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Mount Trelease route map
Difficulty: DifficultLoop

Mount Trelease

Idaho Springs, Colorado

5.0 mi

Distance

1,804 ft

Elev. Gain

2h 28m

Est. Time

Loop

Route Type

Difficult

Difficulty

About This Trail

Mount Trelease is a loop trail in Arapaho National Forest, managed by the United States Forest Service, in Clear Creek County, Colorado. It is 5 miles long and gains 1,804 feet. The nearest town is Keystone, Colorado, about 6 miles away in a straight line.

From the trail data on this page. For conditions and closures, see official sources.

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:3,236 ft
Max:3,731 ft
Gain:550 ft
Loss:550 ft
Elevation profileA line rising and falling between 3,236 ft and 3,731 ft across 5.0 mi along the route, drawn from start to end.3,236 ft3,401 ft3,566 ft3,731 ft0.0 mi1.2 mi2.5 mi3.7 mi5.0 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi3,236 ft
High point2.3 mi3,731 ft
End5.0 mi3,236 ft

Trail Details

Route Type
Loop

Official sources & verification

Managed by United States Forest Service

Verify before you go

Managing agency

Where it is

Nearest town:
Keystone, CO · about 6 mi away
County:
Clear Creek County, CO
Jurisdiction:
Arapaho National Forest · United States Forest Service

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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