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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
  • Snowmobile
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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      No description for Arnold has been added yet! Login or register to submit one.
      Activities Click to view
      Region Details
      • 6
      • 8
      • 12
      • 4

      Region Status
      Caution as of May 1, 2021
      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      30
      Trails Mountain Bike
      30
      Trails E-Bike
      12
      Trails Horse
      8
      Trails Hike
      30
      Trails Trail Running
      30
      Total Distance
      40 miles
      Total Descent
      9,308 ft
      Total Vertical
      1,984 ft
      Highest Trailhead
      4,793 ft
      Reports
      28
      Photos
      50
      Ridden Counter
      1,086
      Sub Regions

      Photos of Arnold Mountain Bike

      42 |
      Nov 28, 2021 @ 8:27pm
      Nov 28, 2021
      32 |
      Nov 28, 2021 @ 8:27pm
      Nov 28, 2021
      37 |
      Nov 28, 2021 @ 8:27pm
      Nov 28, 2021
      45 |
      Nov 28, 2021 @ 8:27pm
      Nov 28, 2021
      36 |
      Nov 28, 2021 @ 8:27pm
      Nov 28, 2021
      32 |
      Nov 28, 2021 @ 8:27pm
      Nov 28, 2021
      38 |
      Nov 28, 2021 @ 8:27pm
      Nov 28, 2021
      72 |
      Nov 28, 2021 @ 8:27pm
      Nov 28, 2021

      Videos of Arnold Mountain Bike

      Yabba Dabba Doo: Arnold Rim Trail System
      1:57 | 84 | Jul 31, 2022 , Arnold
      Red Oktober: Arnold Rim Trail System
      3:23 | 44 | Jul 30, 2022 , Arnold
      Arnold Rim Trail Arnold, California
      trail: Arnold Rim
      48:36 | 372 | Sep 27, 2020 , Arnold
      ARNOLD RIM TRAIL || The Struggle is Real...
      trail: Arnold Rim
      9:40 | 398 | Jun 28, 2019 , Arnold
      Arnold Rim Trail (Arnold, CA) Mountain Biking
      1005 | Dec 21, 2017 , Arnold
      Arnold Rim Trail (Arnold, CA) Mountain Biking
      387 | Dec 21, 2017 , Arnold
      Arnold Rim Trail (Arnold, CA) Mountain Biking
      361 | Dec 21, 2017 , Arnold
      youtuber Armstrong Rim Trail (Arnold, CA) Mountain Biking
      trail: Dino
      656 | Dec 21, 2017 , Arnold

      Recent Trail Reports

      statustraildateconditioninfouser
      P9/Sunset Loop Descent
      Dec 23, 2022 @ 9:14am
      Dec 23, 2022
      VariableSeveral downed treesmpalmquist
      Manual Peak
      Dec 23, 2022 @ 1:14am
      Dec 23, 2022
      Variablempalmquist
      Penny Pines Forest Road (5N95Y)
      Dec 23, 2022 @ 1:14am
      Dec 23, 2022
      Prevalent MudSome sections with thin snow cover.mpalmquist
      Arnold Rim
      Nov 26, 2022 @ 8:50am
      Nov 26, 2022
      DryJust a few patches of snow here and...Rhubarbbs
      Ex Presidents
      Nov 26, 2022 @ 12:50am
      Nov 26, 2022
      UnknownClear of snow and debris. Riding well...Rhubarbbs
      P8
      Aug 1, 2022 @ 9:14am
      Aug 1, 2022
      Dry Two large trees down across the lower...ildiavolorosso
      Yabba Dabba Doo
      Feb 14, 2022 @ 9:23pm
      Feb 14, 2022
      Ideal New skinny installed at the bottom.Thxboy
      San Domingo Trail
      Nov 15, 2021 @ 11:50am
      Nov 15, 2021
      VariableLots of loose terrain from leaves and...deathspared
      San Antonio Creek
      Jun 17, 2021 @ 9:22pm
      Jun 17, 2021
      DryDowned trees. 2x 3” diameteranzalini
      Falls Away
      Apr 11, 2021 @ 12:33pm
      Apr 11, 2021
      Drytrees downericlaguna

      Activity Feed

      usernameactiontypetitledate
      user #1425269mpalmquistaddreportP9/Sunset Loop Descent and 2 more
      Dec 25, 2022 @ 8:39am
      Dec 25, 2022
      user #1172503RhubarbbsaddreportArnold Rim and 2 more
      Nov 28, 2022 @ 8:07am
      Nov 28, 2022
      user #3212944Tosullivan07wishlistrouteArnold Rim Trail Loop
      Nov 2, 2022 @ 10:30am
      Nov 2, 2022
      user #1949841maddy03addtrailSunset Loop Access
      Oct 25, 2022 @ 10:39pm
      Oct 25, 2022
      user #1432886tricartertrivotetrailWilma's Wiggles and 2 more
      Oct 25, 2022 @ 7:36am
      Oct 25, 2022

      Recent Comments

      usernametypetitlecommentdate
      user #1886014Lino-trailArnold RimMust be a crappy trail if they allow horses...
      Oct 7, 2022 @ 12:57pm
      Oct 7, 2022
      user #1169213ildiavolorossotrailManual Peak RoadA steep climb, but the views are worth it!
      Aug 1, 2022 @ 10:43am
      Aug 1, 2022
      user #1619530Villena26trailCowell Creek CutoffFallen trees throughout trail.
      Feb 27, 2022 @ 9:28pm
      Feb 27, 2022
      user #356786GWiztrailSan Domingo TrailGood trail for an exercise workout with steep...
      Aug 17, 2021 @ 8:46am
      Aug 17, 2021
      user #565940mtnryder56trailManual PeakA lot of downed trees right now.
      May 23, 2021 @ 6:58pm
      May 23, 2021

      Local Badges


      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike3040 miles9,308 ft23 miles1,985 ft
      #5,666#1,80350283910
      E-Bike1210 miles1,594 ft5 miles896 ft
      2588
      Horse810 miles1,158 ft4 miles860 ft
      4
      Hike3040 miles9,308 ft23 miles1,985 ft
      #4,531#1,641281279
      Trail Running3040 miles9,308 ft23 miles1,985 ft
      #4,525#1,63228116
      • By brenthillier NSMBA TRAILFORKS & contributors
      • Admins: SBTS, TheAngryTomato
      • #12771 - 5,154 views

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