Serving 240 students in grades 6-8, Rainier 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 36% (which is lower than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 40-44% (which is lower 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 17% of the student body (majority Hispanic), which is lower than the Washington state average of 52% (majority Hispanic).
Quick Facts (2025-26)
- Grades: 6-8
- Enrollment: 240 students
- Student-Teacher Ratio: 20:1
- Minority Enrollment: 17%
- Overall Testing Rank: Bottom 50% in WA
- Math Proficiency: 36% (Btm 50%)
- Reading Proficiency: 40-44% (Btm 50%)
- Science Proficiency: 30-34% (Btm 50%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Overview
Rainier Middle School's student population of 240 students has grown by 14% over five school years.
The teacher population of 12 teachers has grown by 20% over five school years.
Grades Offered
Grades 6-8
(No virtual instruction)
(No virtual instruction)
Total Students
240 students
Gender %
Total Classroom Teachers
12 teachers
Year Founded
1905
School Calendar
Last Day of School
Fri. Jun 12, 2026
School Rankings
Rainier 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 Rainier Middle School is 0.30, 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
#1355 out of 2088 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
36%
41%
Reading/Language Arts Test Scores (% Proficient)
40-44%
53%
Science Test Scores (% Proficient)
30-34%
49%
Student-Teacher Ratio
20:1
16:1
American Indian
1%
1%
Asian
1%
9%
Hispanic
8%
26%
Black
n/a
5%
White
83%
48%
Hawaiian
n/a
2%
Two or more races
7%
9%
All Ethnic Groups
Eligible for Free Lunch
50%
49%
Eligible for Reduced Lunch
11%
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 Rainier Middle School's ranking?
Rainier Middle School is ranked #1355 out of 2,088 schools, which ranks it among the bottom 50% of public schools in Washington.
What percent of students have achieved state testing proficiency in math and reading?
36% of students have achieved math proficiency (compared to the 41% WA state average), while 40-44% of students have achieved reading proficiency (compared to the 53% WA state average).
How many students attend Rainier Middle School?
240 students attend Rainier Middle School.
What is the racial composition of the student body?
83% of Rainier Middle School students are White, 8% of students are Hispanic, 7% of students are Two or more races, 1% of students are American Indian, and 1% of students are Asian.
What is the student-teacher ratio of Rainier Middle School?
Rainier Middle School has a student ration of 20:1, which is higher than the Washington state average of 16:1.
What grades does Rainier Middle School offer ?
Rainier Middle School offers enrollment in grades 6-8 (No virtual instruction).
What school district is Rainier Middle School part of?
Rainier Middle School is part of Rainier School District.
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