Our Lady of the Desert School (OLAD) is a coeducational private Roman Catholic combination Elementary, Middle School and High school located in Yucca Valley, San Bernardino County, California, USA. It was founded in 1983, and owns its own facility, which includes a 280-occupancy chapel and tennis courts, on 5 acres (20,000 m²) of land. The school is orthodox Catholic in curriculum and administration.