Top Rankings
Chadwick-Milledgeville Community Unit School District 399 ranks among the top 20% of public school district in Illinois for:
Category
Attribute
Overall Rank
Highest overall rank (Top 20%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 20%)
Science Proficiency
Highest science proficiency (Top 20%)
Student Attention
Lowest student-teacher ratio (Top 1%)
For the 2026 school year, there is 1 public middle school serving 183 students in Chadwick-Milledgeville Community Unit School District 399. This district's average middle testing ranking is 8/10, which is in the top 30% of public middle schools in Illinois.
Public Middle School in Chadwick-Milledgeville Community Unit School District 399 have an average math proficiency score of 27% (versus the Illinois public middle school average of 24%), and reading proficiency score of 42% (versus the 29% statewide average).
Minority enrollment is 9% of the student body (majority Hispanic), which is less than the Illinois public middle school average of 61% (majority Hispanic).
Overview
This School District
This State (IL)
# Schools
2 Schools
1,599 Schools
# Students
387 Students
621,252 Students
# Teachers
35 Teachers
47,955 Teachers
Student-Teacher Ratio
11:1
11:1
Student By Grade
District Rank
Chadwick-Milledgeville Community Unit School District 399, which is ranked within the top 30% of all 864 school districts in Illinois (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 90% has increased from 80-89% over five school years.
Overall District Rank
#166 out of 865 school districts
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
34%
27%
Reading/Language Arts Test Scores (% Proficient)
45-49%
30%
Science Test Scores (% Proficient)
70-74%
50%
Graduation Rate
(21-22)≥90%
87%
Students by Ethnicity:
Diversity Score
0.18
0.71
% American Indian
n/a
n/a
% Asian
n/a
5%
% Hispanic
5%
30%
% Black
n/a
22%
% White
91%
39%
% Hawaiian
n/a
n/a
% Two or more races
4%
4%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $23,191 is higher than the state median of $22,430. The school district revenue/student has grown by 24% over four school years.
The school district's spending/student of $21,506 is less than the state median of $21,668. The school district spending/student has declined by 30% over four school years.
Total Revenue
$9 MM
$41,381 MM
Spending
$8 MM
$39,976 MM
Revenue / Student
$23,191
$22,430
Spending / Student
$21,506
$21,668
Best Chadwick-Milledgeville Community Unit School District 399 Public Middle Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Chadwick-milledgeville Jr High School
(Math: 25-29% | Reading: 40-44%)
Rank:
Rank:
8/
Top 30%10
100 E 8th St
Milledgeville, IL 61051
(815) 225-7141
Milledgeville, IL 61051
(815) 225-7141
Gr: 6-12 | 183 students Student-teacher ratio: 10:1 Minority enrollment: 9%
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