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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
  • < 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
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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 Cook County has been added yet! Login or register to submit one.
      Activities Click to view
      Region Details
      • 1,583
      • 44
      • 105
      • 29
      • 8
      • 1

      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      2,041
      Trails Mountain Bike
      1,777
      Trails E-Bike
      1,459
      Trails Horse
      146
      Trails Hike
      2,012
      Trails Trail Running
      1,946
      Trails Observed Trials
      1
      Trails Snowshoe
      157
      Trails Downhill Ski
      1
      Trails Backcountry Ski
      6
      Trails Nordic Ski
      716
      Total Distance
      707 miles
      Total Descent
      12,783 ft
      Total Vertical
      320 ft
      Highest Trailhead
      894 ft
      Reports
      11,824
      Photos
      420
      Ridden Counter
      25,459
      Sub Regions

      Popular Cook County Mountain Biking Trails

      statustitledifficultyrating
      3 Ravines (ORANGE)
      Palos Forest Preserve
      Bullwhip (YELLOW)
      Palos Forest Preserve
      Hickory Smoked (YELLOW)
      Palos Forest Preserve
      One Day (ORANGE)
      Palos Forest Preserve
      Gravity Cavity (ORANGE)
      Palos Forest Preserve
      St. James (ORANGE)
      Palos Forest Preserve
      Maple Lake East (YELLOW)
      Palos Forest Preserve
      Stonehouse (BLACK)
      Palos Forest Preserve
      Cemetery Hill Loop (PURPLE)
      Palos Forest Preserve
      Campground Trail (YELLOW / BLUE)
      Palos Forest Preserve
      Grass Hill (GREEN)
      Palos Forest Preserve
      TURF (ORANGE)
      Palos Forest Preserve
      Bull Frog Lake Campground Multitrack
      Palos Forest Preserve
      Dynamite Connector
      Palos Forest Preserve
      Burrito Hill (GREEN)
      Palos Forest Preserve

      Cook County Mountain Bike Routes

      titleratingdistance
      Palos Loop - Clockwise
      Palos Forest Preserve
      15 miles
      Fast Gravel Grinder
      Palos Forest Preserve
      29 miles
      Do it all 15 miler
      Palos Forest Preserve
      15 miles
      Palos with Canal Loop
      Palos Forest Preserve
      15 miles
      Palos Tour
      Palos Forest Preserve
      22 miles
      8 Mile Fast Ride
      Palos Forest Preserve
      8 miles
      Meltdown 2022 Pathetic Attempt CH
      Palos Forest Preserve
      7 miles
      Just Like Old Times
      Palos Forest Preserve
      20 miles
      Palos Outer Loop
      Palos Forest Preserve
      14 miles
      Palos-WSW 20M
      Palos Forest Preserve
      19 miles

      Recent Ride Log Activity in Region

      Today
      • 1 rides
      Yesterday
      • 14 rides
      Past Week
      • 213 rides

      Photos of Cook County Mountain Bike

      7 |
      Dec 1, 2024 @ 1:15pm
      Dec 1, 2024
      trail: Yellow Trail
      6 |
      Nov 25, 2024 @ 8:38am
      Nov 25, 2024
      trail: Yellow Trail
      6 |
      Nov 25, 2024 @ 5:45am
      Nov 25, 2024
      trail: Yellow Trail
      6 |
      Nov 24, 2024 @ 11:59am
      Nov 24, 2024
      trail: Yellow Trail
      7 |
      Nov 24, 2024 @ 11:59am
      Nov 24, 2024
      trail: Yellow Trail
      11 |
      Nov 17, 2024 @ 8:47am
      Nov 17, 2024
      trail: Yellow Trail
      13 |
      Nov 17, 2024 @ 8:35am
      Nov 17, 2024
      27 |
      Oct 7, 2023 @ 5:56am
      Oct 7, 2023

      Videos of Cook County Mountain Bike

      Small green jump line
      32 | Oct 18, 2023
      The Painted Quarry
      trail: XX (RED)
      24 | Sep 18, 2023
      Krampus
      45 | Sep 18, 2023
      Jump Line at Big Marsh
      146 | Jun 13, 2023
      5 ft Vert, 6 ft Hor, both feet off.
      201 | May 28, 2022
      Palos
      | Dec 7, 2020
      Northrock xc27
      3:12 | 39 | Aug 19, 2020
      Okay
      0:20 | | Jul 18, 2020

      Recent Trail Reports

      Activity Feed

      usernameactiontypetitledate
      Paluszkiaddreportactivity #70136069 and 1 more
      Apr 22, 2025 @ 4:30am
      2 hours
      Paluszkiaddreportactivity #69837175 and 14 more
      Apr 17, 2025 @ 6:55pm
      Apr 17, 2025
      robbz27addreportactivity #69818758
      Apr 17, 2025 @ 1:50pm
      Apr 17, 2025
      JeffLynaddreportactivity #69713758 and 4 more
      Apr 15, 2025 @ 5:39pm
      Apr 15, 2025
      Paluszkiaddreportactivity #69673298 and 2 more
      Apr 15, 2025 @ 4:49am
      Apr 15, 2025

      Recent Comments

      usernametypetitlecommentdate
      dariusftrailCampground Trail (YELLOW / BLUE)Locals and old timers still refer to that...
      Jan 17, 2025 @ 6:01am
      Jan 17, 2025
      justhappytobeheretrailCanal Trail (BLUE)Must have eye pro for this trail. It is very...
      Oct 27, 2024 @ 2:50pm
      Oct 27, 2024
      justhappytobeheretrailYellow MultitrackEasy entrance
      Sep 27, 2024 @ 4:22pm
      Sep 27, 2024
      IllanoiseMTBertrailGrass Hill (GREEN)Overgrown
      Sep 14, 2024 @ 8:49pm
      Sep 14, 2024
      tamboriltrailNorth Branch Red Paved TrailThe underpass at I94 can flood. If you are...
      Aug 2, 2024 @ 4:54pm
      Aug 2, 2024

      Local Badges


      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike1,771636 miles11,499 ft152 miles318 ft
      42311,9852070,026
      E-Bike1,459474 miles6,332 ft101 miles318 ft
      1,8871780
      Horse14695 miles3,045 ft30 miles253 ft
      85818
      Hike2,011683 miles12,418 ft160 miles318 ft
      711,96031,575
      Trail Running1,946667 miles12,031 ft157 miles318 ft
      11,95933,214
      Observed Trials11,309 ft203 ft3 ft
      4196
      Snowshoe15766 miles2,405 ft19 miles164 ft
      44028
      Downhill Ski11,266 ft7 ft472 ft7 ft
      315
      Backcountry Ski63 miles226 ft1 mile95 ft
      4126
      Nordic Ski716317 miles7,392 ft85 miles305 ft
      23482
      • By WillieJacobszTF Pro Trailforks & contributors
      • Admins: PlumbBobM, CAMBR, FPDCC
      • #54920 - 1,612 views

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