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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
inches

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.
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Only show trails with NO bikes.
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      No description for Grass Valley has been added yet! Login or register to submit one.
      Activities Click to view
      Region Details
      • 2
      • 5
      • 1

      Region Status
      Caution as of Jan 28, 2022
      Local Trail Association

      Stats

      Trails (view details)
      8
      Trails Mountain Bike
      8
      Trails E-Bike
      4
      Trails Hike
      8
      Trails Trail Running
      8
      Total Distance
      4 miles
      Total Descent Distance
      1 mile
      Total Descent
      295 ft
      Total Vertical
      529 ft
      Highest Trailhead
      2,849 ft
      Reports
      2
      Ridden Counter
      128

      Recent Trail Reports

      statustraildateconditioninfouser
      Loma Rica Race Starting Climb
      Jan 28, 2022 @ 7:23pm
      Jan 28, 2022
      DryTrees downDotsnotfeathers

      Activity Feed

      usernameactiontypetitledate
      user #2426757DotsnotfeathersaddreportLoma Rica Race Starting Climb
      Jan 28, 2022 @ 7:23pm
      Jan 28, 2022
      user #1042353RedhawkupdatetrailCondon Park Aboretum Trail and 3 more
      Apr 14, 2021 @ 6:46am
      Apr 14, 2021
      user #1907575JeffomaraddtrailCondon Park Powerline Trail and 3 more
      Apr 14, 2021 @ 6:43am
      Apr 14, 2021
      user #1042353RedhawkupdatetrailLyman Gilmore Trail
      Feb 11, 2021 @ 7:53am
      Feb 11, 2021
      user #1907575JeffomaraddtrailLyman Gilmore Trail
      Feb 11, 2021 @ 7:12am
      Feb 11, 2021

      Nearby Areas

      namedistance
      Empire Mine 15 17 11.1 km
      Round Mountain 87.3 km
      Gateway Bike Park 2 2 17.4 km
      Harmony/Washington Ridge 8 108.7 km
      Bullards Bar 3 414.5 km

      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike84 miles295 ft1 mile528 ft
      #9,831#4,1342538
      E-Bike42 miles141 ft4,065 ft233 ft
      1
      Hike84 miles295 ft1 mile528 ft
      #8,792#3,980250
      Trail Running84 miles295 ft1 mile528 ft
      #8,773#3,95828
      • By Kiylea2 & contributors
      • Admins: BONC, sscrimager, elikat715, Jaybarre, Jeffomar, truk13
      • #29186 - 2,575 views

      Downloading of trail gps tracks in kml & gpx formats is enabled for Grass Valley.
      You must login to download files.