SchoolRow
#46

Sumner Middle School

Sumner, WA · Sumner-Bonney Lake School District

Regular public school · Grades 6-8 · Suburb, large

46th of 381 Washington middle schools statewide · better than 88% Improving

1508 Willow, Sumner, WA 98390

(253)891-5000NCES ID 530861001447Directory 202324

697
Students
2023–24 enrollment
19.9:1
Student / teacher ratio
43%
Free / reduced-price lunch
low-income indicator
29.2%
Chronically absent
WA average 27%

SchoolRow ranks Sumner Middle School 46th of 381 Washington middle schools for 2024–25, based on WA Smarter Balanced / WCAS 2024–25 English and Math results — better than 88% of middle schools statewide. Its statewide percentile went from 83th in 2019 to 88th in 2025 — improving.

Statewide percentile by year
25%50%75%88%201920202025no testing 2020–21

Percent meeting or exceeding the state standard, WA Smarter Balanced / WCAS 2024–25 · 661 students tested

English Language Arts
Sumner Middle School
69%
WA average
51%
Math
Sumner Middle School
59%
WA average
41%
Science
Sumner Middle School
54%
WA average
43%
English Language Arts over time Sumner Middle School WA average
25%50%75%69%51%201920202025no testing 2020–21
Math over time Sumner Middle School WA average
25%50%75%59%41%201920202025no testing 2020–21
Science over time Sumner Middle School WA average
25%50%75%54%43%201920202025no testing 2020–21

Racial and ethnic breakdown of 697 students (202324, NCES) — history since 1988, with comparable seven-category changes from 2010

Hispanic24%White56%Two+12%
Hover the pie for details
categories changedHispanic 24%White 56%Two or more races 12%92%19882023
GroupTrend20102023Change
White75.7%56.2% 19.5 pts
Hispanic13.2%24.2% 11.0 pts
Two or more races3.3%11.8% 8.5 pts
Asian3.1%4.6% 1.5 pts
Black2.2%1.7% 0.5 pts
Pacific Islander0.6%1.0% 0.4 pts
American Indian1.8%0.4% 1.4 pts

NCES history for this school begins in 1988. Race categories changed by 2010: earlier data combines Asian and Pacific Islander students and does not consistently identify multiracial students. The chart retains that history, while the change table uses 2010 onward.

Typical home value $609K in zip 98390 as of 2026-05 · trend since 2000

$159K$318K$476K$635K$603K200020052010201520202025

Data Provided by Zillow Group

See recently sold homes in 98390 on Zillow →

Closest same-level schools, with 2024–25 state rank · ▲▼ = points better or worse than Sumner Middle School

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What school district is Sumner Middle School in?

Sumner Middle School is part of the Sumner-Bonney Lake School District district in Sumner, Washington.

Is Sumner Middle School a good school?

SchoolRow ranks Sumner Middle School 46th of 381 Washington middle schools (better than 88% statewide) based on 2024–25 test results (WA Smarter Balanced / WCAS 2024–25).

What is the racial makeup of Sumner Middle School?

White 56%, Hispanic 24%, Two or more races 12%, Asian 5% (697 students, 2023–24).

How much do homes near Sumner Middle School cost?

The typical home value in zip code 98390 is $609K as of 2026-05 (Zillow ZHVI).

Sources: state education department data (WA Smarter Balanced / WCAS 2024–25, low-income, chronic absenteeism), National Center for Education Statistics via the Urban Institute (enrollment, demographics, staffing), Zillow Group (home values). Rankings are computed by SchoolRow from state English and Math results within grade level; they measure test performance, not everything that makes a school good.