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Post Middle School

Public Grades 6-8
347th
SchoolDigger Rank ?
of 534 Washington Middle Schools
Better than 35% of Washington middle schools
Summary

Post Middle School is a public middle school serving about 645 students in grades 6-8 within the Arlington School District, which is ranked in the middle of all districts in Washington state.

The school's overall academic performance has declined over the past decade and now sits below the state average, with particular challenges in mathematics, especially by 8th grade where fewer than 20% of students are proficient. Compared to nearby schools, Post serves a student population with a higher level of economic need, and while it outperforms other schools with similar demographics, it trails behind higher-performing neighbors like Port Susan Middle School. An interesting finding is that the school's performance varies significantly for different groups of students; some groups perform very well compared to their peers across the state, while others, including students in special education programs, face significant challenges.

Within its own Arlington School District, Post performs similarly to Haller Middle School in core subjects despite serving a community with greater economic need. The school's per-student spending is reasonable compared to other area schools, suggesting that improvement efforts may need to focus on instructional strategies and curriculum support, particularly for 8th-grade math and for supporting underperforming student groups, rather than simply needing more resources.

645
Students ?
22.1
Student/teacher ratio ?
$16,457
Per pupil spending ?
45.7%
Free/discounted lunch ?
 1220 E. 5th St
       Arlington, WA  98223-1119

(360) 618-6450

District: Arlington School District


Students who attend Post Middle School usually attend:

High:    Arlington High School

Feeder schools for Post Middle School:

Elementary:    Eagle Creek Elementary
    Kent Prairie Elementary
Racial breakdown:

White:
72.4%
Hispanic:
15.8%
Two or more races:
7.1%
more
 See top rated Washington middle schools

 Compare Post Middle School to nearby middle schools!
At a glance
Ranking trend: Declining — 74th percentile in 2015 → 35th in 2025
Worth a look
!Test scores below the Washington average (36% vs 48% meeting standards)
!Ranking has slipped — down 39 percentile points since 2015
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2024-2025) ?
This school36%
District avg46%
Washington avg48%
347th of 534
Washington public middle schools ?
Bottom 35%▼ down 39 pts since 2015
From top 26% (2015) to bottom 35% (2025)
See the entire ranking list of Washington Middle Schools →
SchoolDigger rating ?
2nd of 2Middle Schools in the Arlington School District
119th of 247Arlington School District among Washington districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankWashington percentileRating
202534.4347 of 53435.0%★★☆☆☆
202442.4296 of 53544.7%★★☆☆☆
202346.3259 of 53951.9%★★★☆☆
202238.2320 of 54140.9%★★☆☆☆
202140.0304 of 52942.5%★★☆☆☆
201957.8204 of 51260.2%★★★☆☆
201839.6269 of 43738.4%★★☆☆☆
201753.7211 of 43551.5%★★★☆☆
201666.5134 of 44369.8%★★★★☆
201569.7116 of 44573.9%★★★★☆
201373.2110 of 49877.9%★★★★☆
201273.893 of 49781.3%★★★★☆
201164.3146 of 49270.3%★★★★☆
201076.386 of 48382.2%★★★★☆
200975.790 of 47681.1%★★★★☆
200874.993 of 46680.0%★★★★☆
200764.1146 of 46368.5%★★★☆☆
200659.4165 of 44963.3%★★★☆☆
200562.7150 of 42564.7%★★★☆☆
200464.2148 of 42164.8%★★★☆☆

Female

YearAvg scoreStatewide rankWashington percentileRating
202539.2282 of 47140.1%★★☆☆☆
202448.6222 of 46452.2%★★★☆☆
202343.2249 of 46446.3%★★☆☆☆
202239.2282 of 47941.1%★★☆☆☆
202138.2285 of 46939.2%★★☆☆☆
201964.5144 of 45268.1%★★★☆☆

Hispanic

YearAvg scoreStatewide rankWashington percentileRating
202544.5180 of 34748.1%★★☆☆☆
202466.779 of 34477.0%★★★★☆
202362.597 of 33671.1%★★★★☆
202251.9145 of 36059.7%★★★☆☆
202162.496 of 35372.8%★★★★☆
201954.6142 of 34458.7%★★★☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankWashington percentileRating
202536.3300 of 45734.4%★★☆☆☆
202448.7216 of 45552.5%★★★☆☆
202352.3201 of 46356.6%★★★☆☆
202243.5252 of 47546.9%★★☆☆☆
202149.9199 of 45856.6%★★★☆☆
201957.7154 of 44865.6%★★★☆☆
201831.4254 of 34927.2%★☆☆☆☆

Male

YearAvg scoreStatewide rankWashington percentileRating
202528.5345 of 47226.9%★☆☆☆☆
202434.9293 of 46637.1%★★☆☆☆
202346.7221 of 47053.0%★★★☆☆
202237.3289 of 48039.8%★★☆☆☆
202143.2252 of 47647.1%★★☆☆☆
201951.3203 of 45355.2%★★★☆☆
201833.2251 of 37132.3%★★☆☆☆

Multi-racial

YearAvg scoreStatewide rankWashington percentileRating
202552.5108 of 24656.1%★★★☆☆
202435.4158 of 24335.0%★★☆☆☆
202330.8172 of 24429.5%★★☆☆☆
202252.8112 of 25756.4%★★★☆☆
202141.9137 of 25045.2%★★☆☆☆
201946.5134 of 24645.5%★★☆☆☆

Special Education

YearAvg scoreStatewide rankWashington percentileRating
202328.1126 of 16724.6%★☆☆☆☆
202221.3176 of 19911.6%★☆☆☆☆
202134.3135 of 21035.7%★★☆☆☆
201936.8130 of 23143.7%★★☆☆☆
201851.292 of 26865.7%★★★☆☆

White

YearAvg scoreStatewide rankWashington percentileRating
202527.0375 of 48823.2%★☆☆☆☆
202429.1364 of 48625.1%★☆☆☆☆
202335.4317 of 48835.0%★★☆☆☆
202225.7386 of 48820.9%★☆☆☆☆
202129.1346 of 48027.9%★☆☆☆☆
201949.8242 of 47048.5%★★☆☆☆
201825.2254 of 32521.8%★☆☆☆☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
Multi-racial (2025)56th percentile+21 vs school
Hispanic (2025)48th percentile+13 vs school
Female (2025)40th percentile+5 vs school
Low Socio Economic Status (2025)34th percentile~ school
Male (2025)27th percentile-8 vs school
Special Education (2023)25th percentile-27 vs school
White (2025)23rd percentile-12 vs school
By subject vs Washington (2024-2025) ?
English Language Arts46%-7 vs state
Science34%-16 vs state
Math29%-13 vs state

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Frequently Asked Questions about Post Middle School

In the 2024-25 school year, 645 students attended Post Middle School.

Post Middle School ranks 347th of 534 Washington middle schools. SchoolDigger rates this school 2 stars out of 5.

Students at Post Middle School are 72% White, 16% Hispanic, 7% Two or more races, 2% Asian, 2% American Indian, 1% African American.

Students who attend Post Middle School usually go on to attend Arlington High School


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SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau, the Washington State Department of Health and the Washington Office of Superindentent of Public Instruction.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.





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