Dog Mountain rises above the north side of the Columbia River Gorge in the U.S. state of Washington. The base of the mountain is in Skamania County along Washington State Route 14, about 9 miles (14 km) east of Stevenson and 53 miles (85 km) east of Vancouver. From its base at 150 feet (46 m), it climbs steeply to an elevation of 2,948 feet (899 m).The mountain is the site of a popular hiking trail that begins on the north side of Route 14 at milepost 53.