Stevenson is a city in the Columbia River Gorge National Scenic Area along the Columbia River in Skamania County, Washington, United States. It is the county seat of Skamania County and home to the Skamania County Court House and Sheriff's Office. The population was 1,491 at the 2020 census. Stevenson is home to the Columbia Gorge Museum, which focuses on several tribes that were once located near the Columbia River.