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1,660 ft
Distance
17 ft
Climb
-128 ft
Descent
00:02:57
Avg time
-110 ft
Altitude change
294 ft
Altitude min
419 ft
Altitude max
419 ft
Altitude start
308 ft
Altitude end
-6.6%
Grade
-26.7%
Grade max
17.3%
Grade min
289 ft
Distance climb
1,093 ft
Distance down
200 ft
Distance flat
00:02:57
Avg time
Noggin Knocker Details
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Activities
- Mountain Bike
- E-Bike
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Riding AreaSugarloaf Mountain
Belmont, California -
Difficulty Rating
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Voted DifficultyBlack Diamond (4 votes)
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Local Popularity50 in Mountain Biking [+]
- 50 in E-Biking
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Trail TypeSingletrack
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DirectionDownhill Primary
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Dogs AllowedYes
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eBike AllowedYes up to Class 1
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TTFs on TrailBridge
This is a connector trail between Headbanger and Woodrat Rebellion that is not often ridden.
Trail Supporters
Waterdog Trail KeepersMaintainer
Local Trail Association
-
-
Please consider joining or donating to the local trail association to supportDonate to earn trail karma!
trail development & maintenance.
Recent Activity on Trail
Past Week
- 0 rides
6 Months
- 6 rides
- 11 miles avg distance
All
- 183 rides
- Last: Oct 11, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Noggin Knocker Trail Reports
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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)
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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
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- Description & Photos
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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.
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- popular
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Activity Recordings
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Activity Recordings
Trailforks uses anonymized public activity data.
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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
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Directions to noggin-knocker trailhead
(37.514800, -122.320210)
Photos
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Videos
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Routes with this trail
★ 3.0 • 12 miles • 2,670 ft • 29 • Loop •
Sugarloaf loop that starts and ends at the vista point, and hits all the trails on Sugarloaf Mountain.
3 Reviews & Comments
winkeyless
Narrow, exposed and off-camber in some places. Watch out for the cliff after the wooden bridge
pdaddy808
Decent conditions, not much mud, slick in a few spots.
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Nearby Trails
- Headbangers Ball #1 And #2 Connector 728 ft
- Marsten Connector 1,529 ft
- Belmont Canyon Road 1,532 ft
- Woodrat Rebellion 1,575 ft
- Headbanger 1,696 ft
- By elaguna & contributors
- #383983 - 2,372 views
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