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2.9 miles
Distance
263 ft
Climb
-422 ft
Descent
00:33:55
Avg time
-158 ft
Altitude change
263 ft
Altitude min
429 ft
Altitude max
426 ft
Altitude start
269 ft
Altitude end
-1%
Grade
-23.3%
Grade max
19.8%
Grade min
1 mile
Distance climb
2 miles
Distance down
1,342 ft
Distance flat
00:33:55
Avg time
Sludge Details
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Activities
- Mountain Bike
- Hike
- Trail Running
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Riding AreaThe Waterworks
Cary, North Carolina -
Difficulty Rating
-
Local Popularity75 in Mountain Biking [+]
- 5 in Trail Running
- 5 in Hiking
-
Global Ranking
-
Trail TypeSingletrack
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DirectionBoth DirectionsPopular Direction Shown
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Climb DifficultyBlue
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Physical RatingModerate
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Dogs AllowedYes
Hidden between the interstate and office park - this trail is tight and narrow with some interesting rock work and wooden bridges thrown in to keep it interesting - significantly more technical than Crabtree by comparison.
This trail is unsanctioned.
Traditionally Indigenous Territory
Recent Activity on Trail
Past Week
- 5 rides
- 19 miles average
6 Months
- 21 rides
- 16 miles avg distance
All
- 41 rides
- Last: Jun 17, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Sludge 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 riders are riding a trail in its intended direction.
The colour categories are based on what percentage of riders are riding a trail in its intended direction.
- > 96%
- > 90%
- > 80%
- > 70%
- > 50%
- < 50%
- bi-directional trail
- no data
Trail Last Ridden
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- < 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
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Trail Popularity ?
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Trails are compared with nearby trails in the same city region with a possible 25 colour shades.
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BC Backroad Status
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Directions to sludge trailhead
(35.831880, -78.768650)
Photos
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4 Reviews & Comments
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Nearby Trails
- Sludgecap 3,714 ft
- Black Creek Greenway (north) 2 miles
- Graylyn Trail 3 miles
- Cedar Ridge Trail 3 miles
- Black Creek Greenway (south) 3 miles
- #119143 - 4,041 views
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Frequently Asked Questions About Sludge
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Where is Sludge located?
Sludge is located in The Waterworks, Cary, North Carolina, United States. It is part of the The Waterworks trail network. The trailhead is located at coordinates 35.83188, -78.76865.
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How hard is Sludge?
Sludge is rated as Blue difficulty. The physical rating is Moderate. The average grade is 1%. The climb difficulty is rated Blue.
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What is the elevation gain for Sludge?
Sludge has 263 ft of elevation gain. The trail has 422 ft of elevation descent. The elevation ranges from 263 ft to 429 ft.
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Is Sludge a point to point trail?
Sludge is not a point to point trail. The direction is Both Directions. The trail type is singletrack.
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