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1,132 ft
Distance
-156 ft
Descent
00:07:19
Avg time
-158 ft
Altitude change
3,365 ft
Altitude min
3,523 ft
Altitude max
3,523 ft
Altitude start
3,366 ft
Altitude end
-14%
Grade
-31.4%
Grade max
-2.1%
Grade min
1,115 ft
Distance down
16 ft
Distance flat
00:07:19
Avg time
Gem Slabs Details
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Activities
- Mountain Bike
- Hike
- Trail Running
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Riding AreaCatalina State Park / 50-Year
Tucson, Arizona -
Difficulty Rating
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Voted DifficultyDouble Black Diamond (2 votes)
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Local Popularity85 in Mountain Biking [+]
- 5 in Trail Running
- 50 in Hiking
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Trail TypeSingletrack
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DirectionDownhill OnlyPopular Direction Shown
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Trail VisibilitySometimes hard to follow
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TTFs on TrailRock Face, Rock Garden
Very technical and fun alternative rock slab line for the Gem trail. Very steep in spots.
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
- 0 rides
6 Months
- 35 rides
- 21.8 km avg distance
All
- 126 rides
- Last: Jun 18, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Gem Slabs Trail Reports
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Trail Conditions
- Unknown
- Snow Groomed
- Snow Packed
- Snow Covered
- Snow Cover Partial
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- Icy
- Prevalent Mud
- Wet
- Variable
- Ideal
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- Both Directions
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- Uphill Only
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Directions to gem-slabs trailhead
(32.499210, -110.861620)
Photos
5 more »
Videos
1 more »
11:01 |
523 |
Mar 7, 2023 , Tucson
Routes with this trail
★ 5.0 • 14 miles • 1,668 ft • 8 •
Similar to the V1 route, but takes Gem Slabs instead of Chutes. The bottom portion of Gem is similar to...
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Nearby Trails
- Gem 1,535 ft
- The Chutes Alt 2,379 ft
- Lion's Back Slab 2,510 ft
- Slab City 2,887 ft
- 50-year Slabs 3,412 ft
Catalina State Park / 50-Year
- By AK-Biking
& contributors - #609897 - 1,312 views
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Frequently Asked Questions About Gem Slabs
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Where is Gem Slabs located?
Gem Slabs is located in Catalina State Park / 50-Year, Tucson, Arizona, United States. It is part of the Catalina State Park / 50-Year trail network. The trailhead is located at coordinates 32.49921, -110.86162.
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How hard is Gem Slabs?
Gem Slabs is rated as Double Black Diamond difficulty. The average grade is 14%.
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What is the elevation gain for Gem Slabs?
The trail has 156 ft of elevation descent. The elevation ranges from 3,365 ft to 3,523 ft.
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Is Gem Slabs a point to point trail?
Yes, Gem Slabs is a point to point trail. The direction is Downhill Only. The trail type is singletrack.
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