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SCHOOL COMMUNITY·NORTH THURSTON PUBLIC SCHOOLS·NCES 530585000872

Timberline High School

6120 Mullen Rd SE, Lacey, WA 98503 · (360) 412-4860 · Thurston County
GRADES 09–12HIGH13-CITYTITLE IREGULAR SCHOOL1,401 STUDENTS
Enrollment
1,401
High
DISTRICT 1,116 · STATE 573
Student : Teacher
21.1:1
66 FTE teachers
DISTRICT 19.9:1 · STATE 21.6:1
Free / Reduced Lunch
41%
573 students
DISTRICT 48% · STATE 51%
Community
1
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 9
368
Grade 10
353
Grade 11
341
Grade 12
339
Student demographics
White
46%
DISTRICT 42% · STATE 47%
Hispanic
22%
DISTRICT 25% · STATE 27%
Black
6%
DISTRICT 5% · STATE 5%
Asian
6%
DISTRICT 8% · STATE 9%
Two+
15%
DISTRICT 16% · STATE 9%
Native American
n/r
Pacific Islander
4%
DISTRICT 3% · STATE 2%
n/r: not reliably reported by NCES for this school. Hispanic, Pacific Islander, and Native American enrollment are systematically under-reported in the source data.
Gender split
Male
54%
Female
46%

Discussions

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Test scores

Smarter Balanced + WCAS 2024-25 . % Met or Exceeded Standard
English Language Arts
60.6%
WA avg 58.4% . +19.0pp since 2014
Math
24.0%
WA avg 51.2% . +6.9pp since 2014
Source: Smarter Balanced + WCAS. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
42.4%
composite math + reading, all grades
Predicted
52.8%
based on WA schools with similar FRL share
Beats by
-10.3pp
below demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
1,401
-200 (-12%) vs 2017
Student : Teacher
21.1:1
was 21.7:1
% White
46%
was 54%
% Hispanic
22%
was 15%
% Black
6%
was 6%
% Asian
6%
was 7%
Source: NCES Common Core of Data

About Timberline High School

Timberline High School is a senior high of large scale in Lacey, Washington, one of the schools within North Thurston Public Schools, enrolling 1,401 students in grades 9 through 12. Compared to the state average of about 573 students per school, that is 145% above typical.

Across the 24 schools in North Thurston Public Schools (15,167 students total), Timberline High School accounts for its share of the district's footprint.

On demographics, Timberline High School lists that the largest single group is White at 46%, but no single group is in the majority. Beyond that, the school shows 22% Hispanic, 15% multiracial, 6% Asian, 6% Black. That is visibly less White than the county at large, where the share is closer to 72%.

Looking at school resources, Staff filings list 66 full-time-equivalent teachers, which works out to roughly 21.1:1 students per teacher. The state averages about 21.6:1, putting this campus right in line with peers. An estimated 41% of students are eligible for free or reduced-price lunch, a commonly cited indicator of low-income enrollment.

On a residual basis (actual vs predicted given the student mix), Timberline High School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 52.8%, the actual is 42.4%, a residual of -10.3 points.

Across the wider county, ACS estimates for Thurston County put median household income runs about $96,563, 39% of adults hold a bachelor's degree or higher, and the poverty rate sits near 6%. In all, Thurston County runs 86 public schools (combined enrollment of about 44,412 students), of which Timberline High School is one.

Nearest neighbor: Lakes Elementary School, around 0.2 miles off. Counting just inside five miles, 8 other public schools cluster around Timberline High School. Ranking that nearby cluster on reported proficiency puts Timberline High School at 5th of 8; the average score across the group is 48.1%.

Geographically, the school is in an inner-city area.

Looking at the recent track record. Timberline High School's enrollment has edged down 12% since 2018, when it stood at 1,601 (now 1,401). Over the same period, the White share declined from 54% to 46%.

In the discussion threads here, the feed for Timberline High School typically covers enrollment questions, classroom assignments, and PTA news. The community welcomes input from current and former families.

Thurston County at a glance

View full county profile
Population
299,067
Census ACS
Median income
$96,563
Household, ACS
Bachelor's+
39%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
86
44,412 students

Quick facts

School name
Timberline High School
District
North Thurston Public Schools
Address
6120 Mullen Rd SE, Lacey, WA 98503
Phone
(360) 412-4860
County
Thurston County
Level
High
Grade range
09–12
Total enrollment
1,401
Teachers (FTE)
66
Student–teacher ratio
21.1:1
Free/Reduced lunch
573 (41%)
Locale
13-City: Small
NCES ID
530585000872
Charter school
No
Virtual school
No

Related schools

Other schools in North Thurston Public Schools
Other schools in Lacey
Nearby schools

Frequently asked questions

About Timberline High School
How many students attend Timberline High School?
Timberline High School enrolls approximately 1,401 students in grades 09-12.
What age range does Timberline High School serve?
Timberline High School serves students from grade 09 through grade 12.
What is the student-teacher ratio at Timberline High School?
The student-to-teacher ratio at Timberline High School is approximately 21.1:1 (66 FTE teachers).
What is the racial breakdown of students at Timberline High School?
At Timberline High School, the student body is approximately 46% White, 22% Hispanic, 6% Black, 6% Asian, 15% Two or more.
Is Timberline High School public or private?
Timberline High School is a public K-12 school, overseen by North Thurston Public Schools.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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