more stats
3,514 ft
Distance
234 ft
Climb
-10 ft
Descent
4,867 ft
High Point
225 ft
Altitude change
4,633 ft
Altitude min
4,633 ft
Altitude start
4,859 ft
Altitude end
6.4%
Grade
-5.6%
Grade max
18.7%
Grade min
2,877 ft
Distance climb
374 ft
Distance down
262 ft
Distance flat

Desillo Details

  • Activities
    • Mountain Bike
    • Gravel Bike
    • Adaptive Bike
    • Winter Fat Bike
    • Hike
    • Trail Running
  • Riding Area
    Old Quarry
    Newcastle, Wyoming
  • Difficulty Rating
    Blue Rate
  • Local Popularity
    70 in Mountain Biking [+]
    • 5 in Trail Running
    • 90 in Hiking
    • 5 in Winter Fat Biking
    • 5 in Adaptive Biking
    • 5 in Gravel Biking
  • Trail Exposure
    Normal
  • Trail Type
    Singletrack
  • Bike Type
    AM, XC, Fat, Adaptive MTB, Gravel
  • Direction
    Both Directions[+]
    • Both Directions for Trail Running
    • Both Directions for Hiking
    • Both Directions for Adaptive Biking
  • Climb Difficulty
    Blue
  • Physical Rating
    Moderate
  • Trail Visibility
    Always easy to follow
  • Season
    Jan-Dec
  • Family Friendly
    Yes
  • Dogs Allowed
    Yes
  • Ride in Rain
    Yes
  • Lighting
    No
  • Land Owner
    Bureau of Land Management

This silly old trail can be a fun downhill romp or a moderate climbing trail. Cut to a minimum width of 40 inches. Trail runs along the top of the rock wall, but exposure is minimal. SUrface is native material. It ranges from gravelly dirt to bedrock. Grade is 11-15% at its steepest. Most is 6% or less.

Adaptive Bike Info
aMTB Blue Rating: Intermediate features and steeper terrain.

Watch for rocks, Events can move unexpected rocks onto the trail surface. Most of the tail has room to go around.

Trail Supporters
  • past supporters

Local Trail Association
Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 0 rides
  •  
6 Months
  • 5 rides
  • 4 miles avg distance
All
  • 6 rides
  • Last: Sep 17, 2026
update trails status or condition

Desillo Trail Reports

statusdatedescription
Jan 3, 2026 @ 2:20pm (America/North_Dakota/New_Salem)
Jan 3, 2026
 reporter Clear and good
Jan 3, 2026 @ 2:20pm (America/North_Dakota/New_Salem)
Jan 3, 2026
 reporter Clear and good
more »
Status:
on Jan 3, 2026
Ideal
no votes yet
Your vote: 0

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      Directions to desillo trailhead (43.804960, -104.079130)
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      Nearby Trails

      Old Quarry

      Frequently Asked Questions

      ▼ Where is Desillo located?
      Desillo is located in Old Quarry, Newcastle, Wyoming, United States. It is part of the Old Quarry trail network. The trailhead is located at coordinates 43.80496, -104.07913.
      ▼ How hard is Desillo?
      Desillo is rated as Blue difficulty. The physical rating is Moderate. The average grade is 6.4%. The climb difficulty is rated Blue.
      ▼ What is the elevation gain for Desillo?
      Desillo has 234 ft of elevation gain. The trail has 10 ft of elevation descent. The elevation ranges from 4,633 ft to 4,867 ft.
      ▼ Is Desillo a point to point trail?
      Desillo is not a point to point trail. The direction is Both Directions. The trail type is singletrack.
      ▼ How long is Desillo?
      Desillo is 3,514 ft long. The trail type is singletrack.
      ▼ Are dogs allowed on Desillo?
      Yes, dogs are allowed on Desillo. Please keep dogs on a leash where required and clean up after them.
      ▼ When is the best time of year to ride Desillo?
      Desillo is best visited during: Jan-Dec.
      ▼ How do I access Desillo? Where is the closest parking trailhead?
      The closest parking and trailhead locations to Desillo are: View all parking locations in the area.
      ▼ How busy is Desillo?
      Desillo is a very popular trail. There have been 9 recorded activities on this trail. The trail has received 9 check-ins. View recent activity on this trail.

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