Snow Canyon High School is a public high school located in St. George, Utah, United States. It is a part of the Washington County School District. It serves over 1,100 students, making it the largest high school in St. George and in the district.SportsSCHS competes in the 3A division. Prior to 2007, it was in the 3A division. From the 2007-2008 season to the 2010-2011 season, SCHS competed in 4A.