Dallas Divide (el. 8,983 feet (2,738 m)) is a high mountain pass in the United States state of Colorado located on State Highway 62 about 12 miles (19 km) west of the town of Ridgway.The pass is a saddle between the San Juan Mountains to the south and the Uncompahgre Plateau to the north and divides the Uncompahgre River watershed from the San Miguel River watershed and Ouray County from San Miguel County.