Xavier admits students on the basis of their ability to succeed in a college preparatory environment.

For admission, students must submit an application, references, transcripts, and sit for the High School Placement Test (HSPT).

[4][5] The sports teams are known as the Saints and compete in the Desert Empire League.

Xavier manages to continually field competitive teams in every sport.

[6] The Saints' Cross Country boys' team won the 2014 State Championship and the girls finished tenth in their respective Division 5 races at the 2010 CIF Cross Country State Finals in Fresno, California.