[6] In 2013 and in 2016, Cristo Rey students were selected for the national Horatio Alger Scholar program, which honors outstanding students who have overcome early obstacles to their education.

[10] The school also hosts university students doing voluntary service projects.

[11] The following clubs are active at the school: Art Club, Cheerleading, Drum Line, FIRST Robotics Competition, Interact of Rotary International, National Hispanic Honor Society, National Honor Society, No Place For Hate, Peer Counselors, Student Ambassadors, and Student Council.

[12] A popular extracurricular is being one of the CRKC Student Dancers and a part of their hip hop performance.

[13] The school is a member of the Missouri State High School Activities Association and fields boys' and girls' teams in cross country, soccer, and basketball, track and field, along with boys' baseball and girls' volleyball.