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Mount Wilson Loop route map
Difficulty: ExpertLoop

Mount Wilson Loop

Pasadena, California

20.5 mi

Distance

10,951 ft

Elev. Gain

9h 50m

Est. Time

Loop

Route Type

Expert

Difficulty

About This Trail

Mount Wilson Loop is a loop trail in Los Angeles County, California. It is 21 miles long and gains 10,951 feet. It is in or next to Pasadena, California.

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:330 ft
Max:1,741 ft
Gain:3,338 ft
Loss:3,338 ft
Elevation profileA line rising and falling between 330 ft and 1,741 ft across 20.5 mi along the route, drawn from start to end.330 ft800 ft1,271 ft1,741 ft0.0 mi5.1 mi10.2 mi15.3 mi20.5 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi351 ft
High point7.7 mi1,741 ft
End20.5 mi351 ft

Trail Details

Route Type
Loop

Official sources & verification

Verify before you go

Where it is

Nearest town:
Pasadena, CA · in or next to town
County:
Los Angeles 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?

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.

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