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863 ft
Distance
11 ft
Climb
-9 ft
Descent
00:03:31
Avg time
2 ft
Altitude change
352 ft
Altitude min
363 ft
Altitude max
353 ft
Altitude start
354 ft
Altitude end
0.2%
Grade
-5.6%
Grade max
4.8%
Grade min
325 ft
Distance climb
236 ft
Distance down
302 ft
Distance flat
00:03:31
Avg time
BD4 Details
-
Activities
- Mountain Bike
- Hike
- Trail Running
-
Riding AreaBlack and Decker Trails
Brockville, Ontario -
Difficulty Rating
-
Local Popularity85 in Mountain Biking [+]
- 100 in Trail Running
- 5 in Hiking
-
Global Ranking
-
Provincial Ranking
-
Trail TypeSingletrack
-
Dogs AllowedYes
-
eBike AllowedYes up to Class 1
No community description for BD4 trail has been added yet!
AI Generated Description
BD4 is a 263 m popular black diamond difficulty singletrack trail located near Brockville Ontario. This mountain bike primary trail. On average it takes 3 minutes to complete this trail.
This trail is unsanctioned.
Traditionally Indigenous Territory
Recent Activity on Trail
Past Week
- 0 rides
6 Months
- 6 rides
- 5 miles avg distance
All
- 81 rides
- Last: Oct 10, 2026
BD4 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.
- Description
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- 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
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Activity Recordings
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?
Activity Recordings
Trailforks uses anonymized public activity data.
?
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 bd4 trailhead
(44.585340, -75.723390)
Photos
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Videos
no videos have been added for BD4 yet, add a video.
Routes with this trail
4 miles • 364 ft • 16 •
This loop shows off most of the singletrack and many of the cooler features.
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Nearby Trails
- On The Edge 3 ft
- Sideline 3 ft
- Bd5 36 ft
- Bd1 46 ft
- Bd10 279 ft
Black and Decker Trails
- #316831 - 625 views
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