Serving 536 students in grades 6-8, Centennial 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 42% (which is lower than the Washington state average of 53%).
The student-teacher ratio of 18:1 is higher than the Washington state level of 17:1.
Minority enrollment is 27% of the student body (majority Hispanic), which is lower than the Washington state average of 53% (majority Hispanic).
Quick Facts (2026)
- Grades: 6-8
- Enrollment: 536 students
- Student-Teacher Ratio: 18:1
- Minority Enrollment: 27%
- Overall Testing Rank: Bottom 50% in WA
- Math Proficiency: 24% (Btm 50%)
- Reading Proficiency: 42% (Btm 50%)
- Science Proficiency: 27% (Btm 50%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Overview
Centennial Middle School's student population of 536 students has declined by 11% over five school years.
The teacher population of 29 teachers has declined by 19% over five school years.
Grades Offered
Grades 6-8
(No virtual instruction)
(No virtual instruction)
Total Students
536 students
Total Classroom Teachers
29 teachers
Year Founded
1905
School Motto
Respectful, Responsible and Ready To Learn!
School Rankings
Centennial 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 Centennial Middle School is 0.45, 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
#1644 out of 2088 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
24%
41%
Reading/Language Arts Test Scores (% Proficient)
42%
53%
Science Test Scores (% Proficient)
27%
49%
Student-Teacher Ratio
18:1
17:1
American Indian
1%
1%
Asian
2%
9%
Hispanic
13%
27%
Black
3%
5%
White
73%
47%
Hawaiian
1%
2%
Two or more races
7%
9%
All Ethnic Groups
Eligible for Free Lunch
47%
39%
Eligible for Reduced Lunch
13%
9%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Notes
- School Mascot: Eaglets
Frequently Asked Questions
What is Centennial Middle School's ranking?
Centennial Middle School is ranked #1644 out of 2,088 schools, which ranks it among the bottom 50% of public schools in Washington.
What schools are Centennial Middle School often compared to?
Centennial Middle Schoolis often viewed alongside schools like West Valley City 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 42% of students have achieved reading proficiency (compared to the 53% WA state average).
How many students attend Centennial Middle School?
536 students attend Centennial Middle School.
What is the racial composition of the student body?
73% of Centennial Middle School students are White, 13% of students are Hispanic, 7% of students are Two or more races, 3% of students are Black, 2% of students are Asian, 1% of students are American Indian, and 1% of students are Hawaiian.
What is the student-teacher ratio of Centennial Middle School?
Centennial Middle School has a student ration of 18:1, which is higher than the Washington state average of 17:1.
What grades does Centennial Middle School offer ?
Centennial Middle School offers enrollment in grades 6-8 (No virtual instruction).
What school district is Centennial Middle School part of?
Centennial Middle School is part of West Valley School District (Spokane).
School Reviews
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