James B. Conant High School is a public four-year high school located in Hoffman Estates, Illinois, a northwest suburb of Chicago, Illinois, in the United States.
Serving 2,598 students in grades 9-12, J B Conant High School ranks in the top 10% of all schools in Illinois for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 50% (which is higher than the Illinois state average of 28%). The percentage of students achieving proficiency in reading/language arts is 46% (which is higher than the Illinois state average of 30%).
The student:teacher ratio of 17:1 is higher than the Illinois state level of 13:1.
Minority enrollment is 56% of the student body (majority Asian), which is higher than the Illinois state average of 55% (majority Hispanic and Black).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 2,598 students
- Student:Teacher Ratio: 17:1
- Minority Enrollment: 56%
- Graduation Rate: 96% (Top 5% in IL)
- Overall Testing Rank: Top 10%
- Math Proficiency: 50% (Top 10%)
- Reading Proficiency: 46% (Top 20%)
- Science Proficiency: 67% (Top 20%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
J B Conant High School ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
Diversity
School Overview
J B Conant High School's student population of 2,598 students has grown by 11% over five school years.
The teacher population of 157 teachers has grown by 9% over five school years.
Grades Offered
Grades 9-12
Total Students
2,598 students
Gender %
Total Classroom Teachers
157 teachers
Year Founded
1964
Colors
White, Navy Blue, Scarlet
School Calendar
School Rankings
J B Conant High School ranks within the top 10% of all 3,426 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of J B Conant High School is 0.69, 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
#331 out of 3426 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
(20-21)50%
28%
Reading/Language Arts Test Scores (% Proficient)
46%
30%
Science Test Scores (% Proficient)
67%
50%
Student : Teacher Ratio
17:1
13:1
American Indian
n/a
1%
Asian
29%
6%
Hispanic
19%
28%
Black
4%
16%
White
44%
45%
Hawaiian
n/a
n/a
Two or more races
4%
4%
All Ethnic Groups
Graduation Rate
96%
87%
Eligible for Free Lunch
17%
43%
Eligible for Reduced Lunch
7%
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 J B Conant High School's ranking?
J B Conant High School is ranked #331 out of 3,426 schools, which ranks it among the top 10% of public schools in Illinois.
What schools are J B Conant High School often compared to?
J B Conant High Schoolis often viewed alongside schools like Schaumburg High School, Wm Fremd 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 28% IL state average), while 46% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of J B Conant High School?
The graduation rate of J B Conant High School is 96%, which is higher than the Illinois state average of 87%.
How many students attend J B Conant High School?
2,598 students attend J B Conant High School.
What is the racial composition of the student body?
44% of J B Conant High School students are White, 29% of students are Asian, 19% of students are Hispanic, 4% of students are Black, and 4% of students are Two or more races.
What is the student:teacher ratio of J B Conant High School?
J B Conant High School has a student ration of 17:1, which is higher than the Illinois state average of 13:1.
What grades does J B Conant High School offer ?
J B Conant High School offers enrollment in grades 9-12
What school district is J B Conant High School part of?
J B Conant High School is part of Township HSD 211 School District.
School Reviews
Review J B Conant High School. 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.