Thornton Township High School, often simply referred to as Thornton is a public high school founded in 1899, located in Harvey, one of the South Suburbs of the city of Chicago, Illinois, USA. The school is one of three administered by Thornton Township High Schools District 205.
Serving 1,697 students in grades 9-12, Thornton Township High School ranks in the bottom 50% of all schools in Illinois for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 4% (which is lower than the Illinois state average of 27%). The percentage of students achieving proficiency in reading/language arts is 5% (which is lower than the Illinois state average of 30%).
The student-teacher ratio of 14:1 is higher than the Illinois state level of 13:1.
Minority enrollment is 97% of the student body (majority Black), which is higher than the Illinois state average of 55% (majority Hispanic and Black).
Quick Facts (26-27)
- Grades: 9-12
- Enrollment: 1,697 students
- Student-Teacher Ratio: 14:1
- Minority Enrollment: 97%
- Graduation Rate: 75% (Btm 50% in IL)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 4% (Btm 50%)
- Reading Proficiency: 5% (Btm 50%)
- Science Proficiency: 20% (Btm 50%)
- Attendance Zone: Thornton Township High School serves the northwest part of Harvey, IL, covering an area of approximately 10.8 square miles. Families within this zone can typically expect a drive of 5 to 10 minutes to reach the school, with the furthest edge being about 2.8 miles away.
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
School Overview
Thornton Township High School's student population of 1,697 students has stayed relatively flat over five school years.
The teacher population of 119 teachers has declined by 10% over five school years.
Grades Offered
Grades 9-12
Total Students
1,697 students
Showing 2016–2025. Full 39-year historical data available below ↓
Total Classroom Teachers
119 teachers
Showing 2015–2025. Full 39-year historical data available below ↓
Year Founded
1907
School Calendar
Average Class Size
19 students
School Motto
Empowering students to achieve their dreams.
School Rankings
Thornton Township High School ranks within the bottom 50% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Thornton Township High School is 0.48, 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
#3465 out of 3542 schools
(Bottom 50%)
(Bottom 50%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
4%
27%
Showing 2012–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
5%
30%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
20%
50%
Student-Teacher Ratio
14:1
13:1
Showing 2015–2025. Full 39-year historical data available below ↓
Asian
1%
6%
Showing 2016–2025. Full 34-year historical data available below ↓
Hispanic
29%
29%
Showing 2016–2025. Full 38-year historical data available below ↓
Black
66%
16%
Showing 2016–2025. Full 38-year historical data available below ↓
White
3%
45%
Showing 2001–2025. Full 38-year historical data available below ↓
Two or more races
1%
4%
All Ethnic Groups
Showing 2016–2025. Full 38-year historical data available below ↓
Graduation Rate
75%
87.6%
Chronically Absent Students
(22-23)56.8%
29.7%
Eligible for Free Lunch
10%
43%
Showing 2015–2025. Full 24-year historical data available below ↓
Eligible for Reduced Lunch (12-13)
6%
5%
School Statewide Testing
School District Name
Sports
Colors
White, Purple
School Mascot
Wildcat
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Frequently Asked Questions
What is Thornton Township High School's ranking?
Thornton Township High School is ranked #3465 out of 3,542 schools, which ranks it among the bottom 50% of public schools in Illinois.
What percent of students have achieved state testing proficiency in math and reading?
4% of students have achieved math proficiency (compared to the 27% IL state average), while 5% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Thornton Township High School?
The graduation rate of Thornton Township High School is 75%, which is lower than the Illinois state average of 87.6%.
How many students attend Thornton Township High School?
1,697 students attend Thornton Township High School.
What is the racial composition of the student body?
66% of Thornton Township High School students are Black, 29% of students are Hispanic, 3% of students are White, 1% of students are Asian, and 1% of students are Two or more races.
What is the student-teacher ratio of Thornton Township High School?
Thornton Township High School has a student ration of 14:1, which is higher than the Illinois state average of 13:1.
What grades does Thornton Township High School offer ?
Thornton Township High School offers enrollment in grades 9-12
What school district is Thornton Township High School part of?
Thornton Township High School is part of Thornton TWP HSD 205 School District.
School Reviews
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