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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 Alta has been added yet! Login or register to submit one.
      Activities Click to view
      Region Details
      • 19
      • 19
      • 32
      • 5

      Region Status
      Open as of Aug 14, 2023
      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      117
      Trails Mountain Bike
      83
      Trails E-Bike
      8
      Trails Horse
      13
      Trails Hike
      38
      Trails Trail Running
      37
      Trails Dirtbike/Moto
      6
      Trails Observed Trials
      1
      Trails ATV/ORV/OHV
      6
      Trails Snowmobile
      4
      Trails Snowshoe
      7
      Trails Downhill Ski
      30
      Trails Backcountry Ski
      6
      Trails Nordic Ski
      8
      Total Distance
      207 miles
      Total Descent
      52,132 ft
      Total Vertical
      4,501 ft
      Highest Trailhead
      10,541 ft
      Reports
      641
      Photos
      320
      Ridden Counter
      33,935
      Sub Regions

      Photos of Alta Mountain Bike

      trail: 38 Special
      518 |
      Jul 22, 2019 @ 11:26am
      Jul 22, 2019
      trail: 38 Special
      388 |
      Jul 8, 2019 @ 11:19pm
      Jul 8, 2019
      99 |
      Jun 18, 2018 @ 10:25pm
      Jun 18, 2018
      85 |
      Jun 18, 2018 @ 10:09pm
      Jun 18, 2018
      trail: Cold Springs
      41 |
      Jun 18, 2018 @ 9:53pm
      Jun 18, 2018
      trail: Cold Springs
      48 |
      Jun 18, 2018 @ 9:50pm
      Jun 18, 2018
      trail: Mill Creek
      278 |
      Sep 6, 2015 @ 1:43pm
      Sep 6, 2015
      trail: Mill Creek
      216 |
      Sep 6, 2015 @ 1:42pm
      Sep 6, 2015

      Videos of Alta Mountain Bike

      Grand Targhee Bike Park shredding
      3:30 | 77 | Jul 20, 2018
      The Mountain Bike Minute Ep. 1: Gettin Dusty...
      0:59 | 62 | Nov 18, 2017
      Takin a ride down 'Nameless' @ Big Sky Part 1
      13:41 | 348 | Sep 7, 2012
      Back at Grand Targhee + Millcreek Shuttle!
      trail: Mill Creek
      28:11 | 299 | Aug 26, 2021 , Alta
      Back at Grand Targhee + Millcreek Shuttle!
      28:11 | 249 | Aug 26, 2021 , Alta
      Back at Grand Targhee + Millcreek Shuttle!
      trail: Andys
      28:11 | 318 | Aug 26, 2021 , Alta
      Back at Grand Targhee + Millcreek Shuttle!
      trail: Bullwinkle
      28:11 | 242 | Aug 26, 2021 , Alta
      Back at Grand Targhee + Millcreek Shuttle!
      trail: Sidewinder
      28:11 | 215 | Aug 26, 2021 , Alta

      Recent Trail Reports

      statustraildateconditioninfouser
      Quakie Ridge
      Sep 25, 2023 @ 6:01pm
      Sep 25, 2023
      IdealSo good right now. Tacky, hero dirt.adventure-milecreek
      Bullwinkle
      Sep 14, 2023 @ 12:49pm
      Sep 14, 2023
      DrySome break bumps, upper section is...JacobM7UaNa
      Tall Cool One
      Sep 14, 2023 @ 12:48pm
      Sep 14, 2023
      DryLow speed endless chatterJacobM7UaNa
      Shoshone road
      Sep 3, 2023 @ 9:18pm
      Sep 3, 2023
      Dryultraviolet-catastrophe
      Resort Road
      Sep 3, 2023 @ 9:17pm
      Sep 3, 2023
      Dryultraviolet-catastrophe
      Mill Creek
      Sep 2, 2023 @ 12:31am
      Sep 2, 2023
      DryPerfect! So good. I can't believe how...BCBassett
      Spring Creek
      Aug 28, 2023 @ 4:39am
      Aug 28, 2023
      IdealTrail Running MICHAILXkTiyN
      lower TVT road
      Aug 16, 2023 @ 11:09am
      Aug 16, 2023
      DryTrail Running MICHAILXkTiyN
      Sheep Bridge
      Aug 14, 2023 @ 8:31pm
      Aug 14, 2023
      Drycremebrule MBT
      Lunch Tent
      Aug 5, 2023 @ 3:08am
      Aug 5, 2023
      WetTrails are generally tacky and good some...rso544

      Activity Feed

      usernameactiontypetitledate
      JacksonRaylrjuwishlistroute2019 Pierre's Hole lap 1
      Sep 29, 2023 @ 2:21pm
      Sep 29, 2023
      KhFsE4kCwishlisttrailCold Springs
      Sep 27, 2023 @ 6:00pm
      Sep 27, 2023
      KhFsE4kCriddentrailSheep Bridge
      Sep 27, 2023 @ 5:57pm
      Sep 27, 2023
      KhFsE4kCriddentrailMill Creek and 2 more
      Sep 27, 2023 @ 5:57pm
      Sep 27, 2023
      26i3HGTGwishlistroute2023 Pierre's Hole 100K and 1 more
      Sep 26, 2023 @ 1:03pm
      Sep 26, 2023

      Recent Comments

      usernametypetitlecommentdate
      CarmenzsOIoxtrailSnowdriftThe IMBA Epic is just that! Amazing views ,...
      Sep 9, 2023 @ 1:43pm
      Sep 9, 2023
      blindstufftrailRock GardenJackhammer 100%, aside from one tricky section...
      Aug 20, 2023 @ 6:00pm
      Aug 20, 2023
      blindstufftrailSticks n StonesThis is such a good trail, unreal Backcountry...
      Aug 20, 2023 @ 5:58pm
      Aug 20, 2023
      TdonegantrailMill CreekFun downhill
      Aug 20, 2023 @ 9:18am
      Aug 20, 2023
      UtahJohntrailTall Cool OneStrange trail, a little too steep to climb but...
      Jul 24, 2023 @ 4:15pm
      Jul 24, 2023

      Local Badges


      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike83134 miles20,509 ft55 miles3,812 ft
      #279#1443026414311,467
      E-Bike823 miles364 ft2 miles3,104 ft
      #3,781#649338129
      Horse1358 miles7,451 ft16 miles4,003 ft
      #693#381212012
      Hike38122 miles17,005 ft45 miles4,501 ft
      #1,540#894144891815
      Trail Running37119 miles16,959 ft45 miles4,501 ft
      #1,546#89548610138
      Dirtbike/Moto640 miles2,224 ft12 miles3,379 ft
      #247#1421203
      Observed Trials16 miles118 ft3,110 ft1,430 ft
      #821
      ATV/ORV/OHV640 miles2,224 ft12 miles3,379 ft
      #162#871203
      Snowmobile417 miles125 ft1 mile3,104 ft
      #88#3919
      Snowshoe728 miles262 ft2 miles4,003 ft
      #438#232162
      Downhill Ski3017 miles18,806 ft13 miles3,356 ft
      #17#4954,521
      Backcountry Ski628 miles712 ft2 miles3,832 ft
      279
      Nordic Ski835 miles495 ft5 miles4,003 ft
      #349#1761665
      • By todd Trailforks & contributors
      • Admins: chuktA
      • #7172 - 4,783 views

      Downloading of trail gps tracks in kml & gpx formats is enabled for Alta.
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