Cousino Senior High School vs South Lyon High School
A head-to-head comparison of two high schools in Michigan, United States, 53 km apart, using official American 2025 data. The better value in each row is highlighted.
Cousino Senior High School
Warren · Public high · Grades 9–12
1,250 students
South Lyon High School
South Lyon · Public high · Grades 9–12
1,245 students
| Measure | Cousino Senior High School Warren, Michigan | South Lyon High School South Lyon, Michigan |
|---|---|---|
| Success Index (US) | 41 Lower 50% | 80 Top 10% |
| State rank | #364 of 591 | #17 of 591 |
| National rank | #10720 of 16,910 | #1272 of 16,910 |
| Sector | Public | Public |
| Type | High | High |
| Year range | Grades 9–12 | Grades 9–12 |
| Students | 1,250 | 1,245 |
| Enrollment | 1,250 | 1,245 |
| Free/reduced-price lunch | 53.3% | 14% |
| Students per teacher | 22.7 | 17.3 |
| Reading proficiency | 55% | 79% |
| Math proficiency | 34% | 72% |
| city | Warren | South Lyon |
| state | Michigan | Michigan |
| Website | – | – |
The verdict
- •South Lyon High School scores higher on the Success Index (US) (80.0 vs 41.0).
- •South Lyon High School does better on math proficiency (72% vs 34%).
- •South Lyon High School does better on reading proficiency (79% vs 55%).
- •South Lyon High School does better on community advantage (fewer free/reduced-price lunch) (14% vs 53.3%).
- •South Lyon High School does better on students per teacher (17.3 vs 22.7).
- •Cousino Senior High School is the larger school with 1,250 students compared with 1,245.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Frequently asked questions
Is Cousino Senior High School better than South Lyon High School?
On the Success Index (US), South Lyon High School ranks higher (80.0 vs 41.0 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 Cousino Senior High School and South Lyon High School?
About 53 km in a straight line, between Warren and South Lyon in Michigan.
Which has the better Enrollment?
Cousino Senior High School: 1,250. South Lyon High School: 1,245. Students enrolled in the latest NCES directory year.
How do Cousino Senior High School and South Lyon High School rank in Michigan?
Cousino Senior High School is 364th of 591 and South Lyon High School is 17th of 591 among high schools in Michigan on the 2025 Success Index (US).