Open in App
Get this trail on your phone instantly.
more stats
3,691 ft
Distance
42 ft
Climb
-61 ft
Descent
00:07:18
Avg time
-19 ft
Altitude change
869 ft
Altitude min
924 ft
Altitude max
913 ft
Altitude start
896 ft
Altitude end
-0.5%
Grade
-16.5%
Grade max
6.8%
Grade min
1,155 ft
Distance climb
1,165 ft
Distance down
1,375 ft
Distance flat
00:07:18
Avg time
Upper Loop Details
-
Activities
- Mountain Bike
- Winter Fat Bike
- Hike
- Trail Running
-
Riding AreaLeadmine Mountain Conservation Area
Sturbridge, Massachusetts -
Difficulty Rating
-
Local Popularity70 in Mountain Biking [+]
- 5 in Trail Running
- 5 in Hiking
- 5 in Winter Fat Biking
-
Global Ranking#88351 in Mountain Biking [+]
- #341387 in Trail Running
- #323730 in Hiking
- #36868 in Winter Fat Biking
-
State Ranking#1,524 in Mountain Biking · Massachusetts [+]
- #11,065 in Trail Running
- #12,070 in Hiking
- #1,587 in Winter Fat Biking
-
Hiking SAC ScaleT2 Mountain Hiking
-
Trail TypeSingletrack
-
Bike TypeAM, XC, Fat
-
DirectionBoth DirectionsPopular Direction Shown
-
Climb DifficultyBlack Diamond
-
Physical RatingHard
-
Trail VisibilityAlways easy to follow
-
Dogs AllowedYes
-
eBike Allowed
-
TTFs on TrailRock Garden
A bit of a climb to access. Super flowing sections with tight techy features and Rock Gardens.
This trail is unsanctioned.
Disclaimer
This trail leaves the Leadmine Mountain area and is not associated with Trek Sturbridge
Trail Supporters
South Central MA NEMBAMaintainer
Traditionally Indigenous Territory
Recent Activity on Trail
Past Week
- 1 rides
- 11 miles average
6 Months
- 14 rides
- 12 miles avg distance
All
- 137 rides
- Last: Oct 17, 2026
Upper Loop Trail Reports
more »
close
3D
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.
?
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
![map legend]()
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.
Slope Aspect
Direction the slope faces
Trails Deemphasized
Trails are shown in grey.
Only show trails with no bike usage.
Suggested Layers
Based on selected activity type
Save the current map location and zoom level as your default home location whenever this page is loaded.
Save
Directions to upper-loop-266038 trailhead
(42.077440, -72.115440)
Photos
No photos have been added for Upper Loop yet, add a photo.
Videos
no videos have been added for Upper Loop yet, add a video.
Routes with this trail
12 miles • 1,084 ft • 13 • Loop •
This is the ADVANCED arrowed loop for the 2025 SCMA NEMBA Trek Sturbridge Adventure Series Ride.
13 miles • 1,461 ft • 15 • Loop •
This is the ADVANCED arrowed loop for the 2025 SCMA NEMBA Trek Sturbridge Adventure Series Ride.
Reviews / Comments
No reviews yet, be the first to write a review or ask a question.
Use trail reports to comment on trail conditions.
We hope you've been enjoying Trailforks!
Create a FREE account to view all trail reviews and much more.
Nearby Trails
- Middle Loop 3 ft
- Leadmine Mountain 125 ft
- Lower Loop 801 ft
- Seven Ridges 1,896 ft
- Ridge Connector 2,175 ft
Leadmine Mountain Conservation Area
- #266038 - 630 views
- Follow/Subscribe
- login to download gpx or kml files.
Hit the Trail
Download Trail
Save to wishlist, Garmin & download.
Find Related Routes
Find routes and users activities that include this trail.
You must enter a description before submitting.