SchoolRow
#183

Centennial Middle School

Snohomish, WA · Snohomish School District

Regular public school · Grades 7-8 · Suburb, midsize

183rd of 381 Washington middle schools statewide · better than 52% Declining

3000 South Machias Road, Snohomish, WA 98290

(360)563-4525NCES ID 530802000540Directory 202324

735
Students
2023–24 enrollment
22.3:1
Student / teacher ratio
28%
Free / reduced-price lunch
low-income indicator
26.6%
Chronically absent
WA average 27%

SchoolRow ranks Centennial Middle School 183rd of 381 Washington middle schools for 2024–25, based on WA Smarter Balanced / WCAS 2024–25 English and Math results — better than 52% of middle schools statewide. Its statewide percentile went from 66th in 2019 to 52th in 2025 — declining.

Statewide percentile by year
25%50%75%52%201920202025no testing 2020–21

Percent meeting or exceeding the state standard, WA Smarter Balanced / WCAS 2024–25 · 716 students tested

English Language Arts
Centennial Middle School
45%
WA average
51%
Math
Centennial Middle School
38%
WA average
41%
Science
Centennial Middle School
40%
WA average
43%
English Language Arts over time Centennial Middle School WA average
25%50%75%45%51%201920202025no testing 2020–21
Math over time Centennial Middle School WA average
25%50%75%38%41%201920202025no testing 2020–21
Science over time Centennial Middle School WA average
25%50%75%40%43%201920202025no testing 2020–21

Racial and ethnic breakdown of 735 students (202324, NCES) — history since 1992, with comparable seven-category changes from 2010

Hispanic15%White72%7%
Hover the pie for details
categories changedHispanic 15%White 72%Two or more races 7%95%19922023
GroupTrend20102023Change
White84.5%71.7% 12.8 pts
Hispanic7.3%15.2% 7.9 pts
Two or more races3.7%7.2% 3.5 pts
Asian1.9%3.3% 1.4 pts
American Indian1.2%1.1% 0.1 pts
Black1.2%0.7% 0.5 pts

NCES history for this school begins in 1992. 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 $848K in zip 98290 as of 2026-05 · trend since 2000

$224K$448K$672K$897K$852K200020052010201520202025

Data Provided by Zillow Group

See recently sold homes in 98290 on Zillow →

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

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What school district is Centennial Middle School in?

Centennial Middle School is part of the Snohomish School District district in Snohomish, Washington.

Is Centennial Middle School a good school?

SchoolRow ranks Centennial Middle School 183rd of 381 Washington middle schools (better than 52% statewide) based on 2024–25 test results (WA Smarter Balanced / WCAS 2024–25).

What is the racial makeup of Centennial Middle School?

White 72%, Hispanic 15%, Two or more races 7%, Asian 3% (735 students, 2023–24).

How much do homes near Centennial Middle School cost?

The typical home value in zip code 98290 is $848K 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.