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4,898 ft
Distance
61 ft
Climb
-90 ft
Descent
00:05:41
Avg time
-29 ft
Altitude change
102 ft
Altitude min
137 ft
Altitude max
137 ft
Altitude start
108 ft
Altitude end
-0.6%
Grade
-11.7%
Grade max
12.2%
Grade min
1,168 ft
Distance climb
1,677 ft
Distance down
2,008 ft
Distance flat
00:05:41
Avg time
Glass Details
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Activities
- Mountain Bike
- Hike
- Trail Running
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Riding AreaAllaire State Park
Howell, New Jersey -
Difficulty Rating
-
Local Popularity100 in Mountain Biking [+]
- 65 in Trail Running
- 95 in Hiking
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Global Ranking
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Trail TypeSingletrack
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DirectionBoth Directions
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Dogs AllowedYes
This trail is so named due to the old glass dump from a farm from long ago. This 1 mile trail is very fun with it's gradual ups and downs and its many twists.
Access Info
Located off the main fire road and connects to the unimproved road near the airfield.
Local Trail Association
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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
- 12 rides
- 10 miles average
6 Months
- 332 rides
- 13 miles avg distance
All
- 3,870 rides
- Last: Jul 7, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Glass 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.
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- > 90%
- > 80%
- > 70%
- > 50%
- < 50%
- bi-directional trail
- no data
Trail Last Ridden
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- < 1 week
- < 2 weeks
- < 1 month
- < 6 months
- > 6 months
Trail Ridden Direction
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- Downhill Only
- Downhill Primary
- Both Directions
- Uphill Primary
- Uphill Only
- One Direction
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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.
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Heatmap of where riders jump on trails. Zoom in to see individual jumps, click circles to view jump details.
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Directions to glass trailhead
(40.145820, -74.135380)
Photos
2 more »
Videos
1 more »
youtuber
![How many jumps are in this place? | Allaire...]()
9:11 |
1618 |
Jun 3, 2018 , Howell
Routes with this trail
★ 2.4 • 9 miles • 392 ft • 9 •
2 downhill runs, Galss and into some tight singletrack alongside the and into Sherwood then back to the lot.
★ 4.0 • 6 miles • 185 ft • 28 • Loop •
Nice Leg burner to get the legs ready for the backside of the Allaire
14 miles • 675 ft • 16 • Loop •
This route covers all ends of the entire park and loops back near the start around mile 8 if you want to...
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NSMBA TRAILFORKS & contributors - #17100 - 5,634 views
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Frequently Asked Questions About Glass
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Where is Glass located?
Glass is located in Allaire State Park, Howell, New Jersey, United States. It is part of the Allaire State Park trail network. The trailhead is located at coordinates 40.14582, -74.13538.
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How hard is Glass?
Glass is rated as Blue difficulty. The average grade is 0.6%.
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What is the elevation gain for Glass?
Glass has 61 ft of elevation gain. The trail has 90 ft of elevation descent. The elevation ranges from 102 ft to 137 ft.
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Is Glass a point to point trail?
Glass is not a point to point trail. The direction is Both Directions. The trail type is singletrack.
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