Crystal Lake South High School vs Lake in the Hills Elem School
A head-to-head comparison of two schools in Illinois, United States, 3.7 km apart, using official American 2025 data. The better value in each row is highlighted.
Crystal Lake South High School
Crystal Lake · Public high · Grades 9–12
1,279 students
Lake in the Hills Elem School
Lk In The Hls · Public elementary · Grades K–5
502 students
| Measure | Crystal Lake South High School Crystal Lake, Illinois | Lake in the Hills Elem School Lk In The Hls, Illinois |
|---|---|---|
| Success Index (US) | 55 Top 50% | 42 Lower 50% |
| State rank | #104 of 691 | #1060 of 2,303 |
| National rank | #7089 of 16,910 | #30567 of 50,301 |
| Sector | Public | Public |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades K–5 |
| Students | 1,279 | 502 |
| Enrollment | 1,279 | 502 |
| Free/reduced-price lunch | 32.1% | 62.5% |
| Students per teacher | 16.6 | 15.2 |
| Reading proficiency | 47% | 40% |
| Math proficiency | 47% | 45% |
| city | Crystal Lake | Lk In The Hls |
| state | Illinois | Illinois |
| Website | – | – |
The verdict
- •Crystal Lake South High School scores higher on the Success Index (US) (54.8 vs 42.1).
- •Crystal Lake South High School does better on math proficiency (47% vs 45%).
- •Crystal Lake South High School does better on reading proficiency (47% vs 40%).
- •Crystal Lake South High School does better on community advantage (fewer free/reduced-price lunch) (32.1% vs 62.5%).
- •Lake in the Hills Elem School does better on students per teacher (15.2 vs 16.6).
- •Crystal Lake South High School is the larger school with 1,279 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 Crystal Lake South High School better than Lake in the Hills Elem School?
On the Success Index (US), Crystal Lake South High School ranks higher (54.8 vs 42.1 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 Crystal Lake South High School and Lake in the Hills Elem School?
About 3.7 km in a straight line, between Crystal Lake and Lk In The Hls in Illinois.
Which has the better Enrollment?
Crystal Lake South High School: 1,279. Lake in the Hills Elem School: 502. Students enrolled in the latest NCES directory year.
How do Crystal Lake South High School and Lake in the Hills Elem School rank in Illinois?
Crystal Lake South High School is 104th of 691 and Lake in the Hills Elem School is 1060th of 2,303 among high schools in Illinois on the 2025 Success Index (US).