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Sangre de Cristo Range · Colorado 13er · No. 202 of the 13ers

Northeast Ridge from Gibbs Peak

Mount Marcy, 13,504'

DifficultyClass 2
Round trip28 mi
Elevation gain8,000'
TrailheadGibson Creek
Trailhead elevation9,130'

Conditions on the summit

Loading Fetching the forecast for 13,504'…
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Afternoon storm risk is the line that matters. Everything else is comfort. In summer, plan to be off the ridge before the build-up starts, not as it starts. Forecast for the summit point, adjusted for its elevation · data from Open-Meteo.

Colorado 13er · Northeast Ridge from Gibbs Peak

Overview

Mount Marcy is a remote summit on the main crest south of Gibbs Peak. The usual plan is a long day from a South Brush Creek camp over De Anza Peak and Gibbs Peak.

From Gibbs, return to the main crest and head south, over or around Point 13,335, then southwest to the top. The 1.5-mile walk is tundra and embedded rock, Class 2, with one rockier spot. Marcy can also be linked north from Silver Peak and the Lakes of the Clouds.

Counting De Anza and Gibbs, the round trip from the Gibson Creek trailhead is about 28 miles with 8,000 feet of gain. Mileage and gain are our estimates. Most people backpack in and camp near treeline, then climb the next day. The Ducket Creek trailhead to the north is a bit shorter, with about 1,000 feet less wasted climbing on the Rainbow Trail.

Plan of the day

Start by

Leave camp by 6:30 a.m.

Turnaround

Be on the crest by 11 a.m.

Crux

The long approach. The peaks themselves are easy.

Route-finding

Easy once you're on the crest. The Rainbow Trail has many junctions; stay on it north to South Brush Creek.

Water

South Brush Creek. Filter it.

Getting to the trailhead

Trailhead

Gibson Creek

Find it on a map

From Westcliffe, drive south on Colorado 69 and turn west on County Road 160, across from the gas station. After 6 miles, turn right on County Road 164, go 1.5 miles, then left on County Road 172. The Forest Service boundary (often the winter closure) is 0.3 mile up, and the trailhead 0.2 mile beyond.

Much of the land along the way is private. Park only at the trailhead, or along the road with care if it is full, and don't camp on the drive in.

Before you go

Check these the week of your climb.

Official forecast

The National Weather Service forecast for the summit area, hour by hour. Look for thunderstorm chances and wind above treeline.

NWS point forecast →

Directions to the trailhead

Gibson Creek. Road conditions near the trailhead change after storms. Check your clearance and have a backup plan for a lower lot.

Get directions →

Roads and highways

Closures, construction and winter conditions on the highways that get you there.

COtrip road conditions →

Closures and fire rules

Trail closures, fire bans and other alerts from the Forest Service in Colorado. For the latest on your trailhead, call the local ranger district.

Forest Service alerts →

Snow on the route?

From fall through early summer, any snow slope can slide. Check the avalanche forecast before you go.

Avalanche forecast →

Cell signal

Most trailheads and many summits have little or no signal. Check coverage near the trailhead and carry a satellite messenger or beacon if you can.

FCC coverage map →

Less traffic, less margin

This describes the route on a dry summer day. Most 13ers see few people, so there may be no one along behind you. Check recent conditions the week you go, carry a map, tell someone your plan, and turn around when the day tells you to.