Very Good
#788 of 2,225 schools in WA
Top 35% in state
Timberline High School
High School · North Thurston Public Schools
6120 Mullen Rd SE, Lacey, WA 98503
Enrollment
1,426
Student-Teacher
21.9:1
Score
7.0
Grades
9th – 12th
Enrollment
1,426
Student-Teacher
21.9:1
Score
7.0
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Lacey
#3 of 24
public schools
Washington high schools
#109 of 476
In district
#3 of 24
North Thurston Public Schools
Academic growth
7.8 / 10
Very strong
About Timberline High School
Timberline High School serves 1,426 students in grades 9-12 in Lacey, Washington, earning recognition as a solid academic performer in the state. With a MySchoolScout rating of 6.9 out of 10, the school ranks #496 out of 2,261 Washington high schools, placing it in the 78th percentile statewide. The school's academic score of 8.6 out of 10 reflects strong educational outcomes, with 73% of students achieving proficient or above levels in ELA/Reading across grade levels.
The school operates with 65 full-time equivalent teachers, maintaining a student-teacher ratio of 21.9:1. This staffing structure supports the diverse needs of its substantial student body while fostering meaningful classroom interactions. Timberline High School draws from a stable middle-class community where the median household income reaches $78,508 and the median home value is $358,200.
The surrounding ZIP code of 98503 houses 42,263 residents, with 30% holding bachelor's degrees or higher and a low poverty rate of 9.5%. These community characteristics contribute to a supportive environment for student achievement. Located on Mullen Road SE, Timberline High School sits in the heart of Lacey, a small city that combines suburban comfort with access to the broader Thurston County educational and economic opportunities.
What Parents Should Know
The student-teacher ratio at Timberline High School is 21.9:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.
Score Breakdown
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Timberline High School — Students at Timberline High School score 51% proficient, which is below what's typical for similar communities (expected: 52%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
39%
Students qualifying for federal meal assistance
Test Scores WA SBA (2023-24)
Based on 9 test records from WA state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 7.8/10.
How Timberline High School Compares
See how Timberline High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 34% (2019) to 30% (2024). Reading/ELA proficiency has declined from 80% (2019) to 72.7% (2024).
Location
6120 Mullen Rd SE, Lacey, WA 98503
Nearby Alternatives
Families considering Timberline High School may also want to explore other high schools in the area. POPE JOHN PAUL II HIGH SCHOOL (rated 7.5/10, 2.1 miles away), which scores slightly higher. Additionally, NORTHWEST CHRISTIAN HIGH SCHOOL (rated 7.5/10, 3.1 miles away), which scores slightly higher. For more schools in Lacey, see our Lacey schools guide .
Nearby Schools
20 within 3.2 mi| School | Distance | Rating |
|---|---|---|
| Lakes Elementary School Lacey | 0.2 mi | 7.7 |
| Aspire Middle School Lacey | 0.5 mi | 6.6 |
| Chambers Prairie Elementary School Lacey | 1.2 mi | 6.4 |
| HOLY FAMILY SCHOOL Lacey | 1.2 mi | 8.2 |
| Lacey Elementary Lacey | 1.5 mi | 4.7 |
| Woodland Elementary Lacey | 1.1 mi | 6.5 |
| Komachin Middle School Lacey | 1.1 mi | 5.8 |
| TEMPLE BAPTIST ACADEMY Lacey | 1.1 mi | 6.9 |
| Mountain View Elementary Lacey | 1.8 mi | 5.3 |
| POPE JOHN PAUL II HIGH SCHOOL Lacey | 2.1 mi | 7.5 |
| Horizons Elementary Lacey | 1.9 mi | 4.6 |
| PARAMOUNT CHRISTIAN ACADEMY Lacey | 2.3 mi | 8.0 |
| THE PARAMOUNT CHRISTIAN ACADEMY SCHOOL Lacey | 2.3 mi | 7.6 |
| Seven Oaks Elementary Lacey | 2.0 mi | 6.6 |
| FAITH LUTHERAN SCHOOL Lacey | 2.4 mi | 7.2 |
| FAITH LUTHERAN SCHOOL Lacey | 2.4 mi | 6.0 |
| Evergreen Forest Elementary Lacey | 2.1 mi | 6.5 |
| Lydia Hawk Elementary Lacey | 2.9 mi | 6.1 |
| NORTHWEST CHRISTIAN HIGH SCHOOL Lacey | 3.1 mi | 7.5 |
| NORTHWEST CHRISTIAN ACADEMY Lacey | 3.2 mi | 6.3 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 98503 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$87,515
Median Home Value
$407,700
Median Rent
$1,673/mo
Population
42,189
College Educated
30.8%
Homeownership
58.7%
Avg Commute
25 min
Poverty Rate
9.8%
Median Age
40.6
Community Profile
The community surrounding Timberline High School has a median household income of $87,515. It is an area where 31% of adults hold a bachelor's degree or higher. The median home value in the area is $407,700, with a median rent of $1,673/month. The local poverty rate of 9.8% is relatively low. The average commute for residents is 25 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Cascade High School Everett, WA | 7.0 |
| Ferris High School Spokane, WA | 7.0 |
| Everett High School Everett, WA | 7.1 |
| Glacier Peak High School Snohomish, WA | 7.1 |
| SEATTLE ACADEMY OF ARTS AND SCIENCES Seattle, WA | 7.1 |
| Central Kitsap High School Silverdale, WA | 7.2 |
Frequently Asked Questions
Common questions about Timberline High School
What grades does Timberline High School serve?
Timberline High School serves students in grades 9th through 12th.
How many students attend Timberline High School?
Timberline High School has an enrollment of approximately 1,426 students.
What is the student-teacher ratio at Timberline High School?
The student-teacher ratio at Timberline High School is 21.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Timberline High School rank in WA?
Timberline High School is ranked #788 out of 2,225 schools in WA.
What is Timberline High School's MySchoolScout rating?
Timberline High School has a composite rating of 7.0 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Timberline High School?
Based on the most recent state assessment data, Timberline High School has 31.3% math proficiency and 74.6% reading/ELA proficiency.
Is Timberline High School a charter school?
No, Timberline High School is not a charter school. It is a traditional public school operated by the local school district.
Is Timberline High School a Title I school?
No, Timberline High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Timberline High School?
39.0% of students at Timberline High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Explore More Schools
Neighborhood Context
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 1,426
- Student-Teacher Ratio
- 21.9:1
- Teachers (FTE)
- 65
- Free/Reduced Lunch
- 39.0%
- Type
- regular
- Setting
- Small City
- County
- Thurston County
- Phone
- (360) 412-4860
- Data Year
- 2023–2024
Resources & Links
District
North Thurston Public Schools- District Enrollment
- 15,197
- Schools in District
- 24
- Per-Pupil Spending
- $17,096
- District Rank
- #3 of 24
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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