Nooksack (Nooksack: Noxwsʼáʔaq) or Nootsack may refer to: Nooksack people, an American Indian tribe in Whatcom County, Washington Nooksack language, the language of this tribe Places Nooksack River, a river in Whatcom County, Washington Nooksack Valley, a valley formed by this river Nooksack, Washington, a town in Whatcom County, Washington Schools Nooksack Valley School District (commonly referred to as Nooksack), a school district in Whatcom County, Washington Nooksack Valley High School, the high school of this school district