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3,944 ft
Distance
25 ft
Climb
-18 ft
Descent
00:03:01
Avg time
9 ft
Altitude change
834 ft
Altitude min
851 ft
Altitude max
842 ft
Altitude start
850 ft
Altitude end
0.2%
Grade
-3.7%
Grade max
6.8%
Grade min
1,588 ft
Distance climb
1,243 ft
Distance down
1,112 ft
Distance flat
00:03:01
Avg time
Thumb Loop Details
-
Activities
- Mountain Bike
- Winter Fat Bike
- Hike
- Trail Running
-
Riding AreaOakdale Trails
Lapeer, Michigan -
Difficulty Rating
-
Local Popularity45 in Mountain Biking [+]
- 5 in Trail Running
- 5 in Hiking
- 5 in Winter Fat Biking
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Trail TypeSingletrack
-
Bike TypeDH, AM, XC, Fat
-
DirectionBoth Directions
-
Climb DifficultyGreen
-
Physical RatingModerate
-
Trail VisibilityAlways easy to follow
-
Family FriendlyYes
-
Dogs AllowedYes
No community description for Thumb Loop trail has been added yet!
AI Generated Description
Thumb Loop is a 3,944 ft moderately popular blue difficulty family friendly connector singletrack trail located near Lapeer Michigan. This mountain bike primary trail can be used both directions and has a moderate overall physical rating with a 25 ft green climb. Trail visibility is always easy to follow. On average it takes 3 minutes to complete this trail.
Traditionally Indigenous Territory
Recent Activity on Trail
Past Week
- 1 rides
- 14 miles average
6 Months
- 22 rides
- 15 miles avg distance
All
- 115 rides
- Last: Oct 21, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Thumb Loop 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.
- most popular
- popular
- less popular
- not popular
ATV/ORV/OHV Filter
Max Vehicle Width
inches
US Cell Coverage
Legend
Radar Time
Activity Recordings
Trailforks uses anonymized public activity data.
?
Activity Recordings
Trailforks uses anonymized public activity data.
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Winter Trails
Warning
A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
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 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
Trails Deemphasized
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Only show trails with no bike usage.
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Directions to thumb-loop trailhead
(43.045210, -83.348660)
Photos
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Videos
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Reviews / Comments
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Nearby Trails
- Hetisch Connector 909 ft
- Oakdale Trail - Red-tail Loop 912 ft
- Thumb Connector 951 ft
- Hetisch Loop 1,115 ft
- Cemetery Loop 1,804 ft
- By Chris24Babcock & contributors
- #447364 - 596 views
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