more stats
1.2 miles
Distance
168 ft
Climb
-26 ft
Descent
00:09:38
Avg time
140 ft
Altitude change
1,418 ft
Altitude min
1,560 ft
Altitude max
1,418 ft
Altitude start
1,558 ft
Altitude end
2.2%
Grade
-6.7%
Grade max
14%
Grade min
3,186 ft
Distance climb
827 ft
Distance down
2,188 ft
Distance flat
00:09:38
Avg time

100A Lower Loop Details

  • Activities
    • Mountain Bike
    • E-Bike
    • Hike
    • Trail Running
  • Riding Area
    Phoenix Mountain Preserve
    Phoenix, Arizona
  • Difficulty Rating
    Green Rate
  • Voted Difficulty
    Green (1 vote)
  • Local Popularity
    65 in Mountain Biking [+]
    • 65 in E-Biking
    • 65 in Trail Running
    • 5 in Hiking
  • Global Ranking
    #115797 in Mountain Biking [+]
    • #124077 in E-Biking
    • #132807 in Trail Running
    • #342277 in Hiking
  • State Ranking
    #1,731 in Mountain Biking · Arizona [+]
    • #838 in E-Biking
    • #2,260 in Trail Running
    • #5,052 in Hiking
  • Trail Type
    Singletrack
  • Bike Type
    XC
  • Direction
    Uphill Primary
    Popular Direction Shown
  • Climb Difficulty
    Green
  • Physical Rating
    Easy
  • Trail Visibility
    Sometimes hard to follow
  • Dogs Allowed
    Yes
  • eBike Allowed
    Yes up to Class 1
  • Land Owner
    City of Phoenix

Longer alternate and easier loop from Trail 100. Follows the mountain base, mostly flat and next to residential access.

Access Info

From Trail 100 close to Cave Creek Road or further South on Trail 100.

Tags
Faint trail
Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 0 rides
  •  
6 Months
  • 10 rides
  • 15 miles avg distance
All
  • 291 rides
  • Last: Oct 13, 2026
Status:
on Dec 1, 2023
Ideal
Avg: 3.59 (4 votes)
Your vote: 0

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      Directions to 100a-lower-loop trailhead (33.590770, -112.041910)
      View on Discover Map

      Photos

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      Videos

      1 more »
      Hoverair Drone
      mtb
      3:07 | 7 | Jul 14, 2026 , Phoenix
      3.0 ★★★★★
      4 Ratings
      5 ★
      4 ★
      3 ★ 100%
      2 ★
      1 ★

      2 Reviews & Comments

      Ajallcott
      Super smooth, has some washouts. Best ridden south to north for down hill.
      Tanman34
      Really fun smooth section of trail 100.... best ridden reverse because it has awesome downhill flow after the water tower with a nice jump

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      Nearby Trails

      Phoenix Mountain Preserve

      • By mtbxtr & contributors
      • #49948 - 2,007 views

      Frequently Asked Questions

      ▼ Where is 100A Lower Loop located?
      100A Lower Loop is located in Phoenix Mountain Preserve, Phoenix, Arizona, United States. It is part of the Phoenix Mountain Preserve trail network. The trailhead is located at coordinates 33.59077, -112.04191.
      ▼ How hard is 100A Lower Loop?
      100A Lower Loop is rated as Green difficulty. The physical rating is Easy. The average grade is 2.2%. The climb difficulty is rated Green.
      ▼ What is the elevation gain for 100A Lower Loop?
      100A Lower Loop has 168 ft of elevation gain. The trail has 26 ft of elevation descent. The elevation ranges from 1,418 ft to 1,560 ft.
      ▼ Is 100A Lower Loop a point to point trail?
      100A Lower Loop is not a point to point trail. The direction is Uphill Primary. The trail type is singletrack.
      ▼ How long is 100A Lower Loop?
      100A Lower Loop is 1.2 miles long. The trail type is singletrack.
      ▼ Are dogs allowed on 100A Lower Loop?
      Yes, dogs are allowed on 100A Lower Loop. Please keep dogs on a leash where required and clean up after them.
      ▼ How do I access 100A Lower Loop? Where is the closest parking trailhead?
      The closest parking and trailhead locations to 100A Lower Loop are: View all parking locations in the area.
      ▼ How long does it take to ride 100A Lower Loop?
      Based on recorded activities, it takes an average of 10 minutes to ride 100A Lower Loop. The trail is 1.2 miles long. Actual times will vary based on fitness level, conditions, and pace. View recent activity logs for more details.
      ▼ How busy is 100A Lower Loop?
      100A Lower Loop is a moderately popular trail. There have been 1,824 recorded activities on this trail. The trail has received 1,971 check-ins. View recent activity on this trail.

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