Top Rankings
Deerfield SD 109 School District ranks among the top 20% of public school district in Illinois for:
Category
Attribute
Overall Rank
Highest overall rank (Top 5%)
Math Proficiency
Highest math proficiency (Top 5%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 5%)
Science Proficiency
Highest science proficiency (Top 20%)
Community Size
Largest student body (number of students) (Top 1%)
Student Attention
Lowest student-teacher ratio (Top 1%)
For the 2026 school year, there is 1 public preschool serving 424 students in Deerfield SD 109 School District. This district's average pre testing ranking is 10/10, which is in the top 5% of public pre schools in Illinois.
Public Preschool in Deerfield SD 109 School District have an average math proficiency score of 67% (versus the Illinois public pre school average of 22%), and reading proficiency score of 62% (versus the 25% statewide average).
The top-ranked public preschool in Deerfield SD 109 School District is South Park Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking. Minority enrollment is 18% of the student body (majority Hispanic and Asian), which is less than the Illinois public preschool average of 59% (majority Hispanic).
Overview
This School District
This State (IL)
# Schools
6 Schools
1,367 Schools
# Students
2,714 Students
505,966 Students
# Teachers
251 Teachers
38,382 Teachers
Student-Teacher Ratio
11:1
11:1
Student By Grade
District Rank
Deerfield SD 109 School District, which is ranked within the top 5% of all 861 school districts in Illinois (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
Overall District Rank
#23 out of 865 school districts
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
64%
27%
Reading/Language Arts Test Scores (% Proficient)
61%
30%
Science Test Scores (% Proficient)
70%
50%