Harper vs Mariners Elementary
A head-to-head comparison of two schools in California, United States, 471 m apart, using official American 2025 data. The better value in each row is highlighted.
Harper
Costa Mesa · Public other
Mariners Elementary
Newport Beach · Public elementary · Grades K–6
573 students
| Measure | Harper Costa Mesa, California | Mariners Elementary Newport Beach, California |
|---|---|---|
| Success Index (US) | – Not rated | 80 Top 10% |
| State rank | – | #271 of 5,693 |
| National rank | – | #4904 of 50,301 |
| Sector | Public | Public |
| Type | Other | Elementary |
| Year range | – | Grades K–6 |
| Students | – | 573 |
| Enrollment | – | 573 |
| Free/reduced-price lunch | – | 21.6% |
| Students per teacher | – | 19.1 |
| Reading proficiency | – | 83% |
| Math proficiency | – | 75% |
| city | Costa Mesa | Newport Beach |
| state | California | California |
| Website | – | – |
The verdict
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 Harper better than Mariners Elementary?
The two schools are very close on the Success Index (US). Differences in sector, size, programmes and distance from home will matter more than the score.
How far apart are Harper and Mariners Elementary?
About 471 m in a straight line, between Costa Mesa and Newport Beach in California.
How do Harper and Mariners Elementary rank in California?
Harper is unranked and Mariners Elementary is 271st of 5,693 among other schools in California on the 2025 Success Index (US).