1
What's the vibe like in the hallways at Timberline High School right now?
Community prompt from u/allk12. Replies below.
Enrollment
1,401
High
DISTRICT 1,116 · STATE 573
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
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, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 368 | 26% |
| Grade 10 | 353 | 25% |
| Grade 11 | 341 | 24% |
| Grade 12 | 339 | 24% |
Student demographics
71%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 73% · STATE 68% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
Smarter Balanced + WCAS 2024-25 . % Met or Exceeded StandardEnglish Language Arts
60.6%
WA avg 58.4% . +19.0pp since 2014
Math
24.0%
WA avg 51.2% . +6.9pp since 2014
What this means: On the Smarter Balanced + WCAS, Washington's statewide test, about 61 of every 100 students at this school read and write at grade level and about 24 of 100 do math at grade level. Across all Washington schools, those numbers are about 58 and 51. Reading and writing scores are up about 19 points since 2014, while math scores are up about 7 points.
Smarter Balanced + WCAS results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 60.6% | 24.0% |
| 2023-24 | 72.7% | 30.0% |
| 2022-23 | 69.2% | 30.1% |
| 2021-22 | 68.5% | 25.3% |
| 2018-19 | 77.8% | 32.4% |
| 2017-18 | 77.7% | 36.2% |
| 2016-17 | 11.6% | 6.5% |
| 2015-16 | 13.4% | 16.4% |
| 2014-15 | 41.6% | 17.0% |
% Met or Exceeded Standard, all students and all tested grades.
Source: Smarter Balanced + WCAS. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
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
What this means: About 42% of students here test proficient in math and reading, compared with the roughly 53% typical for Washington schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Washington's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Timberline High School
Timberline High School's state test result (42.4% proficient) is higher than 1 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Timberline High School this school | 1,401 | 40.9% | 42.4% |
| Puyallup High School Puyallup | 1,815 | 40.4% | 52.5% |
| Olympic High School BREMERTON | 1,162 | 41.7% | 43.6% |
| Oak Harbor High School Oak Harbor | 1,562 | 38.6% | 45.6% |
| Stadium High School Tacoma | 1,700 | 38.2% | 36.5% |
| Emerald Ridge High School Puyallup | 1,599 | 43.7% | 45.6% |
Matched among Washington high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Timberline High School ranks
Among high schools| Measure | This school | In Washington | In Thurston County |
|---|---|---|---|
| State test proficiency ranked highest first | 42.4% | #139 of 271 | #8 of 11 |
| Math proficiency ranked highest first | 24.0% | #206 of 321 ▼ 61 | #9 of 11 ▼ 4 |
| Reading proficiency ranked highest first | 60.6% | #142 of 327 ▼ 78 | #9 of 11 ▼ 6 |
| 3-year test score change ranked biggest drop first | -4.6pp | #69 of 259 | #3 of 11 |
| Enrollment ranked largest first | 1,401 | #105 of 570 | #4 of 20 |
| Students per teacher ranked fewest first | 21.1:1 | #182 of 311 | #5 of 11 |
| Diversity index ranked most diverse first | 70.8% | #63 of 316 | #3 of 12 |
| Free and reduced lunch ranked highest share first | 40.9% | #267 of 386 | #10 of 15 |
| Enrollment change since 2017-18 ranked steepest decline first | -12.5% | #49 of 164 | #2 of 7 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
1,401
-36 (-3%) vs 2020
-7% since 1990-91, when it was 1,506
Student : Teacher
21.1:1
was 23.6:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 1,401 | 66.4 | 21.1:1 | 41% (573) |
| 2023-24 | 1,426 | 65.1 | 21.9:1 | 39% (556) |
| 2022-23 | 1,404 | 65.1 | 21.6:1 | 36% (507) |
| 2020-21 | 1,437 | 61 | 23.6:1 | 37% (534) |
| 2017-18 | 1,601 | 73.7 | 21.7:1 | 38% (612) |
| 2015-16 | 1,812 | 82 | 22.1:1 | 38% (695) |
| 2010-11 | 1,611 | 73 | 22.1:1 | 19% (301) |
| 2000-01 | 1,334 | 65 | 20.5:1 | N/A |
| 1990-91 | 1,506 | 80 | 18.8:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Timberline High School.
Since 2017-18: students down 12% (1,601 to 1,401); teachers down 10% (73.7 to 66.4).
About Timberline High School
As a large high school, Timberline High School serves students in Lacey, Washington. The school runs grades 9 through 12 and enrolls 1,401 students. By comparison, high schools in Washington enroll about 573 students on average.
Timberline High School is one of the 24 schools that make up North Thurston Public Schools (15,167 students in total).
The biggest share of students at Timberline High School, 46%, is White. The remaining shares are 22% Hispanic, 15% multiracial, 6% Asian, and 6% Black. Census estimates put the White share of Thurston County's population at about 72%. On the diversity index, which measures the chance that two random students are from different groups, Timberline High School scores 71%.
Staffing at Timberline High School comes to 66.4 full-time-equivalent teachers, or 21.1:1. The average for high schools in Washington is about 21.6:1. On the income side, 41% of students qualify for free or reduced-price lunch. Public schools in Thurston County average a similar 43%.
Schools in Washington with a similar free or reduced-price lunch share are predicted to score about 52.8%. Timberline High School scores 42.4%.
In Thurston County, home to about 299,067 people, median household income comes to about $96,563, roughly 39% of adults have a four-year degree or more, and about 6% of residents live below the federal poverty line. Timberline High School shares Thurston County with 85 other public schools.
Of the public schools around it, Timberline High School is closest to Lakes Elementary School, about 0.2 miles away. Timberline High School has at least 8 other public schools within five miles. Ranking the closest schools with test data puts Timberline High School at 5th of 8.
NCES describes the area around Timberline High School as City: Small, meaning inside a principal city with a population under 100,000.
Enrollment figures show a decline of 36 students from 2020-21 to 2024-25. The ratio was 23.6:1 in 2020-21 and 21.1:1 in 2024-25.
Parents, students, and staff can share information on pickup and drop-off, after-school programs, and teacher feedback here. Parents, students, alumni, and staff are welcome to post.
Thurston County at a glance
View full county profilePopulation
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
Related schools
Other schools in North Thurston Public Schools
- River Ridge High SchoolHigh · 1,547 students
- North Thurston High SchoolHigh · 1,378 students
- Nisqually Middle SchoolMiddle · 789 students
- Mountain View ElementaryElementary · 776 students
- Meadows ElementaryElementary · 765 students
- Chinook Middle SchoolMiddle · 746 students
Other schools in Lacey
- River Ridge High SchoolHigh · 1,547 students
- North Thurston High SchoolHigh · 1,378 students
- Nisqually Middle SchoolMiddle · 789 students
- Mountain View ElementaryElementary · 776 students
- Meadows ElementaryElementary · 765 students
- Chinook Middle SchoolMiddle · 746 students
Other Timberline High schools
2 other US public schools in 2 states are named Timberline High. Timberline High School is the largest of the 3.
- TIMBERLINE HIGH SCHOOLBOISE, ID · 1,307 students
- TIMBERLINE HIGH SCHOOLWEIPPE, ID · 104 students
Nearby schools
- Lakes Elementary School0.2 mi · 495
- Aspire Middle School0.5 mi · 323
- Woodland Elementary1.1 mi · 458
- Komachin Middle School1.1 mi · 640
- Chambers Prairie Elementary School1.2 mi · 490
- Washington Connections Academy Goldendale1.4 mi · 2,121
Frequently asked questions
About Timberline High SchoolHow 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.