[3] The school received some criticism over tuition payment issues in March 2009, with an article appearing in the Chicago Tribune and various local media outlets.

[4] One hundred students who were late on their fees, causing a $450,000 budget deficit, were temporarily sent home from the school.

[5] The Chicago Tribune was charged with bad reporting by many parents, who felt that many vital facts were not accurately represented in the initial article.

The school sponsors interscholastic sports teams for both men and women in basketball, cross country, golf, soccer, tennis, track and field, and volleyball.

[7] The following teams have placed in the top four of their respective state tournament sponsored by the IHSA:[8] The Marian Catholic Band has been awarded both the Sudler Shield (1997),[9] "an international award recognizing high school, youth, and international marching bands of world class excellence", and the Sudler Flag of Honor (1991),[10] another international award given for outstanding concert performance from the John Philip Sousa Foundation.