About Us

Welcome Trinity High School is a Catholic high school with grades 7-12 located in Dickinson, North Dakota. We are part of the Dickinson Catholic School system which also has two feeder elementary schools within it. Trinity East located at St. Wenceslaus and Trinity West at St. Patrick's.

The High school was established in 1961 and has since graduated over 3600 students.

Trinity continues a Catholic education tradition for Catholic and Non-Catholic students that is over 106 years old. Over 95% of our students go on to college, living the core spiritual values taught and displayed daily in our school.