Serving 1,253 students in grades 9-12, South Lyon High School ranks in the top 20% 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 50% (which is higher than the Michigan state average of 34%). 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
: 90% (Top 50% in MI)
Overall Testing Rank
: Top 20%
Math Proficiency
: 50% (Top 20%)
Reading Proficiency
: 67% (Top 10%)
Science Proficiency
: 62% (Top 10%)
Source: National Center for Education Statistics (NCES), MI Dept. of Education
South Lyon High School ranks within the top 20% of all 3,069 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.
South Lyon High School is ranked #398 out of 3,069 schools, which ranks it among the top 20% 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?
50% of students have achieved math proficiency (compared to the 34% 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 90%, 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 (offers virtual instruction).
What school district is South Lyon High School part of?
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Quick Stats (2025)
Grades: 9-12
Enrollment: 1,253 students
Student:Teacher Ratio: 16:1
Minority Enrollment: 12%
Graduation Rate
: 90% (Top 50%)
Overall Testing Rank
: Top 20%
Math Proficiency
: 50% (Top 20%)
Reading Proficiency
: 67% (Top 10%)
Science Proficiency
: 62% (Top 10%)
Source: National Center for Education Statistics (NCES), MI Dept. of Education
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