Serving 1,188 students in grades 9-12, Triad High School ranks in the top 30% 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 43% (which is higher than the Illinois state average of 28%). The percentage of students achieving proficiency in reading/language arts is 35% (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 10% 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: 1,188 students
- Student:Teacher Ratio: 16:1
- Minority Enrollment: 10%
- Graduation Rate: 96% (Top 5% in IL)
- Overall Testing Rank: Top 30%
- Math Proficiency: 43% (Top 20%)
- Reading Proficiency: 35% (Top 50%)
- Science Proficiency: 72% (Top 20%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
Triad High School ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Math Proficiency
Science Proficiency
Graduation Rate
School Overview
Triad High School's student population of 1,188 students has stayed relatively flat over five school years.
The teacher population of 76 teachers has grown by 10% over five school years.
Grades Offered
Grades 9-12
Total Students
1,188 students
Gender %
Total Classroom Teachers
76 teachers
Students by Grade
School Rankings
Triad High School ranks within the top 30% of all 3,426 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Triad High School is 0.19, 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
#753 out of 3426 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
(20-21)43%
28%
Reading/Language Arts Test Scores (% Proficient)
35%
30%
Science Test Scores (% Proficient)
72%
50%
Student : Teacher Ratio
16:1
13:1
American Indian
n/a
1%
Asian
1%
6%
Hispanic
4%
28%
Black
2%
16%
White
90%
45%
Hawaiian
n/a
n/a
Two or more races
3%
4%
All Ethnic Groups
Graduation Rate
96%
87%
Eligible for Free Lunch
13%
43%
Eligible for Reduced Lunch
4%
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 Triad High School's ranking?
Triad High School is ranked #753 out of 3,426 schools, which ranks it among the top 30% of public schools in Illinois.
What schools are Triad High School often compared to?
Triad High Schoolis often viewed alongside schools like Edwardsville High School, Highland High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
43% of students have achieved math proficiency (compared to the 28% IL state average), while 35% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Triad High School?
The graduation rate of Triad High School is 96%, which is higher than the Illinois state average of 87%.
How many students attend Triad High School?
1,188 students attend Triad High School.
What is the racial composition of the student body?
90% of Triad High School students are White, 4% of students are Hispanic, 3% of students are Two or more races, 2% of students are Black, and 1% of students are Asian.
What is the student:teacher ratio of Triad High School?
Triad High School has a student ration of 16:1, which is higher than the Illinois state average of 13:1.
What grades does Triad High School offer ?
Triad High School offers enrollment in grades 9-12
What school district is Triad High School part of?
Triad High School is part of Triad CUSD 2 School District.
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