Welcome to Assumption Catholic School  

Click here for: Financial Aid Programs & Scholarships

Click here for:  REGISTRATION for the 2022-2023 School Year 


Pre K Expanding - Limited spots available.
K-8 registration ongoing

Tuesday, May 31 - August 12, 2022 hours will be Mon-Fri, 9 am to 1 pm

Closed July 1 - 8,  2022



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Join our Professional Team of Private School Educators

Watch us grow! Assumption School is seeking to hire a new preschool teacher and two more instructional (teacher) aides for the 2022-2023 school year! If you are... Read More

MOScholars Scholarship Application Now Open!

Assumption School is excited to publicize that the Missouri State Treasurer’s Office has approved the Today and Tomorrow Educational Foundation (TTEF) as ... Read More

MoScholars Offers New Families Tuition Assistance

If you know someone who thinks they can’t afford a Catholic education at Assumption School, please spread the good news that additional financial assistan... Read More

Assumption School’s Out for Summer Camps June 7-July 15

When the school year ends at Assumption School in O’Fallon, summer vacation and summer camps begin! A variety of two-day and weeklong adventures await tho... Read More

Assumption Students Honor Famous Missourians with Living History Walk

When it comes to learning about Missouri history, third-grade students at Assumption School in O’Fallon continue to bring history to life through the art ... Read More

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