Serving 403 students in grades 7-8, O Neill Middle School ranks in the top 20% 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 39% (which is higher than the Illinois state average of 27%). The percentage of students achieving proficiency in reading/language arts is 45% (which is higher than the Illinois state average of 30%).
The student-teacher ratio of 13:1 is equal to the Illinois state level of 13:1.
Minority enrollment is 33% of the student body (majority Hispanic), which is lower than the Illinois state average of 55% (majority Hispanic).
Quick Facts (2026-27)
- Grades: 7-8
- Enrollment: 403 students
- Student-Teacher Ratio: 13:1
- Minority Enrollment: 33%
- Overall Testing Rank: Top 20% in IL
- Math Proficiency: 39% (Top 30%)
- Reading Proficiency: 45% (Top 20%)
- Science Proficiency: 65% (Top 30%)
- Attendance Zone: O Neill Middle School serves the southern part of Downers Grove, IL, covering an area of approximately 5.4 square miles. Families in this zone can typically expect a drive of 5 to 10 minutes to the school, with the furthest edge being about 2.6 miles away.
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
O Neill Middle School ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Overall Rank
Reading/Language Arts Proficiency
School Overview
O Neill Middle School's student population of 403 students has declined by 12% over five school years.
The teacher population of 30 teachers has declined by 9% over five school years.
Grades Offered
Grades 7-8
Total Students
403 students
Total Classroom Teachers
30 teachers
School Calendar
School Rankings
O Neill Middle School ranks within the top 20% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of O Neill Middle School is 0.52, 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
#691 out of 3542 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
39%
27%
Reading/Language Arts Test Scores (% Proficient)
45%
30%
Science Test Scores (% Proficient)
65%
50%
Student-Teacher Ratio
13:1
13:1
American Indian
n/a
n/a
Asian
5%
6%
Hispanic
17%
29%
Black
4%
16%
White
67%
45%
Hawaiian
n/a
n/a
Two or more races
7%
4%
All Ethnic Groups
Chronically Absent Students
(22-23)17.4%
29.7%
Eligible for Free Lunch
18%
43%
Eligible for Reduced Lunch
2%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Frequently Asked Questions
What is O Neill Middle School's ranking?
O Neill Middle School is ranked #691 out of 3,542 schools, which ranks it among the top 20% of public schools in Illinois.
What schools are O Neill Middle School often compared to?
O Neill Middle Schoolis often viewed alongside schools like Herrick Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
39% of students have achieved math proficiency (compared to the 27% IL state average), while 45% of students have achieved reading proficiency (compared to the 30% IL state average).
How many students attend O Neill Middle School?
403 students attend O Neill Middle School.
What is the racial composition of the student body?
67% of O Neill Middle School students are White, 17% of students are Hispanic, 7% of students are Two or more races, 5% of students are Asian, and 4% of students are Black.
What is the student-teacher ratio of O Neill Middle School?
O Neill Middle School has a student ration of 13:1, which is equal to the Illinois state average of 13:1.
What grades does O Neill Middle School offer ?
O Neill Middle School offers enrollment in grades 7-8
What school district is O Neill Middle School part of?
O Neill Middle School is part of Downers Grove Gsd 58 School District.
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