Oso, Washington

Oso is a census-designated place (CDP) in Snohomish County, Washington, United States located west of Darrington, Washington, south of the North Fork of the Stillaguamish River and approximately 50 air miles from Seattle. The population of Oso was 180 at the 2010 census. The community made international news as the site of a large landslide in March 2014.