Skip to main content

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

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 metrics
Student Progress3.7Fair40%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-3.47 pts/yr
Data Period2019–2024
TrendDeclining
Academics4.9Below Average35%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency28.4%
Reading/ELA Proficiency46.9%
Math vs. State Avg-10.2 pts
Reading vs. State Avg-0.6 pts
Overall Proficiency38%
Expected (poverty-adj.)48%
vs. Expected-10.6 pts
Adjusted Percentile30th
Resources & Environment3.1Fair25%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio21.9:1
Per-Pupil Spending$16,661

Post Middle School — Students at Post Middle School score 38% proficient, which is below what's typical for similar communities (expected: 48%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

45%

Students qualifying for federal meal assistance

Test Scores WA SBA (2023-24)

Math Proficiency 31.5%
School
State
37.9%
ELA Proficiency 49.8%
School
State
49.0%

Based on 13 test records from WA state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
44%
ELA
65%
2022
ELA
46%
2024
Math
28.4%
ELA
47%

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.

Overall Score
4.0/10
7th percentile in WA
Academic
4.9/10
4.9/10
Growth
3.7/10
Below average
Environment
3.1/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
45%
Teaching Staff
22:1 student-teacher ratio
29 teachers

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.

11 schools nearby View map →

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
Data Year
2023–2024

District

Arlington School District
District Enrollment
5,637
Schools in District
11
Per-Pupil Spending
$17,022
District Rank
#9 of 10

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 methodology

Related reading

Get school insights in your inbox

New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.

We respect your privacy. Unsubscribe at any time.