Welcome to St. Mary Catholic School

St. Mary Catholic School is dedicated to providing a faith-filled, academically excellent education for students in a nurturing environment. For generations, we’ve helped children grow in knowledge, character, and faith, preparing them to become confident learners and compassionate leaders. Whether you’re exploring enrollment or looking for ways to support our students, we welcome you to our school community.

About Us

Students grow in their Catholic faith through daily prayer, weekly Mass, and values woven into every subject, with the opportunity to receive First Communion and Confirmation. 
​Learn more about St. Mary’s Catholic School—our mission, values, and community.

ABOUT US

Admissions

We offer strong core academics plus art, music, and technology classes, with tools like SmartBoards and 1:1 iPads to enhance learning. Students can also participate in athletics and band to build teamwork and school spirit. Schedule a tour and start your child’s journey with us.

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ADMISSIONS

Support

We’re a close-knit school where children feel known, supported, and empowered to be their best. 
​Support St. Mary School and help us continue providing students with an excellent Catholic education.

SUPPORT

Preschool

Beginning with the 2026–2027 school year, we're excited to offer a Pre-K 4 program designed to nurture curiosity, build confidence, and lay a strong academic and spiritual foundation for our youngest learners.

PRESCHOOL

Quick Links

School Calendar

Stay up-to-date on all the things happening at St. Mary School this year.
2025-2026 School Calendar

Supply Lists

Make sure you have all the supplies you need for your student to succeed.
​2025-2026 School Supply Lists

Dress Code

Dress for success! Learn about our dress code expectations​.
​Dress Code (updated July 2025)

St. Mary School is proudly supported by St. Mary Parish in Plano and St. Patrick Parish in Yorkville.