International School of Monterey vs Seaside High
A head-to-head comparison of two schools in California, United States, 1.4 km apart, using official American 2025 data. The better value in each row is highlighted.
International School of Monterey
Seaside · Charter elementary · Grades K–8
439 students
Seaside High
Seaside · Public high · Grades 9–12
1,073 students
| Measure | International School of Monterey Seaside, California | Seaside High Seaside, California |
|---|---|---|
| Success Index (US) | 56 Top 50% | 19 Lower 50% |
| State rank | #1603 of 5,693 | #1128 of 1,343 |
| National rank | #21089 of 50,301 | #15378 of 16,910 |
| Sector | Charter | Public |
| Type | Elementary | High |
| Year range | Grades K–8 | Grades 9–12 |
| Students | 439 | 1,073 |
| Enrollment | 439 | 1,073 |
| Free/reduced-price lunch | 32.1% | 84.4% |
| Students per teacher | 22.0 | 20.6 |
| Reading proficiency | 63% | 38% |
| Math proficiency | 42% | 17% |
| city | Seaside | Seaside |
| state | California | California |
| Website | – | – |
The verdict
- •International School of Monterey scores higher on the Success Index (US) (55.8 vs 19.3).
- •International School of Monterey does better on math proficiency (42% vs 17%).
- •International School of Monterey does better on reading proficiency (63% vs 38%).
- •International School of Monterey does better on community advantage (fewer free/reduced-price lunch) (32.1% vs 84.4%).
- •Seaside High does better on students per teacher (20.6 vs 22.0).
- •Seaside High is the larger school with 1,073 students compared with 439.
- •International School of Monterey is a charter school while Seaside High is a public school, so fees and admission rules differ.
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 International School of Monterey better than Seaside High?
On the Success Index (US), International School of Monterey ranks higher (55.8 vs 19.3 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 International School of Monterey and Seaside High?
About 1.4 km in a straight line, between Seaside and Seaside in California.
Which has the better Enrollment?
International School of Monterey: 439. Seaside High: 1,073. Students enrolled in the latest NCES directory year.
How do International School of Monterey and Seaside High rank in California?
International School of Monterey is 1603rd of 5,693 and Seaside High is 1128th of 1,343 among elementary schools in California on the 2025 Success Index (US).