McClure Pass

McClure Pass is one of the steepest paved roads of Colorado

McClure Pass is a high mountain pass at an elevation of 2.681m (8,795ft) above the sea level, located on the boundary of Pitkin and Gunnison counties, in Colorado, USA. It’s one of the steepest paved roads in the state, climbing an 8 percent grade.

How long is McClure Pass?

Set high in the western part of the state, the road to the summit is totally paved. It’s called Highway 133 (West Elk Loop Scenic Byway). The pass is 79.82km (49.6 miles) long. It runs north-south from the town of Carbondale in Garfield County to Somerset, a coal mining town in Gunnison County. In 1947, the route was improved to its modern form. It’s steep on both sides:  9% max grades on the Carbondale side and 8% max grades on the Somerset side.

Is McClure Pass open in Colorado?

Set high in the Rocky Mountains of western Colorado, the pass is generally open year round and closed only during heavy snowstorms. Risk of avalanches. Near the summit, there is a park area and overlook on the south side of the road.



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