Serving 442 students in grades 5-8, Williamsville Jr High School ranks in the top 20% of all schools in Illinois for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 29% (which is higher than the Illinois state average of 28%). The percentage of students achieving proficiency in reading/language arts is 52% (which is higher than the Illinois state average of 30%).
The student:teacher ratio of 15:1 is higher than the Illinois state level of 13:1.
Minority enrollment is 7% of the student body (majority Hispanic), which is lower than the Illinois state average of 55% (majority Hispanic).
Quick Stats (2025)
- Grades: 5-8
- Enrollment: 442 students
- Student:Teacher Ratio: 15:1
- Minority Enrollment: 7%
- Overall Testing Rank: Top 20% in IL
- Math Proficiency: 29% (Top 50%)
- Reading Proficiency: 52% (Top 10%)
- Science Proficiency: 71% (Top 20%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
Williamsville Jr High School ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Overall Rank
Reading/Language Arts Proficiency
Science Proficiency
School Overview
Williamsville Jr High School's student population of 442 students has declined by 10% over five school years.
The teacher population of 29 teachers has grown by 7% over five school years.
Grades Offered
Grades 5-8
Total Students
442 students
Gender %
Total Classroom Teachers
29 teachers
School Rankings
Williamsville Jr High School ranks within the top 20% of all 3,426 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Williamsville Jr High School is 0.13, 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
#661 out of 3426 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
(20-21)29%
28%
Reading/Language Arts Test Scores (% Proficient)
52%
30%
Science Test Scores (% Proficient)
71%
50%
Student : Teacher Ratio
15:1
13:1
American Indian
n/a
1%
Asian
n/a
6%
Hispanic
2%
28%
Black
1%
16%
White
93%
45%
Hawaiian
n/a
n/a
Two or more races
4%
4%
All Ethnic Groups
Eligible for Free Lunch
8%
43%
Eligible for Reduced Lunch
1%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Williamsville Jr High School's ranking?
Williamsville Jr High School is ranked #661 out of 3,426 schools, which ranks it among the top 20% of public schools in Illinois.
What percent of students have achieved state testing proficiency in math and reading?
29% of students have achieved math proficiency (compared to the 28% IL state average), while 52% of students have achieved reading proficiency (compared to the 30% IL state average).
How many students attend Williamsville Jr High School?
442 students attend Williamsville Jr High School.
What is the racial composition of the student body?
93% of Williamsville Jr High School students are White, 4% of students are Two or more races, 2% of students are Hispanic, and 1% of students are Black.
What is the student:teacher ratio of Williamsville Jr High School?
Williamsville Jr High School has a student ration of 15:1, which is higher than the Illinois state average of 13:1.
What grades does Williamsville Jr High School offer ?
Williamsville Jr High School offers enrollment in grades 5-8
What school district is Williamsville Jr High School part of?
Williamsville Jr High School is part of Williamsville CUSD 15 School District.
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