South Lyon High School
🇺🇸 Official data · 2025South Lyon, Michigan 48178 · South Lyon Community Schools
#17 of 591 high schools in Michigan
#1272 of 16,910 nationally
About South Lyon High School
South Lyon High School is a public high located in South Lyon, in the South Lyon Community Schools school district of Michigan, United States. It caters for Grades 9–12. In 2025 it enrolled 1,245 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 80.0 out of 100, placing it in the top 10% of high schools in United States and 17th of 591 ranked high schools in Michigan. Its strongest component is community advantage (fewer free/reduced-price lunch) (96th percentile), and its weakest is students per teacher (32th percentile).
Other published figures: enrollment 1,245.
There are 10 schools in South Lyon; South Lyon High School ranks 1st of 10 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)72%
- Reading proficiency (30%)79%
- Community advantage (fewer free/reduced-price lunch) (25%)14%
- Students per teacher (15%)17.3
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for South Lyon High School by the official sources.
- Enrollment
- 1,245
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 14%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 17.3
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 79%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 72%
- Share of tested students proficient or above (all students, all grades).
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Schools near South Lyon High School
Closest schools by straight-line distance, with their Success Index (US).
Frank E Bartlett School
South Lyon · Public elementary · Grades PK–5
483 students · 1.2 km away
Sayre Elementary School
South Lyon · Public elementary · Grades K–5
450 students · 2.4 km away
William A Pearson Elementary
South Lyon · Public elementary · Grades K–5
576 students · 2.5 km away
Millennium Middle School
South Lyon · Public middle · Grades 6–8
1,049 students · 2.9 km away
Centennial Middle School
South Lyon · Public middle · Grades 6–8
898 students · 3.0 km away
William A Brummer Elementary School
South Lyon · Public elementary · Grades K–5
469 students · 3.9 km away
Kent Lake Elementary School
South Lyon · Public elementary · Grades K–5
518 students · 4.1 km away
Ann L Dolsen Elementary School
New Hudson · Public elementary · Grades K–5
427 students · 5.0 km away
Sharon J Hardy Elementary School
South Lyon · Public elementary · Grades K–5
570 students · 5.5 km away
South Lyon East High School
South Lyon · Public high · Grades 9–12
1,174 students · 7.0 km away
Similar schools
Public high schools in Michigan with a comparable Enrollment.
Lakeview High School
Battle Creek · Public high · Grades 9–12
1,241 students
Cousino Senior High School
Warren · Public high · Grades 9–12
1,250 students
Skyline High School
Ann Arbor · Public high · Grades 9–12
1,237 students
Roosevelt High School
Wyandotte · Public high · Grades 9–12
1,236 students
Wayne Memorial High School
Wayne · Public high · Grades 8–12
1,257 students
East Lansing High School
East Lansing · Public high · Grades 9–12
1,231 students
Frequently asked questions
Is South Lyon High School a good school?
South Lyon High School has a Success Index (US) of 80.0 out of 100 (Top 10% of high schools in United States) and ranks #17 of 591 in Michigan. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does South Lyon High School rank in Michigan?
South Lyon High School ranks #17 of 591 high schools in Michigan and #1272 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend South Lyon High School?
South Lyon High School had 1,245 students in 2025.
Is South Lyon High School a elementary school or a high school?
South Lyon High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near South Lyon High School?
There are 10 schools within 15 km of South Lyon High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.