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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 ridelogs 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 riders are riding a trail in its intended direction.
The colour categories are based on what percentage of riders are riding a trail in its intended direction.
- > 96%
- > 90%
- > 80%
- > 70%
- > 50%
- < 50%
- bi-directional trail
- no data
Trail Last Ridden
Trailforks scans ridelogs 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 ridelogs 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 rides = more kinetic energy = warmer colors.
- most popular
- popular
- less popular
- not popular
ATV/ORV/OHV Filter
Max Vehicle Width
inches
US Cell Coverage
Legend
Radar Time
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Activity Recordings
Trailforks users anonymized public ridelogs from the past 6 months.
- mountain biking recent
- mountain biking (>6 month)
- hiking (1 year)
- moto (1 year)
Activity Recordings
Trailforks users anonymized public skilogs from the past 12 months.
- Downhill Ski
- Backcountry Ski
- Nordic Ski
- Snowmobile
Winter Trails
Warning
A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
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Missing Trails
Most Popular
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 riders jump on trails. Zoom in to see individual jumps, click circles to view jump details.
Trails Deemphasized
Trails are shown in grey.
Only show trails with NO bikes.
Save the current map location and zoom level as your default home location whenever this page is loaded.
SaveThe Illinois Great River Road National Scenic Byway winds through the picturesque landscapes of the Loud Thunder Forest Preserve. Trails at Loud Thunder include the Hauberg Trail and the Sac-Fox Trail. There are other shared-use trails located throughout the preserve for mountain bikers, horseback riders, and hikers. Check Loud Thunder Forest Preserve Facebook page for trail status updates as the trails do get closed to users during unfavorable weather conditions.
The Hauberg Trail East Branch and West Branch combine to form over two-miles of moderate level hiking through the scenic forested areas along the river.
The Sac-Fox Trail is an approximately 12-mile, continuous loop, moderate level hiking trail. It winds its way throughout the Loud Thunder Forest Preserve and small portion of the the adjacent Loud Thunder Boy Scout Camp
The Hauberg Trail East Branch and West Branch combine to form over two-miles of moderate level hiking through the scenic forested areas along the river.
The Sac-Fox Trail is an approximately 12-mile, continuous loop, moderate level hiking trail. It winds its way throughout the Loud Thunder Forest Preserve and small portion of the the adjacent Loud Thunder Boy Scout Camp

Activities Click to view
- Mountain Bike
37 trails
- Horse
20 trails
- Hike
44 trails
- Trail Running
44 trails
Region Details
- 26
- 11
Region Status
OpenStats
- Trails (view details)
- 44
- Trails Mountain Bike
- 37
- Trails E-Bike
- 17
- Trails Horse
- 20
- Trails Hike
- 44
- Trails Trail Running
- 44
- Total Distance
- 19 miles
- Total Descent Distance
- 8 miles
- Total Descent
- 1,775 ft
- Total Vertical
- 202 ft
- Highest Trailhead
- 755 ft
- Ridden Counter
- 67
Popular Loud Thunder Forest Preserve Trails
Mountain Bike Routes
title | rating | distance |
---|---|---|
Sac Fox Main Loop | 5 miles |
Activity Feed
username | action | type | title | date |
---|---|---|---|---|
MichaelJ6L1En | wishlist | trail | activity #54618681 | Jun 24, 2024 @ 4:17am Jun 24, 2024 |
Jackh70 | wishlist | region | activity #40420506 | May 29, 2023 @ 11:35am May 29, 2023 |
PlumbBobM | add | route | activity #38365078 and 2 more | Mar 23, 2023 @ 5:10am Mar 23, 2023 |
PlumbBobM | add | poi | activity #38078186 and 8 more | Mar 12, 2023 @ 3:19pm Mar 12, 2023 |
PlumbBobM | add | trail | activity #38077333 and 23 more | Mar 12, 2023 @ 2:33pm Mar 12, 2023 |
Nearby Areas
name | distance | ||||
---|---|---|---|---|---|
Martin Conservation Area | 5 | 1.7 km | |||
Sunderbruch Park | 5 | 6 | 4 | 2 | 11.5 km |
Credit Island Park | 1 | 12 km | |||
Milan Section - Hennepin Canal | 4 | 12.4 km | |||
Sylvan Island Park | 1 | 1 | 16.4 km |
Activity Type Stats
activitytype | trails | distance | descent | descent distance | total vertical | rating | global rank | state rank | photos | reports | routes | ridelogs |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mountain Bike | 37 | 14 miles | 1,293 ft | 6 miles | 200 ft | #6,581 | 1 | 14 | ||||
E-Bike | 17 | 3 miles | 289 ft | 1 mile | 171 ft | |||||||
Horse | 20 | 11 miles | 1,004 ft | 5 miles | 194 ft | #1,872 | 1 | |||||
Hike | 44 | 19 miles | 1,775 ft | 8 miles | 203 ft | #6,520 | 3 | 2 | ||||
Trail Running | 44 | 19 miles | 1,775 ft | 8 miles | 203 ft | #6,997 | 1 | 20 |
- By PlumbBobM
TRAILFORKS HCH Map Team & contributors
- Admins: QC FORC
- #56403 - 588 views
- loud thunder forest preserve activity log | embed map of Loud Thunder Forest Preserve mountain bike trails | loud thunder forest preserve mountain biking points of interest
Downloading of trail gps tracks in kml & gpx formats is enabled for Loud Thunder Forest Preserve.
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