1,247 ft
Distance
123 ft
Climb
00:03:05
Avg time

Four Dumps Details

  • Activities
    • Mountain Bike
    • E-Bike
  • Riding Area
    Los Peñasquitos Canyon
    San Diego, California
  • Difficulty Rating
    Secondary Access Road/Trail rate
  • Trail Type
    Singletrack
  • Bike Type
    Gravel, Adaptive MTB
  • Direction
    Both Directions
    Popular direction shown
  • Climb Difficulty
    Blue
  • Physical Rating
    Hard
  • Dogs Allowed
    Yes
  • eBike Allowed
    Yes up to Class 1
  • Local Popularity
    50 in Mountain Biking [+]
    • 55 in E-Biking
  • Land Owner
    City of San Diego

No description for Four Dumps trail has been added yet!

Four Dumps is a 1,247 ft moderately popular singletrack trail located near San Diego California. This mountain bike primary trail can be used both directions and has a hard overall physical rating with a 123 ft blue climb. On average it takes 3 minutes to complete this trail.

Local Trail Association
Traditionally Indigenous Territory
More Stats for Four Dumps mountain bike trail trail
  • Altitude change
    123 ft
  • Altitude min
    197 ft
  • Altitude max
    320 ft
  • Altitude start
    197 ft
  • Altitude end
    318 ft
  • Grade
    9.8%
  • Grade max
    0.5%
  • Grade min
    26.6%
  • Distance climb
    1,184 ft
  • Distance flat
    62 ft
  • Avg time
    00:03:05
  • Avg reverse time
    00:01:00
  • view trail stats
Status:
on Dec 31, 2020
Dry
Avg: 3.99 (2 votes)
Your vote: 0

view (1,212)
close
  • BasemapMap 
    • Pro
    • Pro
    • Pro
    • Pro
    • Pro
    • Pro
    • Pro
    • Pro
3D
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
ATV/ORV/OHV Filter
Max Vehicle Width
inches
US Cell Coverage
Legend
cell carrier legend

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.
disable
Only show trails with NO bikes.
enable

Save the current map location and zoom level as your default home location whenever this page is loaded.

Save
      Directions to four-dumps trailhead (32.933920, -117.222610)
      update trails status or condition

      Four Dumps Trail Reports

      statusdatedescription
      Dec 31, 2020 @ 11:05pm
      Dec 31, 2020
      Dec 14, 2020 @ 10:14am
      Dec 14, 2020
      Nov 14, 2020 @ 6:19pm
      Nov 14, 2020
      view all reports »

      Recent Ridelog Activity on Trail

      Past Week
      • 0 rides
      •  
      6 Months
      • 13 rides
      • 15 miles avg distance
      All
      • 104 rides
      • Last: Jun 21, 2025

      Photos

      more »
      42 |
      Jun 19, 2021 @ 2:23pm
      Jun 19, 2021

      1 Review & Comments


      We hope you've been enjoying Trailforks!

      Create a FREE account to view trail comments and much more.

      Create a Free Account

      Videos

      more »
      Four Dumps - Carmel Mountain, San Diego
      5:54 | 105 | Jan 17, 2021 , San Diego

      Nearby Trails

      Los Peñasquitos Canyon

      • By budgetmtb & contributors
      • #288215 - 413 views

      You must enter a description before submitting.