Harrison Middle School is located in Sunnyside, WA and is one of 2 middle schools in Sunnyside School District. It is a public school that serves 720 students in grades 6-8. See Harrison Middle School's test results
to learn more about school performance.
In 2011, Harrison Middle School had 20 students for every full-time equivalent teacher. The Washington average is 19 students per full-time equivalent teacher.