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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Snow Cover Partial
  • 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
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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.
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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
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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.
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      These trails are mainly on USFS land with a few of the trailheads within the Town of Vail. Almost all have seasonal wildlife closures from April 15 - June 20 so plan accordingly and please respect these closures
      Primary Trail Type: Cross-Country
      Shuttleable: YES
      Land Status: National Forest
      Lost Lake Trail Parking google parking directions
      Links
      Activities Click to view
      Region Details
      • 5
      • 1
      • 7
      • 2

      Region Status
      Open as of Jun 26, 2025
      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      15
      Trails Mountain Bike
      17
      Trails E-Bike
      3
      Trails Horse
      2
      Trails Hike
      17
      Trails Trail Running
      17
      Total Distance
      42 miles
      Total Descent
      6,882 ft
      Total Vertical
      2,598 ft
      Highest Trailhead
      10,508 ft
      Reports
      397
      Photos
      131
      Ridden Counter
      1,852

      Photos of North Vail Mountain Bike

      28 |
      Aug 5, 2023 @ 1:27pm
      Aug 5, 2023
      29 |
      Aug 5, 2023 @ 1:27pm
      Aug 5, 2023
      31 |
      Aug 5, 2023 @ 1:27pm
      Aug 5, 2023
      36 |
      Oct 22, 2022 @ 11:14am
      Oct 22, 2022
      39 |
      Oct 22, 2022 @ 11:14am
      Oct 22, 2022
      32 |
      Oct 22, 2022 @ 11:14am
      Oct 22, 2022
      38 |
      Oct 22, 2022 @ 11:14am
      Oct 22, 2022
      49 |
      Aug 17, 2022 @ 9:42pm
      Aug 17, 2022

      Videos of North Vail Mountain Bike

      Mountain Biking in Vail
      trail: Lost Lake
      3:16 | 108 | Aug 27, 2020
      youtuber My favorite ride in the Vail valley! | Vail...
      7:33 | 279 | Nov 30, 2021 , Vail
      youtuber Where I ride before the lifts start | Vail,...
      14:52 | 176 | Aug 2, 2021 , Vail
      youtuber Alpine mountain biking away from the bike park...
      14:52 | 259 | Jul 29, 2021 , Vail
      Leaf Peeping On Two Wheels - Son Of Middle...
      6:58 | 338 | Oct 26, 2020 , Vail

      Recent Trail Reports

      Activity Feed

      usernameactiontypetitledate
      Runeriderwishlisttrailactivity #75803719
      Jul 13, 2025 @ 4:28am
      16 hours
      907970wishlisttrailactivity #75734633
      Jul 12, 2025 @ 8:29am
      2 days
      Travisnlanewishlistrouteactivity #74987690
      Jul 1, 2025 @ 4:03pm
      Jul 1, 2025
      brodineaddreportactivity #74642246
      Jun 26, 2025 @ 9:00pm
      Jun 26, 2025
      SchlegelBagelcommentreportactivity #74587831
      Jun 26, 2025 @ 3:07am
      Jun 26, 2025

      Recent Comments

      usernametypetitlecommentdate
      SchlegelBagelreportSon Of Middle Creek (2136)From north trail down
      Jun 26, 2025 @ 3:07am
      Jun 26, 2025
      WeithmobiletrailLost LakeMellow decent from the lake with a few tech...
      Jul 22, 2023 @ 1:17pm
      Jul 22, 2023
      nJRxItrailLost LakeDon’t waste your time on this trail! Really...
      Jun 18, 2023 @ 4:06pm
      Jun 18, 2023
      Garrettf22trailSon Of Middle Creek (2136)Couple of downed trees, otherwise still great.
      Oct 22, 2022 @ 11:15am
      Oct 22, 2022
      breckbretttrailLost LakeCounted 30 downed trees and turned around....
      Jun 2, 2022 @ 11:32am
      Jun 2, 2022

      Nearby Areas

      namedistance
      Vail Mountain 4 18 9 23.7 km
      Eagle-Holy Cross Ranger District5 km
      Minturn Bike Park 3 3 26.2 km
      Vail Pass 2 46.2 km
      West Avon Preserve 2 7 17.7 km

      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike1642 miles6,883 ft16 miles2,598 ft
      #4,718#2,1633940921,735
      E-Bike311 miles525 ft2 miles1,788 ft
      #1,42429161
      Horse22 miles30 ft751 ft646 ft
      1501
      Hike1742 miles6,883 ft16 miles2,598 ft
      #3,855#1,98794393220
      Trail Running1742 miles6,883 ft16 miles2,598 ft
      #3,868#1,98739363
      • By esaeger1TF Pro VVMTA & contributors
      • Admins: VVMTA, VVMTA, VVMTA
      • #25989 - 2,284 views

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