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Sumner Middle School

Public Grades 6-8
75th
SchoolDigger Rank ?
of 534 Washington Middle Schools
Better than 86% of Washington middle schools
Summary

Sumner Middle School is a public school serving 674 students in grades 6-8 within the highly-regarded Sumner-Bonney Lake School District in Sumner, Washington.

The school is a standout for its strong academic performance, consistently scoring well above state averages in English, Math, and Science. What makes this achievement particularly notable is that Sumner Middle serves a student population with a higher level of economic need than several nearby schools, yet it often outperforms them. For example, it has higher math proficiency than Mountain View Middle School and Lakeridge Middle School in its own district, and beats Kalles Junior High in English. The school has shown impressive, steady improvement, climbing 95 spots in statewide rankings over the past four years.

Compared to schools in neighboring districts like Auburn or Fife, Sumner Middle's performance is especially strong. It significantly outranks schools with similar student demographics, such as Mt Baker Middle School and Surprise Lake Middle School. Factors contributing to its success likely include a favorable student-teacher ratio and effective support systems, as evidenced by its high rankings for serving students from low-income families. While a school like North Tapps Middle School posts higher scores, it serves a much more affluent community, making Sumner Middle's results relative to its own demographics very impressive.

674
Students ?
19.0
Student/teacher ratio ?
$17,590
Per pupil spending ?
43.6%
Free/discounted lunch ?
 1508 Willow
       Sumner, WA  98390

(253) 891-5000

District: Sumner-Bonney Lake School District


Students who attend Sumner Middle School usually attend:

High:    Sumner High School

Feeder schools for Sumner Middle School:

Elementary:    Daffodil Valley Elementary
    Maple Lawn Elementary
Racial breakdown:

White:
54.9%
Hispanic:
24.9%
Two or more races:
11.6%
more
 See top rated Washington middle schools

 Compare Sumner Middle School to nearby middle schools!
At a glance
Ranking trend: Improving — 71st percentile in 2015 → 86th in 2025
Strengths
Test scores above the Washington average (61% vs 48% meeting standards)
Ranks in the top 14% of Washington middle schools
Ranking is trending up — up 15 percentile points since 2015
Worth a look
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2024-2025) ?
This school61%
District avg63%
Washington avg48%
75th of 534
Washington public middle schools ?
Top 14%▲ up 15 pts since 2015
From top 29% (2015) to top 14% (2025)
See the entire ranking list of Washington Middle Schools →
SchoolDigger rating ?
2nd of 3Middle Schools in the Sumner-Bonney Lake School District
11th of 247Sumner-Bonney Lake 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
202583.975 of 53486.0%★★★★☆
202478.894 of 53582.4%★★★★☆
202376.0106 of 53980.3%★★★★☆
202275.3117 of 54178.4%★★★★☆
202162.8170 of 52967.9%★★★☆☆
201975.5108 of 51278.9%★★★★☆
201878.587 of 43780.1%★★★★☆
201776.691 of 43579.1%★★★★☆
201679.974 of 44383.3%★★★★☆
201568.1130 of 44570.8%★★★★☆
201370.5129 of 49874.1%★★★★☆
201248.1260 of 49747.7%★★☆☆☆
201157.9197 of 49260.0%★★★☆☆
201054.3219 of 48354.7%★★★☆☆
200952.2223 of 47653.2%★★★☆☆
200850.3228 of 46651.1%★★★☆☆
200745.1270 of 46341.7%★★☆☆☆
200642.7269 of 44940.1%★★☆☆☆
200548.0245 of 42542.4%★★☆☆☆
200451.7211 of 42149.9%★★★☆☆

Asian

YearAvg scoreStatewide rankWashington percentileRating
202567.248 of 14767.3%★★★☆☆
202453.965 of 14856.1%★★★☆☆

English Language Learner

YearAvg scoreStatewide rankWashington percentileRating
202467.016 of 7879.5%★★★★☆
202247.325 of 6360.3%★★★☆☆
201955.728 of 10072.0%★★★★☆
201855.630 of 13577.8%★★★★☆

Female

YearAvg scoreStatewide rankWashington percentileRating
202583.765 of 47186.2%★★★★☆
202474.0102 of 46478.0%★★★★☆
202373.9104 of 46477.6%★★★★☆
202270.6120 of 47974.9%★★★★☆
202160.9160 of 46965.9%★★★☆☆
201974.2100 of 45277.9%★★★★☆
201881.865 of 37682.7%★★★★☆

Hispanic

YearAvg scoreStatewide rankWashington percentileRating
202582.842 of 34787.9%★★★★☆
202481.045 of 34486.9%★★★★☆
202376.753 of 33684.2%★★★★☆
202269.277 of 36078.6%★★★★☆
202156.3119 of 35366.3%★★★☆☆
201971.173 of 34478.8%★★★★☆
201874.551 of 25980.3%★★★★☆

Low Socio Economic Status

YearAvg scoreStatewide rankWashington percentileRating
202584.736 of 45792.1%★★★★★
202483.841 of 45591.0%★★★★★
202378.951 of 46389.0%★★★★☆
202281.146 of 47590.3%★★★★★
202162.5121 of 45873.6%★★★★☆
201976.847 of 44889.5%★★★★☆
201875.450 of 34985.7%★★★★☆

Male

YearAvg scoreStatewide rankWashington percentileRating
202582.573 of 47284.5%★★★★☆
202482.671 of 46684.8%★★★★☆
202376.297 of 47079.4%★★★★☆
202279.386 of 48082.1%★★★★☆
202166.0135 of 47671.6%★★★★☆
201976.392 of 45379.7%★★★★☆
201872.389 of 37176.0%★★★★☆

Multi-racial

YearAvg scoreStatewide rankWashington percentileRating
202572.758 of 24676.4%★★★★☆
202475.647 of 24380.7%★★★★☆
202368.964 of 24473.8%★★★★☆
202264.077 of 25770.0%★★★★☆
202154.5100 of 25060.0%★★★☆☆
201974.057 of 24676.8%★★★★☆
201880.133 of 16680.1%★★★★☆

Special Education

YearAvg scoreStatewide rankWashington percentileRating
202545.285 of 18654.3%★★★☆☆
202462.952 of 17970.9%★★★★☆
202350.868 of 16759.3%★★★☆☆
202252.963 of 19968.3%★★★☆☆
202134.5133 of 21036.7%★★☆☆☆
201935.1142 of 23138.5%★★☆☆☆
201874.637 of 26886.2%★★★★☆

White

YearAvg scoreStatewide rankWashington percentileRating
202584.667 of 48886.3%★★★★☆
202477.485 of 48682.5%★★★★☆
202376.198 of 48879.9%★★★★☆
202281.174 of 48884.8%★★★★☆
202168.0126 of 48073.8%★★★★☆
201975.198 of 47079.1%★★★★☆
201874.781 of 32575.1%★★★★☆
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)
Low Socio Economic Status (2025)92nd percentile+6 vs school
Hispanic (2025)88th percentile~ school
White (2025)86th percentile~ school
Female (2025)86th percentile~ school
Male (2025)85th percentile~ school
English Language Learner (2024)79th percentile-3 vs school
Multi-racial (2025)76th percentile-10 vs school
Asian (2025)67th percentile-19 vs school
Special Education (2025)54th percentile-32 vs school
By subject vs Washington (2024-2025) ?
English Language Arts69%+16 vs state
Math59%+17 vs state
Science54%+5 vs state

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Frequently Asked Questions about Sumner Middle School

Students who attend Sumner Middle School usually go on to attend Sumner High School

In the 2024-25 school year, 674 students attended Sumner Middle School.

Students at Sumner Middle School are 55% White, 25% Hispanic, 12% Two or more races, 5% Asian, 2% Pacific Islander, 1% African American.

Sumner Middle School ranks 75th of 534 Washington middle schools. SchoolDigger rates this school 4 stars out of 5.


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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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