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Shields Peak and Alto Diablo via Momyer Trail route map
Difficulty: ExpertLoop
California

Shields Peak and Alto Diablo via Momyer Trail

Forest Falls, California

17.3 mi

Distance

7,385 ft

Elev. Gain

3h

Est. Time

Loop

Route Type

Expert

Difficulty

About This Trail

Shields Peak and Alto Diablo via Momyer Trail is a loop trail in San Bernardino County, California. It is 17 miles long and gains 7,385 feet. The nearest town is Oak Glen, California, about 2 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.

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

Elevation Profile

Min:1,663 ft
Max:3,301 ft
Gain:2,251 ft
Loss:2,251 ft
Elevation profileA line rising and falling between 1,663 ft and 3,301 ft across 17.3 mi along the route, drawn from start to end.1,663 ft2,209 ft2,755 ft3,301 ft0.0 mi4.3 mi8.7 mi13.0 mi17.3 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi1,675 ft
High point7.0 mi3,301 ft
End17.3 mi1,675 ft

Trail Details

Route Type
Loop

Official sources & verification

Verify before you go

Where it is

Nearest town:
Oak Glen, CA · about 2 mi away
County:
San Bernardino 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.

Nearby Trails

More trails near Shields Peak and Alto Diablo via Momyer Trail
Momyer Creek Trail to Dobbs Cabin

Momyer Creek Trail to Dobbs Cabin

10.4 mi
TrailDifficulty: Expert
Momyer to San Gorgonio

Momyer to San Gorgonio

24.3 mi
TrailDifficulty: Expert
San Bernardino Peak via Momyer Creek Trail

San Bernardino Peak via Momyer Creek Trail

16.2 mi
TrailDifficulty: Expert
Momyer Creek Trail to Robb's Peak

Momyer Creek Trail to Robb's Peak

12.6 mi
TrailDifficulty: Expert
Falls Creek Trail

Falls Creek Trail

6.6 mi
TrailDifficulty: Difficult
San Bernardino 9 Peaks Traverse

San Bernardino 9 Peaks Traverse

25.0 mi
TrailDifficulty: Expert

Stay nearby

Campgrounds near this trail

More campgrounds

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