Byron High School is located in the small city of Byron, Illinois population: 3,284. Byron High School is located 17 miles southwest from Rockford, Illinois, the state's third largest city.
Serving 468 students in grades 9-12, Byron High School 9-12 ranks in the top 30% of all schools in Illinois for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 30-34% (which is higher than the Illinois state average of 28%). The percentage of students achieving proficiency in reading/language arts is 35-39% (which is higher than the Illinois state average of 30%).
The student:teacher ratio of 13:1 is equal to the Illinois state level of 13:1.
Minority enrollment is 14% 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: 468 students
- Student:Teacher Ratio: 13:1
- Minority Enrollment: 14%
- Graduation Rate: ≥95% (Top 10% in IL)
- Overall Testing Rank: Top 30%
- Math Proficiency: 30-34% (Top 30%)
- Reading Proficiency: 35-39% (Top 30%)
- Science Proficiency: 60-64% (Top 30%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
Byron High School 9-12 ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Graduation Rate
School Overview
Byron High School 9-12's student population of 468 students has stayed relatively flat over five school years.
The teacher population of 37 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
468 students
Gender %
Total Classroom Teachers
37 teachers
School Rankings
Byron High School 9-12 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 Byron High School 9-12 is 0.26, 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
#883 out of 3426 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
(20-21)30-34%
28%
Reading/Language Arts Test Scores (% Proficient)
35-39%
30%
Science Test Scores (% Proficient)
60-64%
50%
Student : Teacher Ratio
13:1
13:1
American Indian
1%
1%
Asian
1%
6%
Hispanic
7%
28%
Black
1%
16%
White
86%
45%
Hawaiian
n/a
n/a
Two or more races
4%
4%
All Ethnic Groups
Graduation Rate
≥95%
87%
Eligible for Free Lunch
13%
43%
Eligible for Reduced Lunch
6%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Byron High School 9-12's ranking?
Byron High School 9-12 is ranked #883 out of 3,426 schools, which ranks it among the top 30% of public schools in Illinois.
What schools are Byron High School 9-12 often compared to?
Byron High School 9-12is often viewed alongside schools like Stillman Valley High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
30-34% of students have achieved math proficiency (compared to the 28% IL state average), while 35-39% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Byron High School 9-12?
The graduation rate of Byron High School 9-12 is 95%, which is higher than the Illinois state average of 87%.
How many students attend Byron High School 9-12?
468 students attend Byron High School 9-12.
What is the racial composition of the student body?
86% of Byron High School 9-12 students are White, 7% of students are Hispanic, 4% of students are Two or more races, 1% of students are American Indian, 1% of students are Asian, and 1% of students are Black.
What is the student:teacher ratio of Byron High School 9-12?
Byron High School 9-12 has a student ration of 13:1, which is equal to the Illinois state average of 13:1.
What grades does Byron High School 9-12 offer ?
Byron High School 9-12 offers enrollment in grades 9-12
What school district is Byron High School 9-12 part of?
Byron High School 9-12 is part of Byron CUSD 226 School District.
School Calendar
View the Byron High School 9-12 below.
School Reviews
Review Byron High School 9-12. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles

Texas Schools: The Voucher/School Choice Debate
The issue of school choice and a voucher system is currently being revisited in Houston and across the state of Texas, with strong opinions on both sides of the debate.

Fuel Up to Play 60 Focuses on Integrating Fitness and Wellness into the School Day
What if NFL players came to your school? With the Fuel Up to Play 60 program, sponsored by the National Dairy Council and the NFL, nutrition and exercise are promoted during the school day. NFL players participate in the program by coming to schools and talking to students about fitness. Learn more about the program and some of the schools that are implementing it.

What Parents Need to Know About Lunch Shaming
Students all over the nation go hungry every day not because their schools don’t offer lunch, but because they refuse them to children with outstanding debts. Read on to learn about the horror that is lunch shaming and what can be done about it.