Wetaskiwin Composite High School (WCHS) is a public senior high school in Wetaskiwin, Alberta and a part of Wetaskiwin Regional Division No. 11.
Adjacent to the City of Wetaskiwin Recreation Complex, the building has an area of about . In addition to Wetaskiwin it serves Millet, sections of the County of Wetaskiwin No. 10, and the Four Nations Reserve.