St. Dominic High School Logo

COVID-19 Notice

For coronavirus-related updates:

Latest News

View All News

Upcoming Events

Connecting Cooridor
all day
St. Dominic High School, 31 St Dominic Dr, O'Fallon, MO 63366, USA
A student distributes communion to another student during a school Mass

Guided by Faith

Our Catholic faith is at the core of our identity at St. Dominic High School. Learn how our students grow in faith during their four years at St. Dominic. 

Learn More

Nine students wearing college t-shirts pose for a photo in front of a high school

College Preparatory

Backed by college preparatory curriculum, dual-credit courses, ACT preparation and individual college guidance, 99% of St. Dominic graduates move on to higher education.

Learn More