more stats
1,552 ft
Distance
82 ft
Climb
-81 ft
Descent
00:06:22
Avg time
-1 ft
Altitude change
6,692 ft
Altitude min
6,776 ft
Altitude max
6,693 ft
Altitude start
6,693 ft
Altitude end
-0.1%
Grade
-16.3%
Grade max
23.9%
Grade min
614 ft
Distance climb
889 ft
Distance down
46 ft
Distance flat
00:06:22
Avg time

Upper Ridge Details

  • Activities
    • Mountain Bike
    • Hike
    • Trail Running
  • Riding Area
    Lefthand OHV
    Boulder, Colorado
  • Ref Number
    843.1B
  • AKA
    Lefthand Trail
  • Difficulty Rating
  • Local Popularity
    75 in Mountain Biking [+]
    • 25 in Trail Running
    • 50 in Hiking
  • Global Ranking
    #6741 in Mountain Biking [+]
    • #159424 in Trail Running
    • #147286 in Hiking
  • State Ranking
    #97 in Mountain Biking · Colorado [+]
    • #4,940 in Trail Running
    • #4,429 in Hiking
  • Trail Type
    Singletrack
  • Dogs Allowed
    Yes
  • eBike Allowed
  • Land Owner
    USFS - Boulder Ranger District

A fun route that follows a ridgeline to get from 5 points to Deadass, Skinny Pete, and 47 Degrees.

Tags
RidgelineSkinnies

Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 1 rides
  • 7 miles average
6 Months
  • 64 rides
  • 8 miles avg distance
All
  • 469 rides
  • Last: Oct 31, 2026
c1c2c3c4
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Status:
on May 13, 2026
Ideal
Avg: 4.32 (3 votes)
Your vote: 0

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      Directions to upper-ridge-474367 trailhead (40.113290, -105.338410)

      Photos

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      Videos

      1 more »
      Upper Ridge - Lefthand OHV - Boulder - Colorado
      mtb
      0:49 | 102 | Apr 2, 2024 , Boulder

      Routes with this trail

      8 miles • 2,079 ft • 14 • Loop •
      Welcome to the land of steep fire road climbs and rowdy, loose, sketchy singletrack descents. As the name...
      5.0 ★★★★★
      3 Ratings
      5 ★ 100%
      4 ★
      3 ★
      2 ★
      1 ★

      1 Review & Comments

      Jrhockney
      Did you just got to five points and realize you don't have time to go up the grind or firemans hill and you want a fun way to get to deadass? This is a much more fun way of getting there than the ridgeline connector. Its mostly a straight blue black level trail that begins with a short but mildly difficult climb and has several rocky mildly steep rolls and can be ridden with alot of speed to the lower ridge part...which is split up on the map for some reason.

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      • By WendyBMATF Pro BMA & contributors
      • #474367 - 853 views

      Frequently Asked Questions

      ▼ Where is Upper Ridge located?
      Upper Ridge is located in Lefthand OHV, Boulder, Colorado, United States. It is part of the Lefthand OHV trail network. The trailhead is located at coordinates 40.11329, -105.33841.
      ▼ How hard is Upper Ridge?
      Upper Ridge is rated as Black Diamond difficulty. The average grade is 0.1%.
      ▼ What is the elevation gain for Upper Ridge?
      Upper Ridge has 82 ft of elevation gain. The trail has 81 ft of elevation descent. The elevation ranges from 6,692 ft to 6,776 ft.
      ▼ How long is Upper Ridge?
      Upper Ridge is 1,552 ft long. The trail type is singletrack.
      ▼ Are dogs allowed on Upper Ridge?
      Yes, dogs are allowed on Upper Ridge. Please keep dogs on a leash where required and clean up after them.
      ▼ How do I access Upper Ridge? Where is the closest parking trailhead?
      The closest parking and trailhead locations to Upper Ridge are: View all parking locations in the area.
      ▼ How long does it take to ride Upper Ridge?
      Based on recorded activities, it takes an average of 6 minutes to ride Upper Ridge. The trail is 1,552 ft long. Actual times will vary based on fitness level, conditions, and pace. View recent activity logs for more details.
      ▼ How busy is Upper Ridge?
      Upper Ridge is a very popular trail. There have been 4,049 recorded activities on this trail. The trail has received 4,960 check-ins. View recent activity on this trail.

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