more stats
525 ft
Distance
123 ft
Climb
00:00:45
Avg time
123 ft
Altitude change
1,822 ft
Altitude min
1,945 ft
Altitude max
1,822 ft
Altitude start
1,946 ft
Altitude end
23.5%
Grade
11.7%
Grade max
50.8%
Grade min
525 ft
Distance climb
00:00:45
Avg time

UpperDown Details

  • Activities
    • Mountain Bike
    • E-Bike
    • Gravel Bike
    • Winter Fat Bike
    • Horse
    • Hike
    • Trail Running
    • Dirtbike/Moto
    • ATV/ORV/OHV
  • Riding Area
    Marr Ranch Open Space
    Simi Valley, California
  • Difficulty Rating
    Blue Rate
  • Local Popularity
    75 in Mountain Biking [+]
    • 90 in E-Biking
    • 90 in Trail Running
    • 65 in Hiking
    • 5 in Dirtbiking
    • 5 in ATVing/Offroading
    • 5 in Horseback
    • 5 in Winter Fat Biking
    • 5 in Gravel Biking
  • Global Ranking
    #24368 in Mountain Biking [+]
    • #37350 in E-Biking
    • #45303 in Trail Running
    • #87012 in Hiking
    • #5236 in Dirtbiking
    • #1582 in ATVing/Offroading
    • #16806 in Horseback
  • Trail Type
    Singletrack
  • Bike Type
    AM, XC, Fat, CX, Gravel
  • Direction
    Both Directions
    Popular In Reverse
  • Climb Difficulty
    Blue
  • Physical Rating
    Moderate
  • Trail Visibility
    Sometimes hard to follow
  • Dogs Allowed
    Yes
  • eBike Allowed
    Yes

Just a steep shortcut you can take up or down.

Local Trail Association
Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 1 rides
  • 8 miles average
6 Months
  • 12 rides
  • 14 miles avg distance
All
  • 154 rides
  • Last: Sep 20, 2026
Status:
on Jul 21, 2025
Dry
Avg: 3.7 (1 votes)
Your vote: 0

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      Directions to upperdown trailhead (34.318120, -118.676900)
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      2.0 ★★★★★
      1 Ratings
      5 ★
      4 ★
      3 ★
      2 ★ 100%
      1 ★

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      Nearby Trails

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      Frequently Asked Questions

      ▼ Where is UpperDown located?
      UpperDown is located in Marr Ranch Open Space, Simi Valley, California, United States. It is part of the Marr Ranch Open Space trail network. The trailhead is located at coordinates 34.31812, -118.6769.
      ▼ How hard is UpperDown?
      UpperDown is rated as Blue difficulty. The physical rating is Moderate. The average grade is 23.5%. The climb difficulty is rated Blue.
      ▼ What is the elevation gain for UpperDown?
      UpperDown has 123 ft of elevation gain. The elevation ranges from 1,822 ft to 1,945 ft.
      ▼ Is UpperDown a point to point trail?
      UpperDown is not a point to point trail. The direction is Both Directions. The trail type is singletrack.
      ▼ How long is UpperDown?
      UpperDown is 525 ft long. The trail type is singletrack.
      ▼ Are dogs allowed on UpperDown?
      Yes, dogs are allowed on UpperDown. Please keep dogs on a leash where required and clean up after them.
      ▼ How do I access UpperDown? Where is the closest parking trailhead?
      The closest parking and trailhead locations to UpperDown are: View all parking locations in the area.
      ▼ How long does it take to ride UpperDown?
      The estimated time to ride UpperDown is approximately 1 minute. The trail is 525 ft long. Actual times will vary based on fitness level, conditions, and pace.
      ▼ How busy is UpperDown?
      UpperDown is a very popular trail. There have been 866 recorded activities on this trail. The trail has received 1,223 check-ins. View recent activity on this trail.

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