2,629 ft
Distance
90 ft
Climb
-121 ft
Descent
00:06:36
Avg time
Upper Tilley Trail Details
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Activities
- Mountain Bike
- Hike
- Trail Running
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Riding AreaRockville Hills Regional Park
Fairfield, California -
Difficulty Rating
-
Trail TypeSingletrack
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DirectionBoth Directions
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Dogs AllowedYes
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Global Ranking
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Local Popularity70 in Mountain Biking [+]
- 60 in Trail Running
- 50 in Hiking
No description for Upper Tilley Trail trail has been added yet!
Upper Tilley Trail is a 2,629 ft popular black diamond singletrack trail located near Fairfield California. This mountain bike primary trail can be used both directions. On average it takes 6 minutes to complete this trail.
Traditionally Indigenous Territory
More Stats for Upper Tilley Trail mountain bike trail trail
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Altitude change-31 ft
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Altitude min261 ft
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Altitude max368 ft
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Altitude start292 ft
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Altitude end261 ft
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Grade-1.171%
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Grade max-29.776%
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Grade min14.975%
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Distance climb992 ft
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Distance down1,407 ft
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Distance flat230 ft
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Avg time00:06:36
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Avg reverse time00:07:22
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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
Trailforks scans ridelogs 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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Trail Popularity ?
Trailforks scans ridelogs 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 rides = more kinetic energy = warmer colors.
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- popular
- less popular
- not popular
ATV/ORV/OHV Filter
Max Vehicle Width
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US Cell Coverage
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Radar Time
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Activity Recordings
Trailforks users anonymized public ridelogs from the past 6 months.
- mountain biking recent
- mountain biking (>6 month)
- hiking (1 year)
- moto (1 year)
Activity Recordings
Trailforks users anonymized public skilogs from the past 12 months.
- Downhill Ski
- Backcountry Ski
- Nordic Ski
- Snowmobile
Winter Trails
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Missing Trails
Most Popular
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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Directions to upper-tilley-trail trailhead
(38.242629, -122.133591)
update trails status or condition
Upper Tilley Trail Trail Reports
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Recent Ridelog Activity on Trail
Past Week
- 1 rides
- 10 miles avg distance
6 Months
- 25 rides
- 12 miles avg distance
All
- 308 rides
- Last: Jul 16, 2025
Photos
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Routes with this trail
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Videos
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Nearby Trails
- Fire Road 174 ft
- Tilley Connector 203 ft
- Lower Tilley Loop 764 ft
- Old Ranch Paved Road 938 ft
- Wild Turkey Run 1,152 ft
Rockville Hills Regional Park
- By bkxc
Everstoke & contributors
- #62175 - 1,621 views
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