The Sisters of St. Agnes have offered a curriculum incorporating a college prep focus since its founding.

It is the oldest Catholic, coeducational high school in DuPage County, Illinois.

[3] Pulling from more than 38 different suburban communities, ICCP has an average class size 19:1.

[4] IC Catholic Prep offers 25+ Advanced Placement and Honors classes in addition to its regular course offerings IC Catholic prep has the best Fine Arts program (Music, Art, and Drama).

In 2023, the girls soccer team took fourth place in IHSA Class 1A.