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Tumwater Middle School

Public Grades 6-8
26th
SchoolDigger Rank ?
of 371 Oregon Middle Schools
Better than 93% of Oregon middle schools
Summary

Tumwater Middle School is a 6th–8th grade school in the Portland, OR area (97229) serving 1,003 students as part of Beaverton School District 48J, and it ranks among the top 7% of Oregon middle schools with 5 stars in the two most recent years.

Tumwater's proficiency results sit well above both its district and the state: 64.3% in English language arts, 59.1% in math, and 58.0% in science, compared with 43.8%, 32.9%, and 30.6% statewide. Science is its standout — it outperforms Stoller Middle School and West Sylvan Middle School, the two nearby schools that rank higher overall. Chronic absenteeism is 19.5%, roughly 9 points below the district and 14 points below the state. Notably, Tumwater achieves this with the largest classes in its peer group (22.7 students per teacher) and the lowest per-student spending ($16,372) — thousands less than nearby district schools such as Meadow Park Middle School ($20,429), which reports far lower proficiency and higher absenteeism just 1.4 miles away.

The school's advantage over the district grows with each grade: about +5 points in ELA and +12 in math by 6th grade, rising to +18 and +25 by 8th grade, suggesting students gain ground the longer they attend. Nearly every group the school serves ranks at or above the 73rd percentile statewide, including students in special education (92nd percentile, up sharply from the 69th) and English language learners. The clear exception is students from low-income backgrounds, who rank at the 44th percentile with 2 stars across all three years — a large group, since about half the student body is flagged low-income. One data note for parents: the free/reduced-lunch rate jumped from 16.7% to 50.75% in 2024-25 while nearby schools all report nearly identical figures, which points to a reporting change rather than a sudden shift in the school community.

1,003
Students ?
22.7
Student/teacher ratio ?
$16,372
Per pupil spending ?
50.7%
Free/discounted lunch ?
 650 NW 118th Ave
       Portland, OR  97229-5904

(503) 356-3686

District: Beaverton School District 48J


Students who attend Tumwater Middle School usually attend:

High:    Sunset High School

Feeder schools for Tumwater Middle School:

Elementary:    Bonny Slope Elementary School
    Cedar Mill Elementary School
    Findley Elementary
    Terra Linda Elementary School
Racial breakdown:

White:
50.3%
Asian:
26.1%
Hispanic:
13.5%
more
 See top rated Oregon middle schools

 Compare Tumwater Middle School to nearby middle schools!
At a glance
▬ Ranking trend: Holding steady — 90th percentile in 2023 → 93rd in 2026
Strengths
✓Test scores above the Oregon average (61% vs 37% meeting standards)
✓Ranks in the top 7% of Oregon middle schools
✓Among the top-ranked schools in Beaverton School District 48J
Worth a look
!Some student groups rank well below the school's overall statewide standing
!Large classes — about 23 students per teacher
Students meeting standards (2025-2026) ?
This school61%
District avg47%
Oregon avg37%
26th of 371
Oregon public middle schools ?
Top 7%▲ up 3 pts since 2023
From top 10% (2023) to top 7% (2026)
See the entire ranking list of Oregon Middle Schools →
★★★★★
SchoolDigger rating ?
2nd of 9Middle Schools in the Beaverton School District 48J
19th of 141Beaverton School District 48J among Oregon districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankOregon percentileRating
202691.426 of 37193.0%★★★★★
202592.724 of 36893.5%★★★★★
202485.339 of 37189.5%★★★★☆
202387.739 of 38089.7%★★★★☆

Asian

YearAvg scoreStatewide rankOregon percentileRating
202691.42 of 3994.9%★★★★★
202590.32 of 4095.0%★★★★★
202484.88 of 3979.5%★★★★☆
202389.55 of 4288.1%★★★★★

English Language Learner

YearAvg scoreStatewide rankOregon percentileRating
202653.49 of 3372.7%★★★★☆
202574.93 of 3090.0%★★★★★
202447.012 of 2245.5%★★★☆☆
202373.64 of 1978.9%★★★★☆

Female

YearAvg scoreStatewide rankOregon percentileRating
202692.125 of 32192.2%★★★★★
202593.913 of 31695.9%★★★★★
202487.130 of 31390.4%★★★★★
202391.317 of 32394.7%★★★★★

Gifted and Talented

YearAvg scoreStatewide rankOregon percentileRating
202678.012 of 10388.3%★★★★☆
202580.57 of 10493.3%★★★★★
202480.46 of 10394.2%★★★★★
202379.58 of 10392.2%★★★★★

Hispanic

YearAvg scoreStatewide rankOregon percentileRating
202671.239 of 20080.5%★★★★☆
202577.128 of 19685.7%★★★★☆
202463.440 of 19679.6%★★★★☆
202366.543 of 20178.6%★★★★☆

Low Socio Economic Status

YearAvg scoreStatewide rankOregon percentileRating
202641.1143 of 25644.1%★★☆☆☆
202536.4155 of 24035.4%★★☆☆☆
202436.2150 of 24438.5%★★☆☆☆
202343.6172 of 31244.9%★★☆☆☆

Male

YearAvg scoreStatewide rankOregon percentileRating
202690.628 of 32791.4%★★★★★
202590.325 of 33092.4%★★★★★
202483.438 of 32388.2%★★★★☆
202386.534 of 31889.3%★★★★☆

Multi-racial

YearAvg scoreStatewide rankOregon percentileRating
202690.55 of 12896.1%★★★★★
202588.214 of 13389.5%★★★★★
202487.69 of 12592.8%★★★★★
202386.011 of 11490.4%★★★★★

Special Education

YearAvg scoreStatewide rankOregon percentileRating
202681.216 of 19391.7%★★★★★
202587.011 of 18093.9%★★★★★
202454.648 of 15368.6%★★★★☆
202371.516 of 15089.3%★★★★☆

White

YearAvg scoreStatewide rankOregon percentileRating
202684.445 of 35487.3%★★★★☆
202585.336 of 35189.7%★★★★★
202470.879 of 34977.4%★★★★☆
202368.578 of 36078.3%★★★★☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
Multi-racial (2026)96th percentile+3 vs school
Asian (2026)95th percentile~ school
Female (2026)92nd percentile~ school
Special Education (2026)92nd percentile~ school
Male (2026)91st percentile~ school
Gifted and Talented (2026)88th percentile-5 vs school
White (2026)87th percentile-6 vs school
Hispanic (2026)80th percentile-12 vs school
English Language Learner (2026)73rd percentile-20 vs school
Low Socio Economic Status (2026)44th percentile-49 vs school
By subject vs Oregon (2025-2026) ?
English Language Arts64%+21 vs state
Mathematics59%+26 vs state
Science58%+27 vs state

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by a student
Thursday, June 1, 2023

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Frequently Asked Questions about Tumwater Middle School

Students who attend Tumwater Middle School usually go on to attend Sunset High School

Students at Tumwater Middle School are 50% White, 26% Asian, 13% Hispanic, 7% Two or more races, 2% African American.

In the 2024-25 school year, 1,003 students attended Tumwater Middle School.

Yes. Tumwater Middle School ranks in the top 7.0% of Oregon middle schools.

Rate Tumwater Middle School!



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Latest Oregon data All new data »
2025–26 OSAS test scoresNewSep 25, 2026
2023–24 through 2024–25 school spending dataAug 24, 2026
2024–25 graduation ratesJan 29, 2026
2024–25 attendance dataNov 20, 2025


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Oregon Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.

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