Best middle schools in Seattle (2025)
Schools classified as middle schools by NCES. Ranked by the Success Index (US) from official American data; 16 schools in Seattle, Washington. Rank positions shown on each profile are within United States and Washington.
- 183Hamilton International Middle SchoolSeattle · Public Middle81% Math proficiency · 983 students
- 281Eckstein Middle SchoolSeattle · Public Middle74% Math proficiency · 1,024 students
- 381Whitman Middle SchoolSeattle · Public Middle74% Math proficiency · 633 students
- 480Madison Middle SchoolSeattle · Public Middle72% Math proficiency · 1,017 students
- 578McClure Middle SchoolSeattle · Public Middle71% Math proficiency · 474 students
- 675Robert Eagle Staff Middle SchoolSeattle · Public Middle66% Math proficiency · 729 students
- 774Jane Addams Middle SchoolSeattle · Public Middle67% Math proficiency · 824 students
- 868Washington Middle SchoolSeattle · Public Middle70% Math proficiency · 566 students
- 965Mercer International Middle SchoolSeattle · Public Middle61% Math proficiency · 753 students
- 1060Rainier PrepSeattle · Charter Middle62% Math proficiency · 359 students
- 1158Edmonds S. Meany Middle SchoolSeattle · Public Middle49% Math proficiency · 504 students
- 1251David T. Denny International Middle SchoolSeattle · Public Middle49% Math proficiency · 722 students
- 1344Aki Kurose Middle SchoolSeattle · Public Middle43% Math proficiency · 817 students
- 1436Dimmitt Middle SchoolSeattle · Public Middle30% Math proficiency · 605 students
- 1531Cascade Middle SchoolSeattle · Public Middle27% Math proficiency · 671 students
- 1624Showalter Middle SchoolSeattle · Public Middle28% Math proficiency · 651 students
| # | School | Sector | Success Index (US) | Key result | Students |
|---|---|---|---|---|---|
| 1 | Hamilton International Middle School Seattle · Middle · Grades 6–8 | Public | 82.9 Top 10% | 81% Math proficiency | 983 |
| 2 | Eckstein Middle School Seattle · Middle · Grades 6–8 | Public | 80.7 Top 10% | 74% Math proficiency | 1,024 |
| 3 | Whitman Middle School Seattle · Middle · Grades 6–8 | Public | 80.6 Top 10% | 74% Math proficiency | 633 |
| 4 | Madison Middle School Seattle · Middle · Grades 6–8 | Public | 79.5 Top 25% | 72% Math proficiency | 1,017 |
| 5 | McClure Middle School Seattle · Middle · Grades 6–8 | Public | 78.4 Top 25% | 71% Math proficiency | 474 |
| 6 | Robert Eagle Staff Middle School Seattle · Middle · Grades 6–8 | Public | 75.1 Top 25% | 66% Math proficiency | 729 |
| 7 | Jane Addams Middle School Seattle · Middle · Grades 6–8 | Public | 74.1 Top 25% | 67% Math proficiency | 824 |
| 8 | Washington Middle School Seattle · Middle · Grades 6–8 | Public | 67.8 Top 25% | 70% Math proficiency | 566 |
| 9 | Mercer International Middle School Seattle · Middle · Grades 6–8 | Public | 64.6 Top 50% | 61% Math proficiency | 753 |
| 10 | Rainier Prep Seattle · Middle · Grades 5–8 | Charter | 60.3 Top 50% | 62% Math proficiency | 359 |
| 11 | Edmonds S. Meany Middle School Seattle · Middle · Grades 6–8 | Public | 58.2 Top 50% | 49% Math proficiency | 504 |
| 12 | David T. Denny International Middle School Seattle · Middle · Grades 6–8 | Public | 51.3 Top 50% | 49% Math proficiency | 722 |
| 13 | Aki Kurose Middle School Seattle · Middle · Grades 6–8 | Public | 43.8 Lower 50% | 43% Math proficiency | 817 |
| 14 | Dimmitt Middle School Seattle · Middle · Grades 6–8 | Public | 36.4 Lower 50% | 30% Math proficiency | 605 |
| 15 | Cascade Middle School Seattle · Middle · Grades 6–8 | Public | 30.6 Lower 50% | 27% Math proficiency | 671 |
| 16 | Showalter Middle School Seattle · Middle · Grades 6–8 | Public | 24.2 Lower 50% | 28% Math proficiency | 651 |
Hamilton International Middle School in Seattle leads the 2025 list of middle schools in Seattle with a Success Index (US) of 82.9. Of the 16 schools shown, 15 are public, 1 are charter.
For the full picture see the wider Washington middle schools rankings, every school on the Seattle page, or the comparison tool to put a shortlist side by side.
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Frequently asked questions
What is the best middle school in Seattle?
Hamilton International Middle School in Seattle, Washington ranks first among middle schools in Seattle with a Success Index (US) of 82.9 out of 100 (Enrollment: 983).
How are middle schools in Seattle ranked?
Each school's Success Index (US) combines 4 factors: math proficiency (30%), reading proficiency (30%), community advantage (fewer free/reduced-price lunch) (25%), students per teacher (15%). Each factor is a percentile against schools of the same type across United States. Schools with fewer than 60 students are excluded from rankings.
Are these 2025 rankings official?
No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.