Are dogs allowed on Four Days Diablo Trail?

Yes, dogs are allowed on Four Days Diablo Trail but must be kept on a leash at all times. Pack out waste and respect wildlife.

Do I need a permit to hike Four Days Diablo Trail?

No, Four Days Diablo Trail does not currently require a permit. Still check for seasonal closures or day-use fees with the managing agency before heading out.

How difficult is Four Days Diablo Trail?

Four Days Diablo Trail is rated expert. It is 30.5 miles long with 7,402 feet of elevation gain. Difficulty ratings reflect a combination of distance, elevation gain, and terrain — your experience will depend on your fitness level and trail conditions.

Status unknown — verify before visiting

We don't have current condition data for this trail. Check with the land manager before you go.

See California trail conditions

ExpertPoint to Point

California

Four Days Diablo Trail

Walnut Creek, California

30.5 mi

Distance

7,402 ft

Elev. Gain

12h 58m

Est. Time

Point to Point

Route Type

Expert

Difficulty

About This Trail

Imported description

This is the three day version of the route. The first and second nights are drive-in, so it's recommended to reserve your site in advance. The version skips the leisurely day through Curry Canyon and goes straight to the campsites for a 3 day backpacking trip.

Trail Conditions

Unknown

We have no current condition data for this trail. Check with the operator before you go, and submit a report below if you've been recently.

No recent condition reports. Be the first to share what you see on the trail.

Elevation Profile

Min:74 ft

Max:701 ft

2,256 ft

2,276 ft

Trail Details

Route Type: Point to Point
Surface: Dirt

Official sources & verification

We don't have curated agency sources for this trail in our cache yet. Outdoors is not the permitting authority — confirm conditions, permits, and access with the managing agency before you go. If you know who manages this trail, please tell us.

Reviews

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Legacy import — verify before navigating

Path geometry came from our pre-launch legacy database. Routes have not yet been re-verified against the operator and may differ from the actual trail.