Loyola Sacred Heart High School is a private, Roman Catholic high school in Missoula, Montana. It is one of two high schools in the Roman Catholic Diocese of Helena, the other being Butte Central Catholic in Butte. It is affiliated with St. Joseph Elementary School, and both institutions are supported by the Loyola Sacred Heart Foundation. The Boys and Girls sports teams go by different names, being the Rams and the Breakers, respectively.

Missoula is a city in and the county seat of Missoula County, Montana, United States. It is located along the Clark Fork River near its confluence with the Bitterroot and Blackfoot Rivers in western Montana and at the convergence of five mountain ranges, thus it is often described as the "hub of five valleys". The 2020 United States Census shows the city's population at 73,489 and the population of the Missoula Metropolitan Area at 122,458. Missoula is the 2nd largest city and metropolitan area in Montana. Missoula is home to the University of Montana, a public research university.