Coal Bank Pass
One of the signs at the summit of the pass
Elevation	10,640 ft (3,243 m)[1]
Traversed by	US 550
Location	San Juan County, Colorado, U.S.
Range	San Juan Mountains
Coordinates	37°42′02″N 107°46′37″W / 37.70056°N 107.77694°W / 37.70056; -107.77694
Topo map	USGS Engineer Mountain

Coal Bank Pass, elevation 10,640 feet (3,240 meters), is a mountain pass in the San Juan Mountains of western Colorado in the United States. The pass is in the San Juan National Forest.

Route

The pass is traversed by the Million Dollar Highway, U.S. Highway 550 south of Silverton, which is part of the San Juan Skyway Scenic Byway. While the north side is fairly gentle, the descent on the south side is very steep (6.5%), and has a runaway truck ramp for trucks that lose control. It is basically downhill the entire way to Durango.