| St. Johns High School | |
| Ceeb: | 030365 |
| Principal: | Steven Palmer |
| Address: | 360 Redskin Drive |
| Zipcode: | 85936 |
| Country: | USA |
| Coordinates: | 34.5°N -109.385°W |
| Enrollment: | 284 (2016-17)[1] |
| Colors: | Red and white [2] |
St. Johns High School is a high school in St. Johns, Arizona. It is the only high school under the jurisdiction of the St. Johns Unified School District, which also includes Coronado Elementary School and St Johns Middle School.The school moved to its current campus in 1981. The old campus is now county offices.Their mascot is the Redskin.[3] This rural high school has the longest high school rivalry in Arizona state history with the neighboring high school, Round Valley Elks. This rivalry dates back to 1904.
St. Johns High School participates within the Arizona Interscholastic Association and has 11 sports.
| Fall | Girls Soccer | Shayla Udall | |
| Fall | Boys Soccer | TJ Hendriksen | |
| Fall | Volleyball | Joy Whiting | |
| Fall | Football | Lon Dimbatt | |
| Winter | Boys Basketball | Casey Heap | |
| Winter | Girls Basketball | Ray David | |
| Winter | Wreslting | Brandon Crosby | |
| Spring | Baseball | Kenneth Blank | |
| Spring | Softball | Kasey Nelson | |
| Spring | Boys Track & Field | Charles Stumbaugh | |
| Spring | Girls Track & Field | Jami Lee |