Camas is a city in Clark County, Washington, with a population of 26,065 at the 2020 census. The east side of town borders the city of Washougal, Washington, and the west side of town borders Vancouver, Washington. Camas lies along the Washington side of the Columbia River, across from Troutdale, Oregon, and is part of the Portland metropolitan area. One of the major geographical features of the city is Prune Hill.