Islander Middle School vs Kennydale Elementary School
A head-to-head comparison of two schools in Washington, United States, 3.3 km apart, using official American 2025 data. The better value in each row is highlighted.
Islander Middle School
Mercer Island · Public middle · Grades 6–8
960 students
Kennydale Elementary School
Renton · Public elementary · Grades K–5
511 students
| Measure | Islander Middle School Mercer Island, Washington | Kennydale Elementary School Renton, Washington |
|---|---|---|
| Success Index (US) | 84 Top 10% | 70 Top 25% |
| State rank | #6 of 363 | #320 of 1,154 |
| National rank | #911 of 15,369 | #11546 of 50,301 |
| Sector | Public | Public |
| Type | Middle | Elementary |
| Year range | Grades 6–8 | Grades K–5 |
| Students | 960 | 511 |
| Enrollment | 960 | 511 |
| Free/reduced-price lunch | 7.8% | 39.3% |
| Students per teacher | 21.3 | 17.0 |
| Reading proficiency | 84% | 66% |
| Math proficiency | 81% | 67% |
| city | Mercer Island | Renton |
| state | Washington | Washington |
| Website | – | – |
The verdict
- •Islander Middle School scores higher on the Success Index (US) (83.8 vs 69.7).
- •Islander Middle School does better on math proficiency (81% vs 67%).
- •Islander Middle School does better on reading proficiency (84% vs 66%).
- •Islander Middle School does better on community advantage (fewer free/reduced-price lunch) (7.8% vs 39.3%).
- •Kennydale Elementary School does better on students per teacher (17.0 vs 21.3).
- •Islander Middle School is the larger school with 960 students compared with 511.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is Islander Middle School better than Kennydale Elementary School?
On the Success Index (US), Islander Middle School ranks higher (83.8 vs 69.7 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are Islander Middle School and Kennydale Elementary School?
About 3.3 km in a straight line, between Mercer Island and Renton in Washington.
Which has the better Enrollment?
Islander Middle School: 960. Kennydale Elementary School: 511. Students enrolled in the latest NCES directory year.
How do Islander Middle School and Kennydale Elementary School rank in Washington?
Islander Middle School is 6th of 363 and Kennydale Elementary School is 320th of 1,154 among middle schools in Washington on the 2025 Success Index (US).