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Otay Mountain Truck Trail via Marron Valley Road route map
Difficulty: ExpertOut and Back

Otay Mountain Truck Trail via Marron Valley Road

Dulzura, California

19.1 mi

Distance

4,232 ft

Elev. Gain

7h 51m

Est. Time

Out & Back

Route Type

Expert

Difficulty

About This Trail

Otay Mountain Truck Trail via Marron Valley Road is an out-and-back trail in San Diego County, California. It is 19 miles long and gains 4,232 feet. The nearest town is Jamul, California, about 7 miles away in a straight line.

From the trail data on this page.

Trail Conditions

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.

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Elevation Profile

Min:395 ft
Max:1,081 ft
Gain:1,290 ft
Loss:1,290 ft
Elevation profileA line rising and falling between 395 ft and 1,081 ft across 19.1 mi along the route, drawn from start to end.395 ft624 ft852 ft1,081 ft0.0 mi4.8 mi9.6 mi14.3 mi19.1 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi396 ft
High point9.5 mi1,081 ft
End19.1 mi396 ft

Trail Details

Route Type
Out & Back

Official sources & verification

Verify before you go

Where it is

Nearest town:
Jamul, CA · about 7 mi away
County:
San Diego County, CA

Nearest town and county from U.S. Census Bureau place records and county boundaries.

We display cached information from agency feeds. Hours, fees, permits, closures, fire restrictions, and conditions change without notice. Outdoors is not the permitting authority. Confirm current conditions for this trail using the links above before you go — you are responsible for compliance. Last verified by us: May 23, 2026. Our copy is more than a month old — please reconfirm with the agency before relying on it.Spot an error in our data?

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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.

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