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4,728 ft
Distance
68 ft
Climb
-69 ft
Descent
300 ft
High Point
0 ft
Altitude change
239 ft
Altitude min
249 ft
Altitude start
249 ft
Altitude end
-17.8%
Grade max
13.7%
Grade min
2,129 ft
Distance climb
1,919 ft
Distance down
679 ft
Distance flat
Waltham Loop All-Mountain off Trapelo Road
Detailed Description
Waltham Loop 1 is a 4,728 ft moderately popular easy route located near Waltham Massachusetts. This mountain bike only route. This route includes 3 trails. This route climbs 68 ft with a max elevation of 300 ft then descends -69 ft.
Trail Issues on Route
- Significant Issue / Amber: 1 trail (newest: Jun 9, 2026)
Local Trail Association
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Stats
-
Distance4,728 ft
-
Avg time9 min 32 sec
-
Altitude change0 ft
-
Altitude min239 ft
-
Altitude start249 ft
-
Altitude end249 ft
-
Climb68 ft
-
Descent-69 ft
-
Grade max-17.8%
-
Grade min13.7%
-
Distance climb2,129 ft
-
Distance down1,919 ft
-
Distance flat679 ft
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Trails in Route
| 4,570 ft | |||||
| 367 ft |
Details
-
Riding area
-
Primary ActivityMountain Bike
-
Difficulty ratingGreen
-
Bike typeAM
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
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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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Activity Recordings
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Activity Recordings
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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
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Photos
Recent Trail Reports Along Route
more reports »
- By MNiel
& contributors - #63845 - 311 views
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