Thomas Jefferson High School is a public coed four-year high school, in Rockford, Illinois, United States. The school serves the city of Rockford and the neighboring villages of Cherry Valley, Illinois and New Milford, Illinois. The school is named after the third President of the United States, Thomas Jefferson.
Serving 2,170 students in grades 9-12, Jefferson 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 3% (which is lower than the Illinois state average of 28%). The percentage of students achieving proficiency in reading/language arts is 6% (which is lower than the Illinois state average of 30%).
The student:teacher ratio of 19:1 is higher than the Illinois state level of 13:1.
Minority enrollment is 82% of the student body (majority Hispanic), which is higher than the Illinois state average of 55% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 2,170 students
- Student:Teacher Ratio: 19:1
- Minority Enrollment: 82%
- Graduation Rate: 68% (Btm 50% in IL)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 3% (Btm 50%)
- Reading Proficiency: 6% (Btm 50%)
- Science Proficiency: 31% (Btm 50%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
Jefferson High School ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Diversity
School Overview
Jefferson High School's student population of 2,170 students has grown by 26% over five school years.
The teacher population of 112 teachers has grown by 12% over five school years.
Grades Offered
Grades 9-12
Total Students
2,170 students
Gender %
Total Classroom Teachers
112 teachers
Year Founded
1969
Colors
White, Red, Gold
School Rankings
Jefferson 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 Jefferson High School is 0.63, 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
#3395 out of 3426 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
(20-21)3%
28%
Reading/Language Arts Test Scores (% Proficient)
6%
30%
Science Test Scores (% Proficient)
31%
50%
Student : Teacher Ratio
19:1
13:1
American Indian
1%
1%
Asian
2%
6%
Hispanic
55%
28%
Black
20%
16%
White
18%
45%
Hawaiian
n/a
n/a
Two or more races
4%
4%
All Ethnic Groups
Graduation Rate
68%
87%
Eligible for Free Lunch
38%
43%
Eligible for Reduced Lunch (14-15)
3%
2%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Frequently Asked Questions
What is Jefferson High School's ranking?
Jefferson High School is ranked #3395 out of 3,426 schools, which ranks it among the bottom 50% of public schools in Illinois.
What schools are Jefferson High School often compared to?
Jefferson High Schoolis often viewed alongside schools like Guilford High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
3% of students have achieved math proficiency (compared to the 28% IL state average), while 6% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Jefferson High School?
The graduation rate of Jefferson High School is 68%, which is lower than the Illinois state average of 87%.
How many students attend Jefferson High School?
2,170 students attend Jefferson High School.
What is the racial composition of the student body?
55% of Jefferson High School students are Hispanic, 20% of students are Black, 18% of students are White, 4% of students are Two or more races, 2% of students are Asian, and 1% of students are American Indian.
What is the student:teacher ratio of Jefferson High School?
Jefferson High School has a student ration of 19:1, which is higher than the Illinois state average of 13:1.
What grades does Jefferson High School offer ?
Jefferson High School offers enrollment in grades 9-12
What school district is Jefferson High School part of?
Jefferson High School is part of Rockford SD 205 School District.
School Calendar
View the Jefferson High School yearly calendar below.
School Reviews
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