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Anthracite Pass Trail

Anthracite Pass Trail

White River National ForestMarble, Colorado

hardout and back
6
Miles
2,500
Elevation Gain (ft)
5
Hours
12,100
High Point (ft)

Overview

A short but very steep trail through the Raggeds Wilderness climbing to a mountain pass with beautiful views of surrounding peaks. Passes through aspen groves, pine forests, and open meadows with great wildflower displays. The full route covers 6 miles round trip with about 2,500 feet of climbing, and most hikers finish it in around 5 hours. It sits in the White River National Forest, near Carbondale in Gunnison County, topping out at 12,100 feet.

Trail Highlights

Raggeds Wilderness
Mountain pass views
Wildflower meadows
Historic Marble quarry access

How Hard Is It?

This is rated hard. The long 6-mile distance paired with demanding 2,500 feet of gain is what sets the effort level. You hike out to the turnaround and return the same way, so you see the route twice and can turn back early without missing the payoff. The high point is above 11,500 feet, where the thin air makes the climb feel harder than the numbers suggest. If you hike regularly, plan for roughly 5 hours of moving time; add a buffer for photos, snack stops, and the slower pace at altitude.

Best Time to Hike

The best seasons here are summer. Summer is the reliable window once the snow clears, though that also means the busiest trailheads and the daily afternoon thunderstorm risk. In Colorado the weather turns fast in the high country, so start early, aim to be heading down by early afternoon, and watch the sky. Lightning, not distance, is what turns most summer hikes around.

☀️summer

Getting to the Trailhead

The trailhead is in the White River National Forest, closest to Carbondale (Gunnison County). No pass or permit is required to park, though popular lots still fill early on summer weekends. The parking coordinates are 39.0377, -107.1839; plug those into your map app rather than the trail name, since several Colorado trailheads share names. Mountain weather and road closures can change access, so confirm the access road is open before a long drive.

Dogs & Kids

Dogs are allowed, and they should stay leashed to protect wildlife and other hikers. It is a tough one for young kids given the 6 miles and 2,500 feet of gain. Save it for older, trail-tested kids or go without them.

What to Pack

Pack the Colorado basics: more water than you expect, layers for a 30-degree temperature swing, sun protection for the high-altitude UV, and rain protection for the afternoon. For a long, demanding hike like this one, the gear that earns its weight most is sturdy footwear and poles. Here is what we actually recommend for trails like this:

Frequently Asked Questions

How long does the Anthracite Pass Trail take?

Most hikers finish the 6-mile route in about 5 hours, plus stops. Allow extra time at altitude and for photos.

How hard is the Anthracite Pass Trail?

It is rated hard, with 2,500 feet of gain over 6 miles and a high point of 12,100 feet. Come with conditioning and high-country experience.

Is the Anthracite Pass Trail dog-friendly?

Yes, leashed dogs are allowed. Pack water for them and clean up after them.

When is the best time to hike the Anthracite Pass Trail?

The best seasons are summer. Start early to beat both the crowds and Colorado's afternoon thunderstorms.

Do I need a pass or permit for the Anthracite Pass Trail?

No pass or permit is required to park, though popular lots still fill early on summer weekends.

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Trail Information

County:Gunnison
Nearest City:Carbondale
Parking Pass:No Pass Required
Dog-Friendly:Yes
Kid-Friendly:No

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