Serving 308 students in grades Kindergarten-5, Jefferson Elementary School ranks in the top 50% of all schools in Illinois for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 30-34% (which is higher than the Illinois state average of 27%). 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 11:1 is lower than the Illinois state level of 13:1.
Minority enrollment is 64% of the student body (majority Black), which is higher than the Illinois state average of 55% (majority Hispanic and Black).
Quick Facts (2026-27)
- Grades: Kindergarten-5
- Enrollment: 308 students
- Student-Teacher Ratio: 11:1
- Minority Enrollment: 64%
- Overall Testing Rank: Top 50% in IL
- Math Proficiency: 30-34% (Top 30%)
- Reading Proficiency: 25-29% (Top 50%)
- Science Proficiency: 50-59% (Top 50%)
- Attendance Zone: Jefferson Elementary School serves the northeast part of Dekalb, IL, covering an attendance zone of approximately 1.6 square miles. Most families are within a 5-10 minute drive, with the furthest edge being about 1.4 miles from the school.
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
School Overview
Jefferson Elementary School's student population of 308 students has stayed relatively flat over five school years.
The teacher population of 28 teachers has grown by 33% over five school years.
Grades Offered
Grades Kindergarten-5
Total Students
308 students
Total Classroom Teachers
28 teachers
Year Founded
1903
School Calendar
School Rankings
Jefferson Elementary School ranks within the top 50% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Jefferson Elementary School is 0.74, 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.
Overall Testing Rank
#1314 out of 3542 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
30-34%
27%
Reading/Language Arts Test Scores (% Proficient)
25-29%
30%
Science Test Scores (% Proficient)
50-59%
50%
Student-Teacher Ratio
11:1
13:1
Asian
7%
6%
Hispanic
18%
29%
Black
31%
16%
White
36%
45%
Two or more races
8%
4%
All Ethnic Groups
Chronically Absent Students
(22-23)23.4%
29.7%
Eligible for Free Lunch
49%
43%
Eligible for Reduced Lunch
12%
4%
School Statewide Testing
School District Name
Sports
School Mascot
Jaguars
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Frequently Asked Questions
What is Jefferson Elementary School's ranking?
Jefferson Elementary School is ranked #1314 out of 3,542 schools, which ranks it among the top 50% of public schools in Illinois.
What schools are Jefferson Elementary School often compared to?
Jefferson Elementary Schoolis often viewed alongside schools like Littlejohn Elementary School, Lincoln Elementary School, Gwendolyn Brooks Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
30-34% of students have achieved math proficiency (compared to the 27% IL state average), while 25-29% of students have achieved reading proficiency (compared to the 30% IL state average).
How many students attend Jefferson Elementary School?
308 students attend Jefferson Elementary School.
What is the racial composition of the student body?
36% of Jefferson Elementary School students are White, 31% of students are Black, 18% of students are Hispanic, 8% of students are Two or more races, and 7% of students are Asian.
What is the student-teacher ratio of Jefferson Elementary School?
Jefferson Elementary School has a student ration of 11:1, which is lower than the Illinois state average of 13:1.
What grades does Jefferson Elementary School offer ?
Jefferson Elementary School offers enrollment in grades Kindergarten-5
What school district is Jefferson Elementary School part of?
Jefferson Elementary School is part of Dekalb CUSD 428 School District.
School Reviews
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