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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
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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
Winter Trails
Warning A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
x Missing Trails
Most Popular
Least Popular
Trails are colored based on popularity. The more popular a trail is, the more red. Less popular trails trend towards green.
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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      No description for Yellowstone County has been added yet! Login or register to submit one.
      Region Details
      • 3
      • 32
      • 42
      • 18
      • 4

      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      99
      Trails Mountain Bike
      111
      Trails E-Bike
      52
      Trails Horse
      5
      Trails Hike
      110
      Trails Trail Running
      110
      Trails Dirtbike/Moto
      9
      Trails ATV/ORV/OHV
      2
      Total Distance
      150 miles
      Total Descent
      27,695 ft
      Total Vertical
      4,301 ft
      Highest Trailhead
      7,397 ft
      Reports
      212
      Photos
      146
      Ridden Counter
      2,931

      Popular Yellowstone County Mountain Biking Trails

      statustitledifficultyrating
      Underdog
      Acton Recreation Area
      Zimmerman Park
      Zimmerman Park
      Roller Coaster
      Acton Recreation Area
      Red Line
      Acton Recreation Area
      Fire Road
      Acton Recreation Area
      Kyra's Joy
      Acton Recreation Area
      Indian Cliffs
      Zimmerman Park
      Owl Be Back
      Acton Recreation Area
      Ride @ the Ranch
      Fire Road
      Acton Recreation Area
      Sleepy Hollow
      Acton Recreation Area
      Phipps Park
      Phipps Park
      Middle Rim
      Zimmerman Park
      X Lower Loop
      Phipps Park
      Zimmerman Park Connect

      Yellowstone County Mountain Bike Routes

      titleratingdistance
      Rimrock MTB Dash Short 2021
      Acton Recreation Area
      5 miles
      Diamond X Singletrack
      Phipps Park
      6 miles
      DITBY Routes 6 Mile CORRECTED
      Elk Basin
      6 miles
      Speed Goat Bike Route race
      Acton Recreation Area
      7 miles
      Speed Goat 2023 Bike Route race
      Acton Recreation Area
      8 miles
      Rimrock MTB Dash 30/15, 2021 race
      Acton Recreation Area
      15 miles
      Big Sky State Games XC 2021 race
      Acton Recreation Area
      4 miles
      12 hours of Acton race race
      Acton Recreation Area
      8 miles
      DITBY Routes 9 Mile race
      Elk Basin
      9 miles
      DITBY Routes 13 Mile race
      Elk Basin
      13 miles

      Recent Ride Log Activity in Region

      Today
      • 0 rides
      Yesterday
      • 7 rides
      Past Week
      • 38 rides

      Photos of Yellowstone County Mountain Bike

      13 |
      Jul 22, 2023 @ 2:56am
      Jul 22, 2023
      9 |
      Jul 22, 2023 @ 2:56am
      Jul 22, 2023
      19 |
      Jul 22, 2023 @ 2:56am
      Jul 22, 2023
      11 |
      Jul 22, 2023 @ 2:56am
      Jul 22, 2023
      11 |
      Jul 22, 2023 @ 2:56am
      Jul 22, 2023
      9 |
      Jul 22, 2023 @ 2:56am
      Jul 22, 2023
      19 |
      Jul 22, 2023 @ 2:56am
      Jul 22, 2023
      trail: Phipps Top
      12 |
      Jun 25, 2023 @ 4:06pm
      Jun 25, 2023

      Videos of Yellowstone County Mountain Bike

      Flying BMW :)
      0:07 | 142 | Apr 1, 2020
      Full Face Camera Test
      trail: Full Face?
      0:14 | 25 | Jun 16, 2015
      Kali Protectives Introduces the Shiva
      trail: Full Face?
      2:40 | 5905 | Apr 6, 2015
      Small Drop
      0:20 | 260 | Apr 3, 2013
      Rickety Ladder Ride
      0:24 | 259 | Dec 14, 2012
      Wee Drop
      0:06 | 253 | Dec 14, 2012
      Fun hill
      trail: Full Face?
      1:38 | 253 | Apr 24, 2012
      TEST: GoPro full-face helmet setup
      trail: Full Face?
      0:49 | 632 | Sep 15, 2009

      Recent Trail Reports

      Activity Feed

      usernameactiontypetitledate
      Sclark11addreportPhipps Top
      Sep 21, 2023 @ 9:13pm
      Sep 21, 2023
      NatserpriddentrailIndian Cliffs
      Sep 12, 2023 @ 2:17pm
      Sep 12, 2023
      NatserpriddentrailHeritage Trail
      Sep 12, 2023 @ 2:17pm
      Sep 12, 2023
      NatserpriddentrailConnector - Downhill and 1 more
      Sep 12, 2023 @ 2:16pm
      Sep 12, 2023
      NatserpriddentrailChief Black Otter Trail
      Sep 12, 2023 @ 2:16pm
      Sep 12, 2023

      Recent Comments

      usernametypetitlecommentdate
      twowheelexplorertrailUnderdogVery fun blue XC loop that can reach a lot of...
      Jul 29, 2023 @ 5:51pm
      Jul 29, 2023
      twowheelexplorertrailRed LineReally fun downhill trail that can be ridden...
      Jul 29, 2023 @ 5:48pm
      Jul 29, 2023
      NickstaynertrailExit Strategy>50% push-a-bike
      May 9, 2023 @ 6:02am
      May 9, 2023
      russevertztrailMini-MoabPretty lame that some Mountain Bike nut keeps...
      Jun 18, 2022 @ 6:58pm
      Jun 18, 2022
      altasnowbirdtrailHeritage TrailJim Dutcher section is closed under I90 until 2024
      Nov 15, 2021 @ 9:26am
      Nov 15, 2021

      Local Badges


      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike111150 miles27,694 ft73 miles4,301 ft
      149212127,312
      E-Bike5295 miles18,379 ft46 miles4,301 ft
      1965344
      Horse55 miles85 ft2,549 ft2,405 ft
      3042
      Hike110150 miles27,654 ft73 miles4,301 ft
      2124205
      Trail Running110150 miles27,654 ft73 miles4,301 ft
      2127250
      Dirtbike/Moto912 miles1,240 ft3 miles3,215 ft
      30441
      ATV/ORV/OHV29 miles233 ft1 mile3,215 ft
      316
      • By brenthillier NSMBA TRAILFORKS & contributors
      • Admins: MONTANABIKERMAN, evasive, wyomont
      • #16131 - 2,105 views
      • yellowstone county activity log | embed map of Yellowstone County mountain bike trails | yellowstone county mountain biking points of interest

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