Serving 376 students in grades 9-12, Southwestern High School ranks in the top 50% of all schools in Illinois for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 20-24% (which is lower than the Illinois state average of 28%). The percentage of students achieving proficiency in reading/language arts is 25-29% (which is lower than the Illinois state average of 30%).
The student:teacher ratio of 12:1 is lower than the Illinois state level of 13:1.
Minority enrollment is 5% of the student body (majority Black and Hispanic), which is lower than the Illinois state average of 55% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 376 students
- Student:Teacher Ratio: 12:1
- Minority Enrollment: 5%
- Graduation Rate: 75-79% (Btm 50% in IL)
- Overall Testing Rank: Top 50%
- Math Proficiency: 20-24% (Top 50%)
- Reading Proficiency: 25-29% (Top 50%)
- Science Proficiency: 50-54% (Top 50%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
School Overview
Southwestern High School's student population of 376 students has declined by 20% over five school years.
The teacher population of 31 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
376 students
Gender %
Total Classroom Teachers
31 teachers
Students by Grade
School Rankings
Southwestern High School ranks within the top 50% of all 3,426 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Southwestern High School is 0.10, which is less than the diversity score at state average of 0.70. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1466 out of 3426 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
(20-21)20-24%
28%
Reading/Language Arts Test Scores (% Proficient)
25-29%
30%
Science Test Scores (% Proficient)
50-54%
50%
Student : Teacher Ratio
12:1
13:1
American Indian
n/a
1%
Asian
n/a
6%
Hispanic
2%
28%
Black
2%
16%
White
95%
45%
Hawaiian
n/a
n/a
Two or more races
1%
4%
All Ethnic Groups
Graduation Rate
75-79%
87%
Eligible for Free Lunch
34%
43%
Eligible for Reduced Lunch
11%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Profile last updated:
Frequently Asked Questions
What is Southwestern High School's ranking?
Southwestern High School is ranked #1466 out of 3,426 schools, which ranks it among the top 50% of public schools in Illinois.
What schools are Southwestern High School often compared to?
Southwestern High Schoolis often viewed alongside schools like Staunton High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
20-24% of students have achieved math proficiency (compared to the 28% IL state average), while 25-29% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Southwestern High School?
The graduation rate of Southwestern High School is 75-79%, which is lower than the Illinois state average of 87%.
How many students attend Southwestern High School?
376 students attend Southwestern High School.
What is the racial composition of the student body?
95% of Southwestern High School students are White, 2% of students are Hispanic, 2% of students are Black, and 1% of students are Two or more races.
What is the student:teacher ratio of Southwestern High School?
Southwestern High School has a student ration of 12:1, which is lower than the Illinois state average of 13:1.
What grades does Southwestern High School offer ?
Southwestern High School offers enrollment in grades 9-12
What school district is Southwestern High School part of?
Southwestern High School is part of Southwestern CUSD 9 School District.
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