SchoolRow
#188

Timberline High School

Lacey, WA · North Thurston Public Schools

Regular public school · Grades 9-12 · City, small

188th of 437 Washington high schools statewide · better than 57% Declining

6120 Mullen Rd SE, Lacey, WA 98503

(360)412-4860NCES ID 530585000872Directory 202324

1,426
Students
2023–24 enrollment
21.9:1
Student / teacher ratio
39%
Free / reduced-price lunch
low-income indicator
40.7%
Chronically absent
WA average 27%

SchoolRow ranks Timberline High School 188th of 437 Washington high schools for 2024–25, based on WA Smarter Balanced / WCAS 2024–25 English and Math results — better than 57% of high schools statewide. Its statewide percentile went from 63th in 2019 to 57th in 2025 — declining.

Statewide percentile by year
25%50%75%57%201920202025no testing 2020–21

Percent meeting or exceeding the state standard, WA Smarter Balanced / WCAS 2024–25 · 338 students tested

English Language Arts
Timberline High School
61%
WA average
51%
Math
Timberline High School
24%
WA average
41%
Science
Timberline High School
31%
WA average
43%
English Language Arts over time Timberline High School WA average
25%50%75%61%51%201920202025no testing 2020–21
Math over time Timberline High School WA average
25%50%75%24%41%201920202025no testing 2020–21
Science over time Timberline High School WA average
25%50%75%31%43%201920202025no testing 2020–21

Racial and ethnic breakdown of 1,426 students (202324, NCES) — history since 1988, with comparable seven-category changes from 2010

Hispanic21%White47%6%6%Two+15%
Hover the pie for details
categories changedHispanic 21%White 47%Two or more races 15%83%19882023
GroupTrend20102023Change
White61.1%46.9% 14.2 pts
Hispanic11.6%21.2% 9.6 pts
Two or more races7.5%14.5% 7.0 pts
Asian9.4%6.3% 3.1 pts
Black8.3%5.8% 2.5 pts
Pacific Islander1.0%3.3% 2.3 pts
American Indian1.1%0.8% 0.3 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 $492K in zip 98503 as of 2026-05 · trend since 2000

$128K$256K$385K$513K$487K200020052010201520202025

Data Provided by Zillow Group

See recently sold homes in 98503 on Zillow →

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

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What school district is Timberline High School in?

Timberline High School is part of the North Thurston Public Schools district in Lacey, Washington.

Is Timberline High School a good school?

SchoolRow ranks Timberline High School 188th of 437 Washington high schools (better than 57% statewide) based on 2024–25 test results (WA Smarter Balanced / WCAS 2024–25).

What is the racial makeup of Timberline High School?

White 47%, Hispanic 21%, Two or more races 15%, Asian 6% (1,426 students, 2023–24).

How much do homes near Timberline High School cost?

The typical home value in zip code 98503 is $492K 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.