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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 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%
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
ContributeDetails
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

LEGEND
Trail Difficulties
  • Access Road/Trail
  • White
  • Green
  • Blue
  • Black
  • Double Black Diamond

Trail Report Status
  • Clear / Green
  • Minor Issue / Yellow
  • Significant Issue / Amber
  • Closed

  • Land Owner Overlay
  • Wilderness (typically no bikes in USA)
  • BLM (public)
  • USFS (Wildlife sanctuaries darker than usfs)
  • State land
  • Indigenous
  • Military
Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Ideal
  • Dry
  • Very Dry
  • Map Markers
  • trail Trail Head
  • photo Photo
  • place Directory Listing
  • region Riding Area
  • TTF TTF
  • Parking Parking
  • Viewpoint Viewpoint
  • Information Information
  • Warning Warning
  • Directions Directions
  • Sight Sight
  • Restrooms Restrooms
  • eBike Charging Point eBike Charging Point
  • Water Fountain/Source Water Fountain/Source
  • Gate Gate
  • Trail Sign Trail Sign
  • Table or Bench Table or Bench
  • Ladder Ladder
  • Stairs Stairs
  • Bridge Bridge
  • Camping Camping
  • Cabin Cabin
  • Lodge Lodge
  • Bear Cache Bear Cache
  • Dock Dock
  • Ranger Station Ranger Station
  • Summit Summit
  • Other Other
      No description for Alameda County has been added yet! Login or register to submit one.
      Region Details
      • 45
      • 26
      • 74
      • 66
      • 10
      • 1

      Region Status
      Open as of 21 hours
      Local Trail Association

      Stats

      Avg Trail Rating
      Trails (view details)
      254
      Trails Mountain Bike
      228
      Trails E-Bike
      6
      Trails Hike
      267
      Trails Trail Running
      267
      Trails Horse
      57
      Total Distance
      291 miles
      Total Descent
      52,207 ft
      Total Vertical
      2,531 ft
      Highest Trailhead
      2,535 ft
      Reports
      1,356
      Photos
      277
      Ridden Counter
      24,773

      Popular Alameda County Mountain Biking Trails

      statustitledifficultyrating
      Cinderella
      Joaquin Miller Park
      Palos Colorados
      Joaquin Miller Park
      Upper Palos Colorados
      Joaquin Miller Park
      Sequoia-Bayview Trail
      Joaquin Miller Park
      Big Trees (outer)
      Joaquin Miller Park
      Orchard Trail
      Joaquin Miller Park
      Chaparral
      Joaquin Miller Park
      Connector
      Joaquin Miller Park
      Big Trees (inner)
      Joaquin Miller Park
      Horse Arena
      Joaquin Miller Park
      Bishop's Walk
      Joaquin Miller Park
      Harold Ireland
      Joaquin Miller Park
      Sinawik
      Joaquin Miller Park
      Sunset Loop
      Joaquin Miller Park
      Connector
      Joaquin Miller Park

      Alameda County Mountain Bike Routes

      titleratingdistance
      2018 East Bay Dirt Classic Short Course
      Redwood Regional Park
      24 miles
      East Ridge / West Ridge Loop
      Joaquin Miller Park
      8 miles
      Pleasanton Ridge - Foothill Entrance
      Pleasanton Ridge
      8 miles
      Briones Park Loop
      Orinda
      27 miles
      Joaquin Miller Park Big Trees and Cinderella loop
      Joaquin Miller Park
      8 miles
      Pleasanton ridgeJM
      Pleasanton Ridge
      7 miles
      Fire Road Downhill?
      El Cerrito
      11 miles
      sequoia, castle, sunset loop
      Redwood Regional Park
      4 miles
      One Way To Ride A Big Chabot Loop
      Castro Valley
      28 miles
      Lake Chabot Quick Loop from Golf Course Parking
      Castro Valley
      7 miles

      Recent Ridelog Activity in Region

      Today
      • 23 rides
      • 14 miles avg distance
      Yesterday
      • 71 rides
      • 14 miles avg distance
      Past Week
      • 513 rides
      • 15 miles avg distance

      Photos of Alameda County Mountain Bike

      trail: Chaparral
      136 |
      Apr 17, 2019 @ 11:26pm
      Apr 17, 2019
      32 |
      Apr 17, 2019 @ 11:24pm
      Apr 17, 2019
      20 |
      Apr 17, 2019 @ 11:23pm
      Apr 17, 2019
      trail: Chaparral
      552 |
      Jul 3, 2015 @ 10:04am
      Jul 3, 2015

      Videos of Alameda County Mountain Bike

      Friday fails
      0:13 | 233 | Feb 29, 2020
      Jackson Grade going downhill
      1:29 | 57 | Oct 23, 2019
      Live Oak Trail from Marciel Rd Trailhead
      trail: Live Oak
      8:34 | 71 | Oct 23, 2019
      Chaparral DH JMP Gravel Bike : Self Shot Not...
      trail: Chaparral
      1:57 | 103 | Jun 19, 2019

      Current Trail Warnings

      statustraildateconditionuserinfo
      Havey Canyon Trail
      Tilden and Wildcat Canyon
      Aug 12, 2020 @ 2:21pm
      1 days
      DryBlairWitch1closed till 8/20
      Panorama Offshoot
      Mission Peak
      Aug 5, 2020 @ 7:16pm
      Aug 5, 2020
      DryEvanIsCoolOriginal train overgrown

      Recent Trail Reports

      Activity Feed

      usernameactiontypetitledate
      user #274854gabe925riddentrailCinderella
      Aug 13, 2020 @ 2:54pm
      2 hours
      user #2153267kevinhoang23riddentrailBig Trees (inner) and 2 more
      Aug 12, 2020 @ 10:19pm
      18 hours
      user #2313418Robinhood75addreportEast Ridge Trail
      Aug 12, 2020 @ 7:45pm
      21 hours
      user #1866691BlairWitch1addreportHavey Canyon Trail
      Aug 12, 2020 @ 2:21pm
      1 days
      user #1866691BlairWitch1riddentrailBonitas Gate Trail
      Aug 12, 2020 @ 2:05pm
      1 days

      Recent Comments

      usernametypetitlecommentdate
      user #1866691BlairWitch1trailSinawiksuper fast and fun
      Aug 11, 2020 @ 5:42pm
      2 days
      user #1866691BlairWitch1reportHavey Canyon Trailvery fun.
      Aug 10, 2020 @ 3:23pm
      Aug 10, 2020
      user #2137218CoachAscaniotrailWildcat Gorge TrailStunning trail.
      Aug 9, 2020 @ 12:19pm
      Aug 9, 2020
      user #2137218CoachAscaniotrailHavey Canyon TrailBeautiful wide forrested singletrack
      Aug 9, 2020 @ 12:17pm
      Aug 9, 2020
      user #2148579iamvyvutrailDear CanyonNot sure why this is listed as single-track,...
      Aug 3, 2020 @ 11:50pm
      Aug 3, 2020

      Local Badges

      • By brenthillier NSMBA TRAILFORKS Plus & contributors
      • Admins: CAMTB, ericfoltz, jpmcghee, brianpetry, sanfret
      • #7921 - 2,443 views
      • alameda county activity log | embed map of Alameda County mountain bike trails | alameda county mountain biking points of interest
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