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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
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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
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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      Trails within the City of Portland provide urban and forested mountain bike riding. 70+ miles of trails to explore
      Activities Click to view
      Region Details
      • 45
      • 24
      • 74
      • 64
      • 5

      Region Status
      Open as of Aug 15, 2020
      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      212
      Trails Mountain Bike
      212
      Trails E-Bike
      8
      Trails Hike
      206
      Trails Trail Running
      205
      Trails Snowshoe
      113
      Trails Nordic Ski
      90
      Total Distance
      68 miles
      Total Descent
      4,387 ft
      Total Vertical
      246 ft
      Highest Trailhead
      247 ft
      Reports
      505
      Photos
      88
      Ridden Counter
      17,275
      Sub Regions

      Photos of Portland Mountain Bike

      36 |
      Apr 21, 2021 @ 9:46am
      Apr 21, 2021
      trail: Rock Loop
      58 |
      Dec 26, 2020 @ 7:24am
      Dec 26, 2020
      trail: Ray Connector
      26 |
      Oct 25, 2020 @ 3:08pm
      Oct 25, 2020
      26 |
      May 11, 2020 @ 3:48pm
      May 11, 2020
      21 |
      May 3, 2020 @ 6:12am
      May 3, 2020
      40 |
      May 3, 2020 @ 6:07am
      May 3, 2020
      31 |
      May 3, 2020 @ 6:03am
      May 3, 2020
      43 |
      Apr 28, 2020 @ 7:54pm
      Apr 28, 2020

      Videos of Portland Mountain Bike

      River Marsh Run
      1:52 | 41 | May 13, 2017

      Recent Trail Reports

      statustraildateconditioninfouser
      Rowe Ave Parking
      Jan 11, 2023 @ 7:50am
      Jan 11, 2023
      Freeze/thaw CycleFrozen, mostly clear, good for walking...mgrohman
      NEMBA Trail
      Jan 10, 2023 @ 11:50pm
      Jan 10, 2023
      Freeze/thaw CycleFun little section with ups and downs....mgrohman
      Fore River Power Lines
      Jan 10, 2023 @ 11:50pm
      Jan 10, 2023
      Freeze/thaw CycleFrozen, good for walking and fat biking,...mgrohman
      Technology Park Trail
      Jan 10, 2023 @ 11:50pm
      Jan 10, 2023
      Freeze/thaw Cyclemgrohman
      Fore River Red
      Jan 10, 2023 @ 11:50pm
      Jan 10, 2023
      Freeze/thaw Cyclemgrohman
      Jewel Falls
      Jan 10, 2023 @ 11:50pm
      Jan 10, 2023
      Freeze/thaw CycleFrozen, some surface ice that even my...mgrohman
      Middle Loop
      Dec 9, 2022 @ 11:24am
      Dec 9, 2022
      WetDefinitely muddy on the eastern section,...mgrohman
      Presumpscot Falls
      Dec 9, 2022 @ 3:24am
      Dec 9, 2022
      VariableSurprisingly good, everything fine to ride.mgrohman
      Presumpscot River DH
      Dec 9, 2022 @ 3:24am
      Dec 9, 2022
      VariableSome mud but not badmgrohman
      Oat Nuts Park
      Dec 9, 2022 @ 3:24am
      Dec 9, 2022
      VariableFun section. Quite dry for the time of yearmgrohman

      Activity Feed

      usernameactiontypetitledate
      user #3221787SamWaterhouselikedirectoryCycle Mania
      Feb 3, 2023 @ 9:18am
      Feb 3, 2023
      user #2517919mgrohmanaddreportRowe Ave Parking and 5 more
      Jan 12, 2023 @ 4:46am
      Jan 12, 2023
      user #2517919mgrohmanaddreportOat Nuts Park
      Dec 9, 2022 @ 1:17pm
      Dec 9, 2022
      user #2517919mgrohmanaddreportMiddle Loop and 2 more
      Dec 9, 2022 @ 1:17pm
      Dec 9, 2022
      user #2040050pdrinanaddreportStroudwater Trail (Blueberry Rd to Stroudwater)
      Nov 12, 2022 @ 2:54pm
      Nov 12, 2022

      Recent Comments

      usernametypetitlecommentdate
      user #2011464rodeonexistrailPleasant HillDefinitely a bogus “closure.” Seems like a...
      Oct 4, 2022 @ 5:25pm
      Oct 4, 2022
      user #3047764AvciampireportOat Nuts ParkThe fee Egbert. I r vc. R. Mc.
      Jun 19, 2022 @ 9:38am
      Jun 19, 2022
      user #978174rhino4presidenttrailPleasant HillTrail is still closed at the end closest to...
      Jun 8, 2022 @ 6:27pm
      Jun 8, 2022
      user #1918109LewknukemtrailWarren Ave Rail TrailPoor condition trail and a few homeless...
      Jun 5, 2022 @ 4:05pm
      Jun 5, 2022
      user #1918109LewknukemtrailEvergreen Rail Connector ABarely usable trail, no mowing and high grass...
      Jun 5, 2022 @ 4:04pm
      Jun 5, 2022

      Local Badges


      Activity Type Stats

      activitytypetrailsdistancedescentdescent distancetotal verticalratingglobal rankstate rankphotosreportsroutesridelogs
      Mountain Bike21268 miles4,386 ft24 miles246 ft
      #432#22275503412,216
      E-Bike86 miles56 ft4,846 ft112 ft
      #3,080#49240858
      Hike20663 miles4,252 ft23 miles246 ft
      #316#1875032174
      Trail Running20563 miles4,196 ft22 miles246 ft
      #319#188750322,438
      Snowshoe11332 miles1,680 ft10 miles177 ft
      #27#167446
      Nordic Ski9024 miles1,240 ft7 miles177 ft
      #16#1374264
      • By msandora & contributors
      • Admins: NEMBA, NEMBAEXEC, GP NEMBA, GP NEMBA
      • #13466 - 10,173 views

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