Sun Prairie East High School

Sun Prairie East High School (SPEHS) is a public high school in Sun Prairie, Wisconsin, United States. It is one of two high schools in the Sun Prairie Area School District, the other being Sun Prairie West High School. During the 2022-2023 school year, there were 1,365 students at Sun Prairie East High School. SPEHS is a WIAA Division 1 school and is a member of the Big Eight athletic conference in all sports except for football, in which it is a WIAA Division 2 school and a member of the Badger Conference.

In the summer of 2010, Sun Prairie High School moved to a new building in the southeast part of town. The former school became a combined 8th and 9th grade upper middle school and was named Cardinal Heights Upper Middle School. Cardinal Heights later became a 6th-8th grade middle school and was renamed to Central Heights Middle School. In 2022, the school split into 2 high schools, Sun Prairie West High School and Sun Prairie East High School, with SPWHS getting a new campus on Ironwood Drive and SPEHS keeping the Grove Street Campus.