Serving 330 students in grades 9-12, Gillespie 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 25-29% (which is approximately equal to 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 13:1 is equal to the Illinois state level of 13:1.
Minority enrollment is 5% of the student body (majority Hispanic and Asian), which is lower than the Illinois state average of 55% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 330 students
- Student:Teacher Ratio: 13:1
- Minority Enrollment: 5%
- Graduation Rate: 80-84% (Btm 50% in IL)
- Overall Testing Rank: Top 50%
- Math Proficiency: 25-29% (Top 50%)
- Reading Proficiency: 25-29% (Top 50%)
- Science Proficiency: 25-29% (Btm 50%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
School Overview
Gillespie High School's student population of 330 students has declined by 12% over five school years.
The teacher population of 25 teachers has grown by 13% over five school years.
Grades Offered
Grades 9-12
Total Students
330 students
Gender %
Total Classroom Teachers
25 teachers
School Calendar
School Rankings
Gillespie 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 Gillespie 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
#1315 out of 3426 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
(20-21)25-29%
28%
Reading/Language Arts Test Scores (% Proficient)
25-29%
30%
Science Test Scores (% Proficient)
25-29%
50%
Student : Teacher Ratio
13:1
13:1
American Indian
1%
1%
Asian
1%
6%
Hispanic
1%
28%
Black
n/a
16%
White
95%
45%
Hawaiian
n/a
n/a
Two or more races
2%
4%
All Ethnic Groups
Graduation Rate
80-84%
87%
Eligible for Free Lunch
42%
43%
Eligible for Reduced Lunch
12%
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 Gillespie High School's ranking?
Gillespie High School is ranked #1315 out of 3,426 schools, which ranks it among the top 50% of public schools in Illinois.
What schools are Gillespie High School often compared to?
Gillespie High Schoolis often viewed alongside schools like Bunker Hill High School, Staunton High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
25-29% 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 Gillespie High School?
The graduation rate of Gillespie High School is 80-84%, which is lower than the Illinois state average of 87%.
How many students attend Gillespie High School?
330 students attend Gillespie High School.
What is the racial composition of the student body?
95% of Gillespie High School students are White, 2% of students are Two or more races, 1% of students are American Indian, 1% of students are Asian, and 1% of students are Hispanic.
What is the student:teacher ratio of Gillespie High School?
Gillespie High School has a student ration of 13:1, which is equal to the Illinois state average of 13:1.
What grades does Gillespie High School offer ?
Gillespie High School offers enrollment in grades 9-12
What school district is Gillespie High School part of?
Gillespie High School is part of Gillespie CUSD 7 School District.
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