...
      Jun 7, 2022 @ 9:41am
      Jun 7, 2022
      user #2975069unnamedpersontrailSulfur SpringsFun, steep, rutted, technical dh with a...
      May 24, 2022 @ 2:27pm
      May 24, 2022
      user #2269332TracemttbtrailCorduroy Hills AccessIf you use it to get up the mountain plan on...
      Nov 13, 2021 @ 10:23am
      Nov 13, 2021
      user #2811885jasonjstrailtrailMoraga RidgeThe west end of this trail has a locked gate...
      Nov 6, 2021 @ 10:30pm
      Nov 6, 2021

      Local Badges


      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike2524 miles7,421 ft13 miles1,421 ft
      #7,418#3,110195921,083
      Hike4138 miles13,009 ft23 miles1,444 ft
      #6,663#3,05157265
      Trail Running4138 miles13,009 ft23 miles1,444 ft
      #6,653#3,04257186
      Horse23,097 ft256 ft1,368 ft256 ft
      #339#238173
      • By allanchandler & contributors
      • Admins: BTCEB, bkxc
      • #20597 - 4,866 views
      • las trampas regional park activity log | embed map of Las Trampas Regional Park mountain bike trails | las trampas regional park mountain biking points of interest polygons

      Downloading of trail gps tracks in kml & gpx formats is enabled for Las Trampas Regional Park.
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