Below Average
#2080 of 2,225 schools in WA
Post Middle School
Middle School · Arlington School District
1220 E. 5th St, Arlington, WA 98223
Enrollment
634
Student-Teacher
21.9:1
Score
4.0
Grades
6th – 8th
Enrollment
634
Student-Teacher
21.9:1
Score
4.0
Grades
6th – 8th
Updated
2022-23
Updated 2022-23
How this school compares
In Arlington
#9 of 10
public schools
Washington middle schools
#338 of 374
In district
#9 of 10
Arlington School District
About Post Middle School
Post Middle School is a regular public middle school located in Arlington, Washington, nestled within Snohomish County. The school serves students in grades six through eight and has an enrollment of 634 students with a student-to-teacher ratio of 21.9:1. This ensures that each student receives the attention they need to thrive academically.
Post Middle School ranks 1719 out of 2261 schools in Washington, placing it at the 24th percentile according to state standards. The school’s MySchoolScout rating is 3.8/10 and its academic score is 4.7/10, indicating areas for improvement but also highlighting ongoing efforts to support student development. In terms of proficiency rates, 50% of students are proficient or above in English Language Arts (ELA) and reading, while 32% meet the standard in math.
Science shows slightly better performance with 42% of students meeting proficiency benchmarks. These scores suggest that there is room for academic growth across various subjects. Post Middle School is situated in a mid-size suburb, providing students with a community setting that balances urban amenities and rural charm.
The school’s location offers easy access to local parks, recreational facilities, and cultural events, enriching the educational experience beyond the classroom walls.
What Parents Should Know
The student-teacher ratio at Post Middle 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
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Post Middle School — Students at Post Middle School score 38% proficient, which is below what's typical for similar communities (expected: 48%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
45%
Students qualifying for federal meal assistance
Test Scores WA SBA (2023-24)
Based on 13 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: 3.7/10.
How Post Middle School Compares
See how Post Middle School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 44% (2019) to 28.4% (2024). Reading/ELA proficiency has declined from 65% (2019) to 46.9% (2024).
Location
1220 E. 5th St, Arlington, WA 98223
Nearby Alternatives
Families considering Post Middle School may also want to explore other middle schools in the area. Haller Middle School (rated 3.3/10, 0.6 miles away), with a comparable rating. Additionally, Lakewood Middle School (rated 3.3/10, 5.6 miles away, in nearby N. Lakewood), with a comparable rating. For more schools in Arlington, see our Arlington schools guide .
Nearby Schools
20 within 7.1 mi| School | Distance | Rating |
|---|---|---|
| Eagle Creek Elementary Arlington | 0.2 mi | 7.2 |
| Stillaguamish Valley Learning Center Arlington | 0.2 mi | 4.2 |
| Presidents Elementary Arlington | 0.4 mi | 4.6 |
| Haller Middle School Arlington | 0.6 mi | 3.3 |
| Kent Prairie Elementary Arlington | 1.0 mi | 5.0 |
| Arlington High School Arlington | 2.1 mi | 4.8 |
| Pioneer Elementary Arlington | 2.2 mi | 4.4 |
| NW Learning Center Everett | 4.0 mi | — |
| Weston High School Arlington | 4.0 mi | 7.0 |
| Arlington Open Doors Arlington | 4.0 mi | 5.7 |
| ARLINGTON CHRISTIAN SCHOOL Arlington | 4.1 mi | 6.3 |
| Shoultes Elementary Marysville | 5.9 mi | 4.8 |
| ECEAP Marysville | 5.9 mi | 6.6 |
| Lakewood Elementary School N. Lakewood | 5.5 mi | 5.2 |
| Lakewood Middle School N. Lakewood | 5.6 mi | 3.3 |
| Marysville Pilchuck High School Marysville | 7.2 mi | 4.2 |
| English Crossing Elementary N. Lakewood | 5.6 mi | 7.4 |
| Lakewood High School N. Lakewood | 5.7 mi | 2.8 |
| Marshall Elementary Marysville | 7.1 mi | 4.9 |
| Marysville Coop Program Marysville | 7.1 mi | 5.7 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 98223 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$96,478
Median Home Value
$556,900
Median Rent
$1,780/mo
Population
46,225
College Educated
20.5%
Homeownership
78.2%
Avg Commute
34.1 min
Poverty Rate
8%
Median Age
40.5
Community Profile
The community surrounding Post Middle School has a median household income of $96,478. It is a community where 21% of adults hold a bachelor's degree or higher. The median home value in the area is $556,900, with a median rent of $1,780/month. The local poverty rate of 8.0% is relatively low. The average commute for residents is 34 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 |
|---|---|
| College Place Middle School Lynnwood, WA | 4.0 |
| Harrison Middle School Sunnyside, WA | 4.1 |
| Mcloughlin Middle School Vancouver, WA | 4.1 |
| Olympic Middle School Shelton, WA | 4.1 |
| Pacific Middle School Vancouver, WA | 4.1 |
| Horse Heaven Hills Middle School Kennewick, WA | 3.9 |
Frequently Asked Questions
Common questions about Post Middle School
What grades does Post Middle School serve?
Post Middle School serves students in grades 6th through 8th.
How many students attend Post Middle School?
Post Middle School has an enrollment of approximately 634 students.
What is the student-teacher ratio at Post Middle School?
The student-teacher ratio at Post Middle 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 Post Middle School rank in WA?
Post Middle School is ranked #2080 out of 2,225 schools in WA.
What is Post Middle School's MySchoolScout rating?
Post Middle School has a composite rating of 4.0 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 Post Middle School?
Based on the most recent state assessment data, Post Middle School has 31.5% math proficiency and 49.8% reading/ELA proficiency.
Is Post Middle School a charter school?
No, Post Middle School is not a charter school. It is a traditional public school operated by the local school district.
Is Post Middle School a Title I school?
No, Post Middle School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Post Middle School?
45.0% of students at Post Middle 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.
Neighborhood Context
- City Safety
- High (2,559/100K)
FBI UCR 2024. City-level (Arlington). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 6th – 8th
- Enrollment
- 634
- Student-Teacher Ratio
- 21.9:1
- Teachers (FTE)
- 29
- Free/Reduced Lunch
- 45.0%
- Type
- regular
- Setting
- Midsize Suburb
- County
- Snohomish County
- Phone
- (360) 618-6450
- Data Year
- 2023–2024
Resources & Links
District
Arlington School District- District Enrollment
- 5,637
- Schools in District
- 11
- Per-Pupil Spending
- $17,022
- District Rank
- #9 of 10
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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