Serving 766 students in grades 9-12, Sullivan 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 6-9% (which is lower than the Illinois state average of 28%). 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 15:1 is higher than the Illinois state level of 13:1.
Minority enrollment is 85% of the student body (majority Hispanic and Black), which is higher than the Illinois state average of 55% (majority Hispanic and Black).
Quick Stats (2025)
Grades: 9-12
Enrollment: 766 students
Student:Teacher Ratio: 15:1
Minority Enrollment: 85%
Graduation Rate
: 80-84% (Btm 50% in IL)
Overall Testing Rank
: Bottom 50%
Math Proficiency
: 6-9% (Btm 50%)
Reading Proficiency
: ≤5% (Btm 50%)
Science Proficiency
: 6-9% (Btm 50%)
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Sullivan High School ranks within the bottom 50% of all 3,426 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Sullivan High School is 0.71, which is more than the diversity score at state average of 0.70. The school's diversity has stayed relatively flat over five school years.
Sullivan High School is ranked #3127 out of 3,426 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?
6-9% of students have achieved math proficiency (compared to the 28% IL state average), while ≤5% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Sullivan High School?
The graduation rate of Sullivan High School is 80-84%, which is lower than the Illinois state average of 87%.
How many students attend Sullivan High School?
766 students attend Sullivan High School.
What is the racial composition of the student body?
41% of Sullivan High School students are Hispanic, 31% of students are Black, 15% of students are White, 10% of students are Asian, and 3% of students are Two or more races.
What is the student:teacher ratio of Sullivan High School?
Sullivan High School has a student ration of 15:1, which is higher than the Illinois state average of 13:1.
What grades does Sullivan High School offer ?
Sullivan High School offers enrollment in grades 9-12
What school district is Sullivan High School part of?
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Quick Stats (2025)
Grades: 9-12
Enrollment: 766 students
Student:Teacher Ratio: 15:1
Minority Enrollment: 85%
Graduation Rate
: 80-84% (Btm 50%)
Overall Testing Rank
: Bottom 50%
Math Proficiency
: 6-9% (Btm 50%)
Reading Proficiency
: ≤5% (Btm 50%)
Science Proficiency
: 6-9% (Btm 50%)
Source: National Center for Education Statistics (NCES), IL Dept. of Education
