Gayle Sloan Middle School vs Lake Harbor Middle School
A head-to-head comparison of two middle schools in Louisiana, United States, 1.2 km apart, using official American 2025 data. The better value in each row is highlighted.
Gayle Sloan Middle School
Mandeville · Public middle · Grades 4–6
502 students
Lake Harbor Middle School
Mandeville · Public middle · Grades 4–6
582 students
| Measure | Gayle Sloan Middle School Mandeville, Louisiana | Lake Harbor Middle School Mandeville, Louisiana |
|---|---|---|
| Success Index (US) | 91 Top 5% | 90 Top 5% |
| State rank | #2 of 218 | #5 of 218 |
| National rank | #218 of 15,369 | #299 of 15,369 |
| Sector | Public | Public |
| Type | Middle | Middle |
| Year range | Grades 4–6 | Grades 4–6 |
| Students | 502 | 582 |
| Enrollment | 502 | 582 |
| Free/reduced-price lunch | 21.7% | 28.4% |
| Students per teacher | 13.2 | 13.5 |
| Reading proficiency | 90% | 92% |
| Math proficiency | 83% | 89% |
| city | Mandeville | Mandeville |
| state | Louisiana | Louisiana |
| Website | – | – |
The verdict
- •Gayle Sloan Middle School scores higher on the Success Index (US) (91.1 vs 89.8).
- •Lake Harbor Middle School does better on math proficiency (89% vs 83%).
- •Lake Harbor Middle School does better on reading proficiency (92% vs 90%).
- •Gayle Sloan Middle School does better on community advantage (fewer free/reduced-price lunch) (21.7% vs 28.4%).
- •Gayle Sloan Middle School does better on students per teacher (13.2 vs 13.5).
- •Lake Harbor Middle School is the larger school with 582 students compared with 502.
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 Gayle Sloan Middle School better than Lake Harbor Middle School?
On the Success Index (US), Gayle Sloan Middle School ranks higher (91.1 vs 89.8 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 Gayle Sloan Middle School and Lake Harbor Middle School?
About 1.2 km in a straight line, between Mandeville and Mandeville in Louisiana.
Which has the better Enrollment?
Gayle Sloan Middle School: 502. Lake Harbor Middle School: 582. Students enrolled in the latest NCES directory year.
How do Gayle Sloan Middle School and Lake Harbor Middle School rank in Louisiana?
Gayle Sloan Middle School is 2nd of 218 and Lake Harbor Middle School is 5th of 218 among middle schools in Louisiana on the 2025 Success Index (US).