Serving 1,003 students in grades 6-8, Tumwater Middle School ranks in the top 10% of all schools in Oregon for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 59% (which is higher than the Oregon state average of 31%). The percentage of students achieving proficiency in reading/language arts is 70% (which is higher than the Oregon state average of 44%).
The student-teacher ratio of 23:1 is higher than the Oregon state level of 17:1.
Minority enrollment is 50% of the student body (majority Asian), which is higher than the Oregon state average of 43% (majority Hispanic and Asian).
Quick Facts (2026)
- Grades: 6-8
- Enrollment: 1,003 students
- Student-Teacher Ratio: 23:1
- Minority Enrollment: 50%
- Overall Testing Rank: Top 10% in OR
- Math Proficiency: 59% (Top 10%)
- Reading Proficiency: 70% (Top 10%)
- Science Proficiency: 58% (Top 5%)
- Source: National Center for Education Statistics (NCES), OR Dept. of Education
Top Rankings
Tumwater Middle School ranks among the top 20% of public schools in Oregon for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Diversity
School Overview
Tumwater Middle School's student population of 1,003 students has grown by 14% over five school years.
The teacher population of 44 teachers has grown by 15% over five school years.
Grades Offered
Grades 6-8
Total Students
1,003 students
Total Classroom Teachers
44 teachers
School Rankings
Tumwater Middle School ranks within the top 10% of all 1,174 schools in Oregon (based off of combined math and reading proficiency testing data).
The diversity score of Tumwater Middle School is 0.66, which is more than the diversity score at state average of 0.60. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#71 out of 1174 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
59%
31%
Reading/Language Arts Test Scores (% Proficient)
70%
44%
Science Test Scores (% Proficient)
58%
30%
Student-Teacher Ratio
23:1
17:1
American Indian
n/a
1%
Asian
26%
4%
Hispanic
14%
26%
Black
2%
3%
White
50%
57%
Hawaiian
n/a
1%
Two or more races
8%
8%
All Ethnic Groups
Eligible for Free Lunch
51%
67%
Eligible for Reduced Lunch
2%
3%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), OR Dept. of Education
Frequently Asked Questions
What is Tumwater Middle School's ranking?
Tumwater Middle School is ranked #71 out of 1,174 schools, which ranks it among the top 10% of public schools in Oregon.
What percent of students have achieved state testing proficiency in math and reading?
59% of students have achieved math proficiency (compared to the 31% OR state average), while 70% of students have achieved reading proficiency (compared to the 44% OR state average).
How many students attend Tumwater Middle School?
1,003 students attend Tumwater Middle School.
What is the racial composition of the student body?
50% of Tumwater Middle School students are White, 26% of students are Asian, 14% of students are Hispanic, 8% of students are Two or more races, and 2% of students are Black.
What is the student-teacher ratio of Tumwater Middle School?
Tumwater Middle School has a student ration of 23:1, which is higher than the Oregon state average of 17:1.
What grades does Tumwater Middle School offer ?
Tumwater Middle School offers enrollment in grades 6-8
What school district is Tumwater Middle School part of?
Tumwater Middle School is part of Beaverton SD 48j School District.
In what neighborhood is Tumwater Middle School located?
Tumwater Middle School is located in the Cedar Mill neighborhood of Portland, OR. There are 5 other public schools located in Cedar Mill.
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