| Trinity Catholic Schools | |
| Streetaddress: | 810 Empire Road |
| City: | Dickinson |
| State: | North Dakota |
| County: | (Stark County) |
| Zipcode: | 58601 |
| Country: | USA |
| Coordinates: | 46.8911°N -102.7986°W |
| Religion: | Roman Catholic |
| President: | Marya Skaare |
| Dean: | Rev. Christian Smith |
| Chaplain: | Rev. Grant Dvorak |
| Avg Class Size: | 20 (K-4) 60-80 (5-12) |
| Type: | Private, coeducational |
| Grades: | 7–12 |
| Song: | "Across the Field" |
| Mascot: | Titan |
| Sports: | Football, Cross Country, Basketball, Volleyball, Track and Field, and Golf |
| Established: | 1961 |
| Enrollment: | 750 in grades pK-12 |
| Homepage: | trinitycatholicschools.com |
Trinity High School is a Roman Catholic high school located in Dickinson, North Dakota. It is located in the Roman Catholic Diocese of Bismarck. It currently serves about 800 students and is a part of the Trinity Catholic Schools system.
The athletic teams at Trinity are called the Titans.