South Lyon High School is a public high school located in South Lyon, Michigan, United States, and is part of South Lyon Community Schools. Its cross-town rival is South Lyon East High School.
Serving 1,253 students in grades 9-12, South Lyon High School ranks in the top 10% of all schools in Michigan for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 57% (which is higher than the Michigan state average of 35%). The percentage of students achieving proficiency in reading/language arts is 67% (which is higher than the Michigan state average of 45%).
The student:teacher ratio of 16:1 is lower than the Michigan state level of 17:1.
Minority enrollment is 12% of the student body (majority Hispanic and Asian), which is lower than the Michigan state average of 37% (majority Black).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 1,253 students
- Student:Teacher Ratio: 16:1
- Minority Enrollment: 12%
- Graduation Rate: 92% (Top 20% in MI)
- Overall Testing Rank: Top 10%
- Math Proficiency: 57% (Top 20%)
- Reading Proficiency: 67% (Top 10%)
- Science Proficiency: 62% (Top 10%)
- Source: National Center for Education Statistics (NCES), MI Dept. of Education
Top Rankings
South Lyon High School ranks among the top 20% of public schools in Michigan for:
Category
Attribute
Overall Rank
Most improved public schools
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
South Lyon High School's student population of 1,253 students has stayed relatively flat over five school years.
The teacher population of 78 teachers has grown by 27% over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
1,253 students
Gender %
Total Classroom Teachers
78 teachers
Year Founded
1915
Colors
Blue, Gold
School Rankings
South Lyon High School ranks within the top 10% of all 3,025 schools in Michigan (based off of combined math and reading proficiency testing data).
The diversity score of South Lyon High School is 0.22, which is less than the diversity score at state average of 0.56. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#289 out of 3025 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
57%
35%
Reading/Language Arts Test Scores (% Proficient)
67%
45%
Science Test Scores (% Proficient)
62%
38%
Student : Teacher Ratio
16:1
17:1
American Indian
n/a
1%
Asian
3%
4%
Hispanic
5%
9%
Black
2%
18%
White
88%
63%
Hawaiian
n/a
n/a
Two or more races
2%
5%
All Ethnic Groups
Graduation Rate
92%
81%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
17%
50%
Eligible for Reduced Lunch
1%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), MI Dept. of Education
School Notes
- School Mascot: Rory
Profile last updated: 02/09/2025
Frequently Asked Questions
What is South Lyon High School's ranking?
South Lyon High School is ranked #289 out of 3,025 schools, which ranks it among the top 10% of public schools in Michigan.
What schools are South Lyon High School often compared to?
South Lyon High Schoolis often viewed alongside schools like South Lyon East High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
57% of students have achieved math proficiency (compared to the 35% MI state average), while 67% of students have achieved reading proficiency (compared to the 45% MI state average).
What is the graduation rate of South Lyon High School?
The graduation rate of South Lyon High School is 92%, which is higher than the Michigan state average of 81%.
How many students attend South Lyon High School?
1,253 students attend South Lyon High School.
What is the racial composition of the student body?
88% of South Lyon High School students are White, 5% of students are Hispanic, 3% of students are Asian, 2% of students are Black, and 2% of students are Two or more races.
What is the student:teacher ratio of South Lyon High School?
South Lyon High School has a student ration of 16:1, which is lower than the Michigan state average of 17:1.
What grades does South Lyon High School offer ?
South Lyon High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is South Lyon High School part of?
South Lyon High School is part of South Lyon Community Schools School District.
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