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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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      Links
      Activities Click to view
      Region Details
      • 36
      • 3
      • 30
      • 67
      • 44
      • 12

      Region Status
      Caution as of Dec 28, 2020

      Stats

      Avg Trail Rating
      Trails (view details)
      396
      Trails Mountain Bike
      193
      Trails E-Bike
      28
      Trails Hike
      158
      Trails Trail Running
      157
      Trails Horse
      50
      Trails Dirtbike/Moto
      16
      Trails ATV/ORV/OHV
      7
      Trails Snowmobile
      2
      Trails Snowshoe
      17
      Trails Downhill Ski
      166
      Trails Backcountry Ski
      3
      Trails Nordic Ski
      15
      Total Distance
      683 miles
      Total Descent
      209,765 ft
      Total Vertical
      6,618 ft
      Highest Trailhead
      11,151 ft
      Reports
      678
      Photos
      315
      Ridden Counter
      20,809

      Outside+ Logo Articles

      Destination Guide: Where to Sleep, Eat, Drink, and Play in Big Sky
      May 28, 2021 from skimag.com
      From lodging to après, a ski traveler's guide to Montana's adventure mecca.
      Race Report: Mitch Ropelato & Porsha Murdock Win Big Mountain Enduro Big Sky Season Opener
      Aug 26, 2020 from pinkbike.com
      8 stages and roughly 5000 feet of climbing dispersed between the transitions.
      [Updated] Mountain Biker Attacked by Grizzly Bear Near Big Sky, Montana
      May 26, 2020 from pinkbike.com
      The man in his 60s was critically injured but is in stable condition.
      Race Report: Big Mountain Enduro Round 4 - Big Sky, MT
      Aug 7, 2019 from pinkbike.com
      For its penultimate stop of 2019, the Big Mountain Enduro made its way to Southwest Montana.
      Sub Regions

      Photos of Big Sky Mountain Bike

      trail: Elbow
      218 |
      Aug 28, 2016 @ 9:35am
      Aug 28, 2016
      trail: Snake Charmer
      203 |
      Aug 28, 2016 @ 8:52am
      Aug 28, 2016
      239 |
      Aug 22, 2016 @ 2:30pm
      Aug 22, 2016
      trail: Snake Charmer
      119 |
      Aug 10, 2016 @ 9:04am
      Aug 10, 2016
      464 |
      Aug 28, 2015 @ 9:52pm
      Aug 28, 2015
      trail: Elbow
      159 |
      Aug 8, 2015 @ 8:07am
      Aug 8, 2015
      trail: Soul Hole
      223 |
      Aug 24, 2009 @ 7:15am
      Aug 24, 2009
      trail: Soul Hole
      256 |
      Sep 10, 2005 @ 7:00pm
      Sep 10, 2005

      Videos of Big Sky Mountain Bike

      Big sky Resort Lobo
      trail: Lobo
      70 | May 8, 2022
      MES Practice Day 1
      trail: Lobo
      | Oct 18, 2021
      Road Gap Crash
      trail: Joker Lips
      181 | Jun 26, 2021
      Mountain to Meadow Crash
      0:16 | 87 | Oct 9, 2020
      Kaylie’s Friday Fail
      trail: Joker Lips
      0:29 | 147 | Aug 10, 2020
      big sky gambler to elbow to ninja marmot
      trail: Elbow
      12:08 | 161 | Aug 11, 2019
      Big Sky gambler to elbow to ninja marmot
      trail: Elbow
      10:22 | 91 | Jul 22, 2019
      Ninja marmot with unicon mount test
      1:46 | 118 | Sep 3, 2018

      Current Trail Warnings

      statustraildateconditionuserinfo
      River Trail
      May 17, 2022 @ 7:43pm
      May 17, 2022
      Prevalent MudmasonskisHorrible mud holes from the horses, this...
      Beehive Basin
      Apr 27, 2022 @ 10:59am
      Apr 27, 2022
      Snow Coveredadambscomt BSCO
      Beehive Connector
      Apr 27, 2022 @ 10:59am
      Apr 27, 2022
      Snow Coveredadambscomt BSCO

      Recent Trail Reports

      statustraildateconditioninfouser
      Lemon's Knob
      May 17, 2022 @ 7:52pm
      May 17, 2022
      VariableA little muddy in one spotmasonskis
      Twin Cabin
      May 17, 2022 @ 7:51pm
      May 17, 2022
      VariableA little muddy in one spotmasonskis
      alternate
      May 17, 2022 @ 7:50pm
      May 17, 2022
      DryDrymasonskis
      Grizzly Loop
      May 17, 2022 @ 7:49pm
      May 17, 2022
      VariableReady to ride, a couple snow and mud patchesmasonskis
      Grizzly Loop Ext
      May 17, 2022 @ 7:44pm
      May 17, 2022
      DryGood to gomasonskis
      Mountain to Meadow
      Apr 27, 2022 @ 10:59am
      Apr 27, 2022
      Snow Covered adambscomt BSCO
      North Fork
      Apr 27, 2022 @ 10:59am
      Apr 27, 2022
      Snow Covered adambscomt BSCO
      Big Pine View
      Apr 27, 2022 @ 10:57am
      Apr 27, 2022
      Prevalent Mud adambscomt BSCO
      Black Diamond
      Apr 27, 2022 @ 10:57am
      Apr 27, 2022
      Prevalent Mud adambscomt BSCO
      Hummocks
      Apr 27, 2022 @ 10:57am
      Apr 27, 2022
      Prevalent Mud adambscomt BSCO

      Activity Feed

      usernameactiontypetitledate
      user #1054463masonskisvotetrailGrizzly Loop
      May 17, 2022 @ 7:45pm
      May 17, 2022
      user #1054463masonskisaddreportRiver Trail and 5 more
      May 17, 2022 @ 7:43pm
      May 17, 2022
      user #1552433bigskybiggieaddroute2022 Big Sky Biggie - 15 Mile Course
      May 15, 2022 @ 6:39am
      May 15, 2022
      user #3044179TreyWQahvTwishlistregionSouthern Gallatin Range
      May 12, 2022 @ 7:58am
      May 12, 2022
      user #1837388mbienusa45addphoto in Jackson, Wyoming, United States
      May 11, 2022 @ 9:20pm
      May 11, 2022

      Recent Comments

      usernametypetitlecommentdate
      user #1054463masonskistrailPika PointThis trail gets worse every year, the dirt...
      May 2, 2022 @ 4:48pm
      May 2, 2022
      user #1054463masonskistrailLower WapitiMan, the upper part of this section seems to...
      May 2, 2022 @ 4:44pm
      May 2, 2022
      user #2432042SherritLZtyKtrailUlery's Lake LoopAlso, resort considers this a multi-use trail....
      Sep 22, 2021 @ 3:01pm
      Sep 22, 2021
      user #2432042SherritLZtyKtrailUlery's Lake LoopThis trail is called Lodge Loop on 90% of...
      Sep 22, 2021 @ 2:58pm
      Sep 22, 2021
      user #1054463masonskisreportOil WellIt’s “middle chainring” for sure!
      Sep 6, 2021 @ 11:44am
      Sep 6, 2021

      Local Badges

      Bike & Skill Parks

      nametypecityrating
      Big Sky Resortbike parkBig Sky
      Big Sky Community Park Pumptrackskill parkBig Sky

      Local Trail Supporters

      • National Recreation Trail
      • Big Sky Trail Crew

      Pinkbike Articles

      May 28, 2020
      [Updated] Mountain Biker Attacked by Grizzly Bear Near Big Sky, Montana [Updated] Mountain Biker Attacked by Grizzly Bear Near Big Sky, Montana
      The man in his 60s was critically injured but is in stable condition.
      Nov 21, 2017
      Montana Treasures: Whitefish with Pete Costain - Video Montana Treasures: Whitefish with Pete Costain - Video
      In this episode of Montana Treasures, we meet Pete Costain, trail builder and owner of Terraflow Trails, Pete and his team are contributing to the...
      Nov 1, 2017
      Freehub Magazine &amp; Trailforks Raise Over $4k for Montana Trails Freehub Magazine & Trailforks Raise Over $4k for Montana Trails
      Freehub teamed up with Trailforks to raise money for the trails in Montana and raised $4418 for trails organizations in Montana.
      Oct 24, 2017
      Montana Treasures: Helena with Lanie White - Video Montana Treasures: Helena with Lanie White - Video
      Montana Treasures is a series about a few of the many people who embody the state’s greater mountain bike scene through their actions and...
      Oct 11, 2017
      Montana Treasures: Big Sky with Local Bike Shop Own, Tom - Video Montana Treasures: Big Sky with Local Bike Shop Own, Tom - Video
      Tom Owen has owned Gallatin Alpine Sports in Big Sky for 31 years and shares what's important to him and why Big Sky is a good place to be a...

      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike193417 miles96,119 ft192 miles3,783 ft
      #500#272312675317,300
      E-Bike28134 miles19,311 ft47 miles3,412 ft
      #1,796#3222398261
      Hike158491 miles87,037 ft188 miles6,601 ft
      #998#6016391827
      Trail Running157490 miles85,072 ft187 miles6,073 ft
      #1,001#6016391412
      Horse50233 miles36,808 ft80 miles5,322 ft
      #318#183153
      Dirtbike/Moto1683 miles14,580 ft34 miles3,323 ft
      #78#5315011
      ATV/ORV/OHV742 miles5,121 ft16 miles3,310 ft
      #193#1021442
      Snowmobile221 miles1,896 ft6 miles2,897 ft
      113
      Snowshoe1718 miles2,549 ft8 miles1,965 ft
      2618
      Downhill Ski16687 miles85,591 ft83 miles4,321 ft
      21,316
      Backcountry Ski313 miles1,959 ft5 miles1,814 ft
      5171
      Nordic Ski1518 miles1,102 ft5 miles3,114 ft
      81486
      • By jordi-viladas & contributors
      • Admins: BSCO, SWMMBA-BS, SWMMBA, HCC
      • #5519 - 13,746 views

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