more stats
11.2 miles
Distance
2,010 ft
Climb
-1,837 ft
Descent
01:18:32
Avg time
174 ft
Altitude change
4,264 ft
Altitude min
4,809 ft
Altitude max
4,269 ft
Altitude start
4,442 ft
Altitude end
0.293%
Grade
-25.935%
Grade max
39.103%
Grade min
5 miles
Distance climb
5 miles
Distance down
4,442 ft
Distance flat
01:18:32
Avg time

Loop 15 Details

  • Activities
    • Mountain Bike
    • Winter Fat Bike
    • Hike
    • Trail Running
  • Riding Area
    Victoria Lake
    Rapid City, South Dakota
  • Difficulty Rating
    Black Diamond Rate
  • Local Popularity
    45 in Mountain Biking [+]
    • 5 in Trail Running
    • 5 in Hiking
    • 5 in Winter Fat Biking
  • Global Ranking
    #105602 in Mountain Biking [+]
    • #336003 in Trail Running
    • #343367 in Hiking
    • #6154 in Winter Fat Biking
  • State Ranking
    #184 in Mountain Biking · South Dakota [+]
    • #537 in Trail Running
    • #567 in Hiking
    • #20 in Winter Fat Biking
  • Trail Type
    Singletrack
  • Bike Type
    AM, XC, Fat
  • Direction
    Both Directions
    Popular Direction Shown
  • Climb Difficulty
    Black Diamond
  • Physical Rating
    Hard
  • Season
    Year Round
  • Dogs Allowed
    Yes
  • eBike Allowed
    No
  • TTFs on Trail
    Rock Garden
  • Land Owner
    US Forest Service

Loop 15 is a classic outing featuring mainly rocky winding single track trail plus a one mile shared use ATV two track climb. This loop is not for the faint of heart. Most folks will travel counter-clockwise on this loop. Expect steep rocky climbs and descents.

Access Info

This loop can be started by parking at either the intersection of Sheridan Lake and Victoria Lake roads or at the Reder Ranch parking area.

This trail is unsanctioned.

Tags
Rock gardens

Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 1 rides
  • 17 miles average
6 Months
  • 9 rides
  • 23 miles avg distance
All
  • 45 rides
  • Last: Nov 6, 2026
c1c2c3c4
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update trails status or condition

Loop 15 Trail Reports

statusdatedescription
Jun 18, 2026 @ 4:34am (America/Denver)
Jun 18, 2026
Good to go
Jun 17, 2025 @ 10:57am
Jun 17, 2025
 Overgrown vegetation
May 2, 2021 @ 2:00pm
May 2, 2021
Jul 18, 2020 @ 6:31am
Jul 18, 2020
May 26, 2020 @ 7:57pm
May 26, 2020
 No trees down, a ton of fun
more »
Status:
on Jun 18, 2026
Avg: 4.09 (4 votes)
Your vote: 0

view (229)
close
      Directions to loop-15 trailhead (44.020490, -103.374160)
      View on Discover Map

      Photos

      3 more »
      report
      mtb
      150 |
      May 2, 2021 @ 2:00pm
      May 2, 2021
      report
      mtb
      126 |
      May 2, 2021 @ 2:00pm
      May 2, 2021
      report
      mtb
      142 |
      May 2, 2021 @ 2:00pm
      May 2, 2021

      Videos

      2 more »
      Victoria Lake - Rapid City, SD | August 2018
      mtb
      22:08 | 1433 | Sep 17, 2018 , Rapid City
      Victoria Lake Mash-up
      mtb
      3:04 | 251 | Sep 15, 2018 , Rapid City
      4.3 ★★★★★
      4 Ratings
      5 ★ 50%
      4 ★ 25%
      3 ★ 25%
      2 ★
      1 ★

      2 Reviews & Comments

      Suspencer14
      Epic long trail. Fun, fast downhill single-track with some nice black Hills rocky features intermixed throughout. The 1 mile climb is on a atv trail so it's much easier.

      No downed trees and pretty well marked.

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      Nearby Trails

      Victoria Lake

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      Frequently Asked Questions

      ▼ Where is Loop 15 located?
      Loop 15 is located in Victoria Lake, Rapid City, South Dakota, United States. It is part of the Victoria Lake trail network. The trailhead is located at coordinates 44.02049, -103.37416.
      ▼ How hard is Loop 15?
      Loop 15 is rated as Black Diamond difficulty. The physical rating is Hard. The average grade is 0.293%. The climb difficulty is rated Black Diamond.
      ▼ What is the elevation gain for Loop 15?
      Loop 15 has 2,010 ft of elevation gain. The trail has 1,837 ft of elevation descent. The elevation ranges from 4,264 ft to 4,809 ft.
      ▼ Is Loop 15 a point to point trail?
      Loop 15 is not a point to point trail. The direction is Both Directions. The trail type is singletrack.
      ▼ How long is Loop 15?
      Loop 15 is 11.2 miles long. The trail type is singletrack.
      ▼ Are dogs allowed on Loop 15?
      Yes, dogs are allowed on Loop 15. Please keep dogs on a leash where required and clean up after them.
      ▼ When is the best time of year to ride Loop 15?
      Based on activity log data, the most popular months to ride Loop 15 are:
      • October (4 activities)
      • June (3 activities)
      • July (3 activities)
      Check the reports page for current trail conditions.
      ▼ How do I access Loop 15? Where is the closest parking trailhead?
      The closest parking and trailhead locations to Loop 15 are: View all parking locations in the area.
      ▼ How long does it take to ride Loop 15?
      Based on recorded activities, it takes an average of 1 hour 19 minutes to ride Loop 15. The trail is 11.2 miles long. Actual times will vary based on fitness level, conditions, and pace. View recent activity logs for more details.
      ▼ How busy is Loop 15?
      Loop 15 is a moderately popular trail. There have been 233 recorded activities on this trail. The trail has received 229 check-ins. View recent activity on this trail.

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