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3.9 miles
Distance
919 ft
Climb
-1,216 ft
Descent
00:58:31
Avg time
-296 ft
Altitude change
2,133 ft
Altitude min
2,624 ft
Altitude max
2,597 ft
Altitude start
2,301 ft
Altitude end
-1.454%
Grade
-29.439%
Grade max
38.607%
Grade min
2 miles
Distance climb
2 miles
Distance down
752 ft
Distance flat
00:58:31
Avg time
Duff Ranch Details
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Activities
- Mountain Bike
- Gravel Bike
- Adaptive Bike
- Hike
- Trail Running
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Riding AreaOat Hill Mine @ Robert Louis Stevenson park
Calistoga, California -
Difficulty Rating
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Voted DifficultyDouble Black Diamond (1 vote)
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Local Popularity40 in Mountain Biking [+]
- 5 in Trail Running
- 5 in Hiking
- 5 in Adaptive Biking
- 5 in Gravel Biking
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Global Ranking#289409 in Mountain Biking [+]
- #355160 in Trail Running
- #319949 in Hiking
- #18070 in Adaptive Biking
- #48432 in Gravel Biking
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State Ranking#9,317 in Mountain Biking · California [+]
- #14,441 in Trail Running
- #13,734 in Hiking
- #1,005 in Adaptive Biking
- #2,173 in Gravel Biking
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Trail TypeDoubletrack
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Bike TypeAM, XC, Gravel, Adaptive MTB
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DirectionBoth Directions
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Climb DifficultyBlack Diamond
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Physical RatingHard
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Dogs AllowedYes
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Land OwnerNapa Land Trust
No community description for Duff Ranch trail has been added yet!
AI Generated Description
Duff Ranch is a 4 mile moderately popular blue difficulty doubletrack trail located near Calistoga California. This multi-use trail can be used both directions and has a hard overall physical rating with a 919 ft black diamond climb. On average it takes 58 minutes to complete this trail.
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
- 0 rides
All
- 6 rides
- Last: Jun 21, 2026
Duff Ranch 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 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%
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- < 50%
- bi-directional trail
- no data
Trail Last Used
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- < 2 days
- < 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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Trail Popularity ?
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Directions to duff-ranch trailhead
(38.613990, -122.503340)
Photos
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Videos
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Routes with this trail
★ 4.5 • 26 miles • 5,268 ft • 6 • Out & Back •
A great place to practice some basic, all the way to advanced MTB skills, before races, or just to stay in...
Octane77
Very dry, lots of burn damage. Several downed/fallen trees, but passable. Mostly singletrack. Mildly overgrown and not frequently traveled.
mosei
There’s a big sign saying you can’t go without permission. Not sure how serious they are but I’d rather not get busted for trespassing.
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Nearby Trails
- Three Peaks Shortcut 948 ft
- Hoffnagle Loop 2 miles
- Hoffnagle Loop 2 miles
- Oat Hill Mine 3 miles
- Upper Oat Hill 3 miles
Oat Hill Mine @ Robert Louis Stevenson park
- By joepridmore & contributors
- #27000 - 3,070 views
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