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1.3 miles
Distance
218 ft
Climb
-219 ft
Descent
00:09:36
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
00:09:36
Avg time
Loud Thunder Details
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Activities
- Mountain Bike
- Hike
- Trail Running
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Riding AreaSunderbruch Park
Davenport, Iowa -
AKAL.T.
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Difficulty Rating
-
Local Popularity95 in Mountain Biking [+]
- 100 in Trail Running
- 100 in Hiking
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Global Ranking
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State Ranking
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Trail TypeSingletrack
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DirectionOne Direction
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Climb DifficultyBlack Diamond
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Physical RatingHard
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Trail VisibilityAlways easy to follow
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Dogs AllowedYes
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TTFs on TrailDrop
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 9 minutes to complete this trail.
Local Trail Association
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-
Please consider joining or donating to the local trail association to supportDonate to earn trail karma!
trail development & maintenance.
Traditionally Indigenous Territory
Recent Activity on Trail
Past Week
- 3 rides
- 24.2 km average
6 Months
- 30 rides
- 19.5 km avg distance
All
- 140 rides
- Last: Oct 31, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Loud Thunder Trail Reports
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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.
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
Trailforks scans activity logs to determine the last time a trail was ridden.
- < 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
Colors indicate trail is missing specified detail.
- 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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- popular
- less popular
- not popular
ATV/ORV/OHV Filter
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Activity Recordings
Trailforks uses anonymized public activity data.
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Activity Recordings
Trailforks uses anonymized public activity data.
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Winter Trails
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Missing Trails
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Least Popular
Trails are colored based on popularity. The more popular a trail is, the more red. Less popular trails trend towards green.
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
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Slope Aspect
Direction the slope faces
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Directions to loud-thunder trailhead
(41.513880, -90.644500)
Photos
8 more »
Videos
2 more »
mtb
12:49 |
56 |
Oct 6, 2025 , Davenport
mtb
6:16 |
416 |
Apr 14, 2022 , Davenport
Routes with this trail
6 miles • 557 ft • 15 • Loop • Race •
FORC-Side Thrill Ride Short & Long Course Loop
Wyoexplorer
Most trails in this area seem to be one way.
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