Serving 697 students in grades 6-8, Sumner Middle School ranks in the top 30% of all schools in Washington for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 51% (which is higher than the Washington state average of 40%). The percentage of students achieving proficiency in reading/language arts is 64% (which is higher than the Washington state average of 53%).
The student:teacher ratio of 20:1 is higher than the Washington state level of 16:1.
Minority enrollment is 44% of the student body (majority Hispanic), which is lower than the Washington state average of 52% (majority Hispanic).
Quick Stats (2025)
- Grades: 6-8
- Enrollment: 697 students
- Student:Teacher Ratio: 20:1
- Minority Enrollment: 44%
- Overall Testing Rank: Top 30% in WA
- Math Proficiency: 51% (Top 30%)
- Reading Proficiency: 64% (Top 30%)
- Science Proficiency: 51% (Top 50%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Overview
Sumner Middle School's student population of 697 students has declined by 12% over five school years.
The teacher population of 35 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 6-8
(offers virtual instruction)
(offers virtual instruction)
Total Students
697 students

Gender %

Total Classroom Teachers
35 teachers

Students by Grade

School Rankings
Sumner Middle School ranks within the top 30% of all 2,113 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of Sumner Middle School is 0.62, 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
#522 out of 2113 schools
(Top 30%)
(Top 30%)

Math Test Scores (% Proficient)
51%
40%

Reading/Language Arts Test Scores (% Proficient)
64%
53%

Science Test Scores (% Proficient)
51%
49%
Student : Teacher Ratio
20:1
16:1

American Indian
n/a
1%

Asian
5%
9%

Hispanic
24%
26%

Black
2%
5%

White
56%
48%

Hawaiian
1%
2%

Two or more races
12%
9%

All Ethnic Groups



Eligible for Free Lunch
42%
49%

Eligible for Reduced Lunch
14%
8%

School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Sumner Middle School's ranking?
Sumner Middle School is ranked #522 out of 2,113 schools, which ranks it among the top 30% of public schools in Washington.
What schools are Sumner Middle School often compared to?
Sumner Middle Schoolis often viewed alongside schools like Lakeridge Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
51% of students have achieved math proficiency (compared to the 40% WA state average), while 64% of students have achieved reading proficiency (compared to the 53% WA state average).
How many students attend Sumner Middle School?
697 students attend Sumner Middle School.
What is the racial composition of the student body?
56% of Sumner Middle School students are White, 24% of students are Hispanic, 12% of students are Two or more races, 5% of students are Asian, 2% of students are Black, and 1% of students are Hawaiian.
What is the student:teacher ratio of Sumner Middle School?
Sumner Middle School has a student ration of 20:1, which is higher than the Washington state average of 16:1.
What grades does Sumner Middle School offer ?
Sumner Middle School offers enrollment in grades 6-8 (offers virtual instruction).
What school district is Sumner Middle School part of?
Sumner Middle School is part of Sumner-Bonney Lake School District.
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