Mountain Crest High School (MCHS) is a four-year public high school in Hyrum, Utah. Established in 1983 as part of the Cache County School District, its campus is in the southeast part of Hyrum, a city in the Southern part of Cache County. Mountain Crest High is currently in the Utah High School Activities Association (UHSAA) class 4A Region 11 and its mascot is a mustang. The school was split for the 2016-2017 school year after the completion of Ridgeline High School; new boundaries were drawn and a portion of the student body and faculty were assigned to the new school. Students residing in the cities and towns of Hyrum, Wellsville, Mendon, Petersboro, Paradise, Avon, and Mount Sterling are within its geographical jurisdiction.
