Maine South High School is a public four-year high school located in Park Ridge, Illinois, United States, a northwest suburb of Chicago. It is part of Maine Township High School District 207. Maine South is well known for its academic, athletic, and fine arts success.
Serving 2,491 students in grades 9-12, Maine South High School ranks in the top 10% of all schools in Illinois for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 49% (which is higher than the Illinois state average of 27%). The percentage of students achieving proficiency in reading/language arts is 56% (which is higher than the Illinois state average of 30%).
The student:teacher ratio of 16:1 is higher than the Illinois state level of 13:1.
Minority enrollment is 21% of the student body (majority Hispanic), which is lower than the Illinois state average of 55% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 2,491 students
- Student:Teacher Ratio: 16:1
- Minority Enrollment: 21%
- Graduation Rate: 94% (Top 20% in IL)
- Overall Testing Rank: Top 10%
- Math Proficiency: 49% (Top 20%)
- Reading Proficiency: 56% (Top 10%)
- Science Proficiency: 83% (Top 5%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
Maine South High School ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Overall Rank
Most improved public schools
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Maine South High School's student population of 2,491 students has stayed relatively flat over five school years.
The teacher population of 151 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
2,491 students
Gender %
Total Classroom Teachers
151 teachers
Year Founded
1964
Colors
White, Black, Red
School Rankings
Maine South High School ranks within the top 10% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Maine South High School is 0.36, which is less than the diversity score at state average of 0.69. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#318 out of 3542 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
49%
27%
Reading/Language Arts Test Scores (% Proficient)
56%
30%
Science Test Scores (% Proficient)
83%
50%
Student : Teacher Ratio
16:1
13:1
American Indian
n/a
n/a
Asian
5%
6%
Hispanic
12%
28%
Black
1%
17%
White
79%
45%
Hawaiian
n/a
n/a
Two or more races
3%
4%
All Ethnic Groups
Graduation Rate
94%
87%
Eligible for Free Lunch
7%
43%
Eligible for Reduced Lunch (11-12)
6%
27%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
School Notes
- School Mascot: Harley
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Maine South High School's ranking?
Maine South High School is ranked #318 out of 3,542 schools, which ranks it among the top 10% of public schools in Illinois.
What schools are Maine South High School often compared to?
Maine South High Schoolis often viewed alongside schools like Maine East High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
49% of students have achieved math proficiency (compared to the 27% IL state average), while 56% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Maine South High School?
The graduation rate of Maine South High School is 94%, which is higher than the Illinois state average of 87%.
How many students attend Maine South High School?
2,491 students attend Maine South High School.
What is the racial composition of the student body?
79% of Maine South High School students are White, 12% of students are Hispanic, 5% of students are Asian, 3% of students are Two or more races, and 1% of students are Black.
What is the student:teacher ratio of Maine South High School?
Maine South High School has a student ration of 16:1, which is higher than the Illinois state average of 13:1.
What grades does Maine South High School offer ?
Maine South High School offers enrollment in grades 9-12
What school district is Maine South High School part of?
Maine South High School is part of Maine Township HSD 207 School District.
School Calendar
View the Maine South High School below. Note key dates such as:
Event
Date
First Day of School for Freshmen
August 13, 2025 (Wednesday)
First Day All Students
August 14, 2025 (Thursday)
NO SCHOOL - SPRING BREAK
March 23, 2026 (Monday)
Last Day for Seniors
May 12, 2026 (Tuesday)
Last Day of School
May 28, 2026 (Thursday)
School Reviews
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