more stats
1.3 miles
Distance
218 ft
Climb
-219 ft
Descent
00:10:00
Avg time
-1 ft
Altitude change
633 ft
Altitude min
729 ft
Altitude max
726 ft
Altitude start
725 ft
Altitude end
-0%
Grade
-21.8%
Grade max
26.6%
Grade min
2,297 ft
Distance climb
2,362 ft
Distance down
2,333 ft
Distance flat
00:10:00
Avg time

Loud Thunder Details

  • Activities
    • Mountain Bike
    • Hike
    • Trail Running
  • Riding Area
    Sunderbruch Park
    Davenport, Iowa
  • AKA
    L.T.
  • Difficulty Rating
    Black Diamond Rate
  • Local Popularity
    100 in Mountain Biking [+]
    • 100 in Trail Running
    • 60 in Hiking
  • Global Ranking
    #96900 in Mountain Biking [+]
    • #27732 in Trail Running
  • Trail Type
    Singletrack
  • Direction
    One Direction
  • Climb Difficulty
    Black Diamond
  • Physical Rating
    Hard
  • Trail Visibility
    Always easy to follow
  • Dogs Allowed
    Yes
  • TTFs on Trail
    Drop

No community description for Loud Thunder trail has been added yet!

AI Generated Description

Loud Thunder is a 1 mile popular black diamond difficulty singletrack trail located near Davenport Iowa. This multi-use trail can be used one direction and has a hard overall physical rating with a 218 ft black diamond climb. It features drop. Trail visibility is always easy to follow. On average it takes 10 minutes to complete this trail.

Local Trail Association
Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 1 rides
  • 11 miles average
6 Months
  • 21 rides
  • 10 miles avg distance
All
  • 127 rides
  • Last: Sep 7, 2026
update trails status or condition

Loud Thunder Trail Reports

statusdatedescription
Aug 17, 2025 @ 8:43pm
Aug 17, 2025
 Most of the trail is wet and a few spots with mud.
Jun 24, 2025 @ 7:39am
Jun 24, 2025
Mar 31, 2025 @ 4:04pm
Mar 31, 2025
 reporter
Mar 29, 2025 @ 3:29pm
Mar 29, 2025
 reporter Tree down
Nov 9, 2024 @ 8:34am
Nov 9, 2024
more »
Status:
on Aug 17, 2025
Wet
Avg: 3.61 (3 votes)
Your vote: 0

view (4,704)
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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Snow Cover Partial
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Ideal
  • Dry
  • Very Dry
Trail Flow (Ridden Direction)
Trailforks scans users activity logs to determine the most popular direction each trail is ridden. A good flowing trail network will have most trails flowing in a single direction according to their intension.
The colour categories are based on what percentage of users are riding a trail in its intended direction.
  • > 96%
  • > 90%
  • > 80%
  • > 70%
  • > 50%
  • < 50%
  • bi-directional trail
  • no data
Trail Last Used
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  • < 2 days
  • < 1 week
  • < 2 weeks
  • < 1 month
  • < 6 months
  • > 6 months
Trail Ridden Direction
The intended direction a trail should be ridden.
  • Downhill Only
  • Downhill Primary
  • Both Directions
  • Uphill Primary
  • Uphill Only
  • One Direction
Contribute Details
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  • Description
  • Photos
  • Description & Photos
  • Videos
Trail Popularity ?
Trailforks scans activity logs to determine which trails are ridden the most in the last 9 months. Trails are compared with nearby trails in the same city region with a possible 25 colour shades. Think of this as a heatmap, more activities = more kinetic energy = warmer colors.
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ATV/ORV/OHV Filter
Max Vehicle Width
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Activity Recordings
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Jump Magnitude Heatmap
Heatmap of where users jump on trails. Zoom in to see individual jumps, click circles to view jump details.
BC Backroad Status

Service Road Atlas is a free to use, community-driven service for viewing and creating reports on the numerous back-country service roads around B.C. and Alberta.

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Slope Aspect
Direction the slope faces
Flat N NE E SE S SW W NW
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        Directions to loud-thunder trailhead (41.513880, -90.644500)
        View on Discover Map

        Photos

        8 more »
        mtb
        47 |
        Oct 6, 2025 @ 6:24pm
        Oct 6, 2025
        mtb
        55 |
        Oct 6, 2025 @ 6:24pm
        Oct 6, 2025
        mtb
        48 |
        Oct 6, 2025 @ 6:24pm
        Oct 6, 2025
        mtb
        43 |
        Oct 6, 2025 @ 6:24pm
        Oct 6, 2025

        Videos

        2 more »
        Sunderbruch Park MTB trail - 'Loud Thunder'
        mtb
        12:49 | 43 | Oct 6, 2025 , Davenport
        Sunderbruch Park First Ride, Part 2 |...
        mtb
        6:16 | 397 | Apr 14, 2022 , Davenport

        Routes with this trail

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        FORC-Side Thrill Ride Short & Long Loop
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        FORC-Side Thrill Ride Short & Long Course Loop
        2.4 ★★★★★
        3 Ratings
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        3 ★ 33%
        2 ★ 67%
        1 ★

        1 Review & Comments

        Wyoexplorer
        Most trails in this area seem to be one way.

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        Nearby Trails

        Sunderbruch Park

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        Frequently Asked Questions

        ▼ Where is Loud Thunder located?
        Loud Thunder is located in Sunderbruch Park, Davenport, Iowa, United States. It is part of the Sunderbruch Park trail network. The trailhead is located at coordinates 41.51388, -90.6445.
        ▼ How hard is Loud Thunder?
        Loud Thunder is rated as Black Diamond difficulty. The physical rating is Hard. The climb difficulty is rated Black Diamond.
        ▼ What is the elevation gain for Loud Thunder?
        Loud Thunder has 218 ft of elevation gain. The trail has 219 ft of elevation descent. The elevation ranges from 633 ft to 729 ft.
        ▼ Is Loud Thunder a point to point trail?
        Yes, Loud Thunder is a point to point trail. The direction is One Direction. The trail type is singletrack.
        ▼ How long is Loud Thunder?
        Loud Thunder is 1.3 miles long. The trail type is singletrack.
        ▼ Are dogs allowed on Loud Thunder?
        Yes, dogs are allowed on Loud Thunder. Please keep dogs on a leash where required and clean up after them.
        ▼ How do I access Loud Thunder? Where is the closest parking trailhead?
        The closest parking and trailhead locations to Loud Thunder are: View all parking locations in the area.
        ▼ How long does it take to ride Loud Thunder?
        Based on recorded activities, it takes an average of 13 minutes to ride Loud Thunder. The trail is 1.3 miles long. Actual times will vary based on fitness level, conditions, and pace. View recent activity logs for more details.
        ▼ How busy is Loud Thunder?
        Loud Thunder is a very popular trail. There have been 1,856 recorded activities on this trail. The trail has received 4,704 check-ins. View recent activity on this trail.

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