more stats
761 ft
Distance
-142 ft
Descent
00:06:01
Avg time
-142 ft
Altitude change
1,561 ft
Altitude min
1,703 ft
Altitude max
1,703 ft
Altitude start
1,562 ft
Altitude end
-18.6%
Grade
-32.8%
Grade max
-3.4%
Grade min
761 ft
Distance down
00:06:01
Avg time

Antithesis Details

  • Activities
    • Mountain Bike
    • E-Bike
  • Riding Area
    Diamond Head
    Squamish, British Columbia
  • Difficulty Rating
    Double Black Diamond Rate
  • Voted Difficulty
    Black Diamond (1 vote)
  • Local Popularity
    80 in Mountain Biking [+]
    • 60 in E-Biking
  • Global Ranking
    #40455 in Mountain Biking [+]
    • #62797 in E-Biking
  • Trail Type
    Singletrack
  • Bike Type
    DH, AM
  • Direction
    Downhill Only
  • Dogs Allowed
    Yes
  • eBike Allowed
    Yes up to Class 1
  • TTFs on Trail
    Jump, Gap Jump

Some jumps, some steeps, some drops. At the end, hike up and hit the jumps at the bottom of Cortes Planks and link to Homebrew for a sweet line

Local Trail Association
Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 5 rides
  • 6 miles average
6 Months
  • 62 rides
  • 17 miles avg distance
All
  • 616 rides
  • Last: Jun 13, 2026
c1c2c3c4
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update trails status or condition

Antithesis Trail Reports

statusdatedescription
Jun 8, 2026 @ 4:33pm (America/Vancouver)
Jun 8, 2026
 reporter
Feb 3, 2026 @ 1:46pm (America/Vancouver)
Feb 3, 2026
 reporter
Nov 22, 2025 @ 4:21pm (America/Vancouver)
Nov 22, 2025
 Built up the turn into the step down, did a bunch of drainage work as well.
Nov 11, 2025 @ 1:18pm (America/Vancouver)
Nov 11, 2025
New exit that connects into nightshift, also some fresh dirt work on the set up for step down, enjoy.
Oct 19, 2025 @ 2:31pm (America/Vancouver)
Oct 19, 2025
 reporter
more »
Status:
on Jun 8, 2026
Ideal
Avg: 4.27 (23 votes)
Your vote: 0

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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)
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The intended direction a trail should be ridden.
  • Downhill Only
  • Downhill Primary
  • Both Directions
  • Uphill Primary
  • Uphill Only
  • One Direction
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  • Videos
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Jump Magnitude Heatmap
Heatmap of where riders jump on trails. Zoom in to see individual jumps, click circles to view jump details.
BC Backroad Status

Service Road Atlas is a free to use, community-driven service for viewing and creating reports on the numerous back-country service roads around B.C. and Alberta.

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Slope Aspect
Direction the slope faces
Flat N NE E SE S SW W NW
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        Directions to antithesis trailhead (49.746560, -123.074150)

        Photos

        19 more »
        756 |
        Jun 20, 2015 @ 9:05pm
        Jun 20, 2015
        135 |
        May 8, 2023 @ 9:05pm
        May 8, 2023
        270 |
        Jan 21, 2022 @ 9:24am
        Jan 21, 2022
        233 |
        Jan 21, 2022 @ 9:26am
        Jan 21, 2022

        Videos

        4 more »
        Antithesis Squamish
        0:54 | 1218 | Oct 2, 2019 , Squamish
        Squamish riding, by some amazing dudes from...
        3:13 | 592 | May 10, 2016 , Squamish
        Antithesis
        0:38 | 577 | Nov 1, 2015 , Squamish
        Squamish - Antithesis (double black)
        0:14 | 1287 | May 23, 2014 , Squamish

        Routes with this trail

        853
        Full Course: 2026 OneUp Squamish Enduro
        ★ 1.0 • 37 miles • 6,933 ft • 35 • Loop •
        There is a shuttle from Half Nelson lot to Garibaldi chain-up lot, courtesy of Shred Shuttle. As a result,...
        473
        Possible how not to ride all day course
        ★ 5.0 • 39 miles • 7,470 ft • 24 •
        A Test Course for how not to ride all day
        446
        Diamond Head Alumni Ride
        19 miles • 4,084 ft • 20 •
        Proposed ride for Diamond head area for Quest alumni group ride. The ride can be shortened if necessary or...

        2 Reviews & Comments


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        Frequently Asked Questions About Antithesis

        ▼ Where is Antithesis located?
        Antithesis is located in Diamond Head, Squamish, British Columbia, Canada. It is part of the Diamond Head trail network. The trailhead is located at coordinates 49.74656, -123.07415.
        ▼ How hard is Antithesis?
        Antithesis is rated as Double Black Diamond difficulty. The average grade is 18.6%.
        ▼ What is the elevation gain for Antithesis?
        The trail has 43 m of elevation descent. The elevation ranges from 476 m to 519 m.
        ▼ Is Antithesis a point to point trail?
        Yes, Antithesis is a point to point trail. The direction is Downhill Only. The trail type is singletrack.

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