The mission of St. Mary School is to provide a Catholic education in a Christ-centered environment which enables students to attain religious and academic excellence.

St. Mary School exists as a part of the Catholic School System of the Diocese of Sioux City.

St. Mary Catholic School is the choice for those who desire a faith-based education rooted in the Gospel message, a sense of belonging and community, and an opportunity for Christian service. The learning program promotes value-oriented education with academic excellence in a personalized learning environment. Parent involvement and support are essential.