• Prospective Families

    learn more
  • Current Families

    learn more
  • Alumni

    learn more
  • Fall Festival 2019

    learn more

CORE VALUES ICCS educates the whole student —
spiritually, intellectually, physically, and emotionally, while embracing the following values:
Integrity — doing the right thing no matter the personal cost
Confidence — knowing all things are possible through God who gives us strength
Courage — standing for what is right even if it means to stand alone
Service — bettering the lives of those around us

Welcome to ICCS

Welcome Video

Join ICCS Today

Mission Statement

Immaculate Conception Cathedral School is an inclusive Catholic school that in the Mercy Sisters' tradition, embraces each student's God-given talents and, through a rigorous college preparatory curriculum, empowers all students to reach their full potential.

Learn More

Upcoming Events

Full Calendar

Recent School News

  • Senior Spotlight of the Week Wednesday, October 23, 2019
    The Senior Spotlight this week is on Samantha "Sam" Oswald. Samantha has applied to Christian Brothers University, St. Edward's University, St. Louis University, University of Dayton...
  • Middle School Students Start International Postcard Exchange Thursday, October 10, 2019
    Immaculate Conception Cathedral School students in grades 5th through 8th recently started a classroom postcard exchange with students across the globe.  Students sent postcards to classrooms ac...

More News