Serving 820 students in grades 6-8, Harrison Middle School ranks in the bottom 50% of all schools in Washington for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 24% (which is lower than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 43% (which is lower than the Washington state average of 53%).
The student-teacher ratio of 21:1 is higher than the Washington state level of 17:1.
Minority enrollment is 94% of the student body (majority Hispanic), which is higher than the Washington state average of 53% (majority Hispanic).
Quick Facts (2026)
- Grades: 6-8
- Enrollment: 820 students
- Student-Teacher Ratio: 21:1
- Minority Enrollment: 94%
- Overall Testing Rank: Bottom 50% in WA
- Math Proficiency: 24% (Btm 50%)
- Reading Proficiency: 43% (Btm 50%)
- Science Proficiency: 24% (Btm 50%)
- Attendance Zone: Harrison Middle School serves the southern part of Sunnyside, WA, covering an area of approximately 29.6 square miles. Most students live within a 10-12 minute drive of the school, with the furthest edge of the attendance zone being about 7 miles away.
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Overview
Harrison Middle School's student population of 820 students has declined by 13% over five school years.
The teacher population of 40 teachers has declined by 14% over five school years.
Grades Offered
Grades 6-8
(No virtual instruction)
(No virtual instruction)
Total Students
820 students
Total Classroom Teachers
40 teachers
Year Founded
1905
School Calendar
School Rankings
Harrison Middle School ranks within the bottom 50% of all 2,088 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of Harrison Middle School is 0.11, which is less than the diversity score at state average of 0.69. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1627 out of 2088 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
24%
41%
Reading/Language Arts Test Scores (% Proficient)
43%
53%
Science Test Scores (% Proficient)
24%
49%
Student-Teacher Ratio
21:1
17:1
American Indian
n/a
1%
Asian
n/a
9%
Hispanic
94%
27%
Black
n/a
5%
White
6%
47%
Hawaiian
n/a
2%
Two or more races
n/a
9%
All Ethnic Groups
Chronically Absent Students
(22-23)36.3%
34.7%
Eligible for Free Lunch
76%
39%
Eligible for Reduced Lunch
7%
9%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Frequently Asked Questions
What is Harrison Middle School's ranking?
Harrison Middle School is ranked #1627 out of 2,088 schools, which ranks it among the bottom 50% of public schools in Washington.
What schools are Harrison Middle School often compared to?
Harrison Middle Schoolis often viewed alongside schools like Sierra Vista Middle School, Toppenish Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
24% of students have achieved math proficiency (compared to the 41% WA state average), while 43% of students have achieved reading proficiency (compared to the 53% WA state average).
How many students attend Harrison Middle School?
820 students attend Harrison Middle School.
What is the racial composition of the student body?
94% of Harrison Middle School students are Hispanic, and 6% of students are White.
What is the student-teacher ratio of Harrison Middle School?
Harrison Middle School has a student ration of 21:1, which is higher than the Washington state average of 17:1.
What grades does Harrison Middle School offer ?
Harrison Middle School offers enrollment in grades 6-8 (No virtual instruction).
What school district is Harrison Middle School part of?
Harrison Middle School is part of Sunnyside School District.
School Reviews
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