more stats
8.9 miles
Distance
2,025 ft
Climb
-2,132 ft
Descent
02:06:36
Avg time
-108 ft
Altitude change
6,327 ft
Altitude min
8,357 ft
Altitude max
6,435 ft
Altitude start
6,329 ft
Altitude end
-0.2%
Grade
-51.4%
Grade max
48%
Grade min
5 miles
Distance climb
4 miles
Distance down
1,693 ft
Distance flat
02:06:36
Avg time

Big Munger Details

  • Activities
    • Mountain Bike
    • E-Bike
    • Hike
    • Trail Running
    • Dirtbike/Moto
  • Riding Area
    Munger Mountain
    Jackson, Wyoming
  • Difficulty Rating
  • Voted Difficulty
    Blue (1 vote)
  • Local Popularity
    55 in Mountain Biking [+]
    • 55 in E-Biking
    • 55 in Trail Running
    • 45 in Hiking
    • 100 in Dirtbiking
  • Global Ranking
    #98724 in Mountain Biking [+]
    • #39141 in E-Biking
    • #133900 in Trail Running
    • #139860 in Hiking
    • #4379 in Dirtbiking
  • State Ranking
    #270 in Mountain Biking · Wyoming [+]
    • #36 in E-Biking
    • #562 in Trail Running
    • #803 in Hiking
    • #4 in Dirtbiking
  • Trail Type
    Singletrack
  • Climb Difficulty
    Double Black Diamond
  • Physical Rating
    Extreme
  • Season
    Open July 1 to September 9 for motorized, open year round to non-motorized.
  • Dogs Allowed
    Yes
  • eBike Allowed
    Yes up to Class 1
  • Land Owner

The Big Munger Loop is a beautiful ridge ride with a brand new re-routed climb (2019) from Rock Creek to the summit which makes this much more of a ride and much less a hike-a-bike. If ridden counter clockwise, descent has amazing views with a few punchy climbs along the way.

Access Info

From the Town of Wilson, WY, turn left onto Fall Creek Road and continue for 12.5 miles.

Trailhead parking is on the left side of the road at the 2nd pullout after the road becomes gravel. Look for the USFS kiosk.

Tags
Hike-a-bikeRidgelineSummitViews

Trail Supporters

Local Trail Association

Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 0 rides
  •  
6 Months
  • 12 rides
  • 20.6 km avg distance
All
  • 41 rides
  • Last: Oct 10, 2026
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Big Munger Trail Reports

statusdatedescription
Oct 10, 2026 @ 10:08am (America/Boise)
Oct 10, 2026
Wet without be muddy, bit of mud sticking to tires but not too bad. After recent storm I expect it will be pretty muddy and slidey
Aug 8, 2026 @ 7:53pm (America/Denver)
Aug 8, 2026
Jul 30, 2026 @ 9:25am (America/Boise)
Jul 30, 2026
Some wet/muddy spots
Jun 1, 2024 @ 2:36am
Jun 1, 2024
Trails has a few patches of snow that are easy to avoid. Otherwise, it’s perfect!
May 25, 2024 @ 5:32pm
May 25, 2024
Bottom 3/4 is good to go. Some snow up top.
more »
Status:
on Oct 10, 2026
Wet
Avg: 3.53 (10 votes)
Your vote: 0

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      Directions to big-munger trailhead (43.370730, -110.808940)

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      Routes with this trail

      12 miles • 2,530 ft • 2 •
      3.3 ★★★★★
      10 Ratings
      5 ★ 40%
      4 ★ 10%
      3 ★ 10%
      2 ★ 20%
      1 ★ 20%

      6 Reviews & Comments

      gasman1 gasman1
      Rode up the south way from fall creek Trailhead then back down the same way. Moon dust from the start. Pretty steep in places. Not very wide at all and lots of pedal scrapes on either side. Not technically difficult but a couple of steeper, loose, rocky sections had me hike-a-biking. Was loose fun on the way down. Should've pedalled up from the north side with hindsight.
      Blakeskii
      North side new reroute 2024. Full loop is pedal able blue square 5 star trail. Map and rating is no longer accurate. Easy to follow the new trail though.
      Blakeskii
      One of the best rides around. Would rate it blue or black.

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      • By toddTF Pro Trailforks & contributors
      • #23918 - 5,326 views

      Frequently Asked Questions

      ▼ Where is Big Munger located?
      Big Munger is located in Munger Mountain, Jackson, Wyoming, United States. It is part of the Munger Mountain trail network. The trailhead is located at coordinates 43.37073, -110.80894.
      ▼ How hard is Big Munger?
      Big Munger is rated as Double Black Diamond difficulty. The physical rating is Extreme. The average grade is 0.2%. The climb difficulty is rated Double Black Diamond.
      ▼ What is the elevation gain for Big Munger?
      Big Munger has 2,025 ft of elevation gain. The trail has 2,132 ft of elevation descent. The elevation ranges from 6,327 ft to 8,357 ft.
      ▼ How long is Big Munger?
      Big Munger is 8.9 miles long. The trail type is singletrack.
      ▼ Are dogs allowed on Big Munger?
      Yes, dogs are allowed on Big Munger. Please keep dogs on a leash where required and clean up after them.
      ▼ When is the best time of year to ride Big Munger?
      Based on activity log data, the most popular months to ride Big Munger are:
      • July (9 activities)
      • June (7 activities)
      • September (7 activities)
      Check the reports page for current trail conditions.
      ▼ How do I access Big Munger? Where is the closest parking trailhead?
      The closest parking and trailhead locations to Big Munger are: View all parking locations in the area.
      ▼ How long does it take to ride Big Munger?
      Based on recorded activities, it takes an average of 2 hours 7 minutes to ride Big Munger. The trail is 8.9 miles long. Actual times will vary based on fitness level, conditions, and pace. View recent activity logs for more details.
      ▼ How busy is Big Munger?
      Big Munger is a moderately popular trail. There have been 133 recorded activities on this trail. The trail has received 130 check-ins. View recent activity on this trail.

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