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820 ft
Distance
-60 ft
Descent
00:00:47
Avg time
-60 ft
Altitude change
244 ft
Altitude min
304 ft
Altitude max
304 ft
Altitude start
243 ft
Altitude end
-7.4%
Grade
-20.6%
Grade max
-2.4%
Grade min
820 ft
Distance down
00:00:47
Avg time
Catalyst Details
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Activities
- Mountain Bike
- Hike
- Trail Running
- Snowshoe
- Nordic Ski
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Riding AreaSherborn Town Forest - North
Sherborn, Massachusetts -
Difficulty Rating
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Local Popularity95 in Mountain Biking [+]
- 5 in Trail Running
- 90 in Hiking
- 5 in Snowshoeing
- 5 in Nordic Skiing
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Global Ranking#13037 in Mountain Biking [+]
- #346754 in Trail Running
- #378859 in Hiking
- #28070 in Snowshoeing
- #30323 in Nordic Skiing
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State Ranking#135 in Mountain Biking · Massachusetts [+]
- #11,532 in Trail Running
- #13,743 in Hiking
- #3,507 in Snowshoeing
- #1,889 in Nordic Skiing
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Hiking SAC ScaleT1 Hiking
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Trail TypeSingletrack
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DirectionBoth DirectionsPopular Direction Shown
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Dogs AllowedYes
-
TTFs on TrailDrop, Rock Face
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Land OwnerTown of Sherborn
No community description for Catalyst trail has been added yet!
AI Generated Description
Catalyst is a 820 ft popular black diamond difficulty singletrack trail located near Sherborn Massachusetts. It has rock slabs. This mountain bike primary trail can be used both directions. It features drop and rock face. On average it takes minutes to complete this trail.
Local Trail Association
-
-
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
- 0 rides
6 Months
- 37 rides
- 17 miles avg distance
All
- 169 rides
- Last: Oct 23, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Catalyst 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)
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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.
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- 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
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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
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BC Backroad Status
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Slope Aspect
Direction the slope faces
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Directions to catalyst-494182 trailhead
(42.253780, -71.380250)
Photos
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Videos
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Routes with this trail
★ 5.0 • 12 miles • 1,170 ft • 47 •
This route starts from the Elementary School and hits the best MTB trails in Sherborn
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Nearby Trails
- Stf N9 East 23 ft
- Stf N13 23 ft
- Stf N9 (bct) 276 ft
- Stf N10 315 ft
- Stf N8 669 ft
Sherborn Town Forest - North
- By Jimbabwe44
& contributors - #494182 - 547 views
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