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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • 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
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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      No description for Middlesex County (Northwest) has been added yet! Login or register to submit one.
      Region Details
      • 86
      • 5
      • 242
      • 174
      • 15

      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      567
      Trails Mountain Bike
      535
      Trails E-Bike
      7
      Trails Hike
      577
      Trails Trail Running
      577
      Trails Horse
      32
      Trails Dirtbike/Moto
      1
      Trails Observed Trials
      1
      Trails ATV/ORV/OHV
      1
      Trails Snowmobile
      1
      Trails Snowshoe
      170
      Trails Downhill Ski
      9
      Trails Backcountry Ski
      20
      Trails Nordic Ski
      33
      Total Distance
      238 miles
      Total Descent
      19,474 ft
      Total Vertical
      512 ft
      Highest Trailhead
      598 ft
      Reports
      1,816
      Photos
      197
      Ridden Counter
      40,065

      Popular Middlesex County (Northwest) Trails

      statustitledifficultyrating
      Yellow Trail
      Russell Mill Pond & Town Forest
      Wild Turkey
      Russell Mill Pond & Town Forest
      Pump Track
      Russell Mill Pond & Town Forest
      Upper White
      Russell Mill Pond & Town Forest
      Orange Goose Loop
      Russell Mill Pond & Town Forest
      Yellow Rabbit
      Billerica State Forest
      Lower White
      Russell Mill Pond & Town Forest
      Blue Heron Loop
      Russell Mill Pond & Town Forest
      Purple Martin
      Russell Mill Pond & Town Forest
      Coots Connector
      Russell Mill Pond & Town Forest
      Green Trail
      Russell Mill Pond & Town Forest
      Ducks Drop
      Russell Mill Pond & Town Forest
      Northern Loop
      Billerica State Forest
      Gilson Hill Loop
      Billerica State Forest
      Carbon Force
      Billerica State Forest

      Mountain Bike Routes

      titleratingdistance
      Epic Trail Ride Boston to Northampton: Day 2 - Littleton to Wachusett
      Littleton
      47 miles
      Great Brook Farm Intermediate Loop
      Great Brook Farm State Park
      12 miles
      Great Brook Farm Advanced Loop
      Great Brook Farm State Park
      14 miles
      LDT East
      Lowell
      6 miles
      Groton town forest wide trails
      Groton Town Forest
      5 miles
      Groton Woods 7.6
      Groton Town Forest
      8 miles
      Groton. This place is awesome!! Cept for the swampy parts.
      Wharton Plantation
      12 miles
      Groton- Lionel's Route
      Wharton Plantation
      12 miles
      Great Brook Farm Green Loop +Tophet
      Great Brook Farm State Park
      4 miles
      LDT
      Lowell
      11 miles

      Recent Ridelog Activity in Region

      Today
      • 16 rides
      Yesterday
      • 40 rides
      Past Week
      • 348 rides

      Photos of Middlesex County (Northwest) Mountain Bike

      trail: Blue Loop
      1 |
      Oct 11, 2021 @ 12:45pm
      Oct 11, 2021
      5 |
      Jul 23, 2021 @ 6:53pm
      Jul 23, 2021
      trail: Forest Ridge
      36 |
      May 14, 2021 @ 1:20pm
      May 14, 2021
      trail: Trail
      37 |
      Apr 17, 2021 @ 12:58pm
      Apr 17, 2021
      47 |
      Apr 11, 2021 @ 5:19pm
      Apr 11, 2021
      28 |
      Apr 10, 2021 @ 7:46pm
      Apr 10, 2021
      58 |
      Apr 10, 2021 @ 7:45pm
      Apr 10, 2021
      trail: Trail
      27 |
      Apr 10, 2021 @ 12:58pm
      Apr 10, 2021

      Videos of Middlesex County (Northwest) Mountain Bike

      Jimmy & Red, The wall
      trail: Red
      91 | May 9, 2021
      LDTF Night Ride
      trail: B Town
      0:10 | 94 | Oct 17, 2018
      May 28 a early morning Hot ride
      trail: Chicken
      2:42 | 262 | May 28, 2016
      Green Trail  Thunder Mountain MTB lift park
      11:31 | 190 | Jul 10, 2015
      THIS IS JAMAICA
      trail: Chicken
      5:00 | 30645 | Nov 4, 2014
      Russell Mill Pump Track

      0:44 | 557 | Oct 18, 2014
      Four Days of Highland
      3:53 | 498 | Jun 24, 2014
      First lap on a Bmx Track with my Full Suspension
      trail: BMX Track
      1:03 | 98 | Aug 8, 2013

      Recent Trail Reports

      Activity Feed

      usernameactiontypetitledate
      user #1829242jgryckaddreportTrail Too Far and 1 more
      Oct 21, 2021 @ 9:50am
      1 day
      user #1070266RabbiOfRhythmsupdatetrailCivic Duty
      Oct 20, 2021 @ 12:28pm
      2 days
      user #1070266RabbiOfRhythmsaddreportJethro Trail and 2 more
      Oct 20, 2021 @ 12:26pm
      2 days
      user #1070266RabbiOfRhythmsaddreportJethro Trail and 10 more
      Oct 18, 2021 @ 12:18pm
      Oct 18, 2021
      user #1070266RabbiOfRhythmsupdatetrailHaswell's and 1 more
      Oct 15, 2021 @ 8:34am
      Oct 15, 2021

      Recent Comments

      usernametypetitlecommentdate
      user #1157608bkxctrailGumpus TrailThis whole east side of LDT has some really...
      Oct 5, 2021 @ 8:24am
      Oct 5, 2021
      user #766481SofakingfasttrailB TownThanks for the heads up. The trailhead...
      Oct 4, 2021 @ 6:56am
      Oct 4, 2021
      user #1700879Jtbald21trailB TownThe entrance to this trail doesn't exist on...
      Oct 3, 2021 @ 6:44am
      Oct 3, 2021
      user #1700879Jtbald21trailGrady WilsonThe best of the three downhill jump lines in...
      Oct 3, 2021 @ 5:41am
      Oct 3, 2021
      user #766481SofakingfastreportGreen TrailThanks Neil. I saw it Friday. I will take care...
      Sep 11, 2021 @ 11:46am
      Sep 11, 2021

      Local Badges


      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike535230 miles18,980 ft94 miles512 ft
      1871,8132328,739
      E-Bike78 miles492 ft3 miles177 ft
      1,51375
      Hike577236 miles19,094 ft95 miles512 ft
      31,8103767
      Trail Running577236 miles19,094 ft95 miles512 ft
      1,8102281
      Horse326 miles1,112 ft3 miles404 ft
      33512
      Dirtbike/Moto11 mile98 ft3,766 ft98 ft
      2642
      Observed Trials11 mile98 ft3,766 ft98 ft
      8
      ATV/ORV/OHV11 mile98 ft3,766 ft98 ft
      2642
      Snowmobile14,199 ft69 ft1,227 ft46 ft
      32
      Snowshoe17056 miles5,302 ft22 miles482 ft
      2104169
      Downhill Ski9
      316
      Backcountry Ski202 miles725 ft1 mile233 ft
      225123
      Nordic Ski336 miles978 ft3 miles358 ft
      36860
      • By WillieJacobsz TRAILFORKS NEMBA & contributors
      • Admins: NEMBA, JimBallantyne, brucerioux, pjahnige, PlumbBobM, KeehanMalone, mappermook
      • #34817 - 516 views
      • middlesex county (northwest) activity log | embed map of Middlesex County (Northwest) mountain bike trails | middlesex county (northwest) mountain biking points of interest
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