Mercer Island High School vs Northwood Elementary School
A head-to-head comparison of two schools in Washington, United States, 365 m apart, using official American 2025 data. The better value in each row is highlighted.
Mercer Island High School
Mercer Island · Public high · Grades 9–12
1,439 students
Northwood Elementary School
Mercer Island · Public elementary · Grades PK–5
398 students
| Measure | Mercer Island High School Mercer Island, Washington | Northwood Elementary School Mercer Island, Washington |
|---|---|---|
| Success Index (US) | 87 Top 5% | 85 Top 5% |
| State rank | #2 of 333 | #52 of 1,154 |
| National rank | #477 of 16,910 | #2276 of 50,301 |
| Sector | Public | Public |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades PK–5 |
| Students | 1,439 | 398 |
| Enrollment | 1,439 | 398 |
| Free/reduced-price lunch | 7.1% | 10.3% |
| Students per teacher | 18.9 | 15.3 |
| Reading proficiency | 99.5% | 77% |
| Math proficiency | 90% | 77% |
| city | Mercer Island | Mercer Island |
| state | Washington | Washington |
| Website | – | – |
The verdict
- •Mercer Island High School scores higher on the Success Index (US) (86.7 vs 85.4).
- •Mercer Island High School does better on math proficiency (90% vs 77%).
- •Mercer Island High School does better on reading proficiency (99.5% vs 77%).
- •Mercer Island High School does better on community advantage (fewer free/reduced-price lunch) (7.1% vs 10.3%).
- •Northwood Elementary School does better on students per teacher (15.3 vs 18.9).
- •Mercer Island High School is the larger school with 1,439 students compared with 398.
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 Mercer Island High School better than Northwood Elementary School?
On the Success Index (US), Mercer Island High School ranks higher (86.7 vs 85.4 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 Mercer Island High School and Northwood Elementary School?
About 365 m in a straight line, between Mercer Island and Mercer Island in Washington.
Which has the better Enrollment?
Mercer Island High School: 1,439. Northwood Elementary School: 398. Students enrolled in the latest NCES directory year.
How do Mercer Island High School and Northwood Elementary School rank in Washington?
Mercer Island High School is 2nd of 333 and Northwood Elementary School is 52nd of 1,154 among high schools in Washington on the 2025 Success Index (US).