Top Rankings
Williamsville Community Unit School District 15 ranks among the top 20% of public school district in Illinois for:
Category
Attribute
Overall Rank
Highest overall rank (Top 20%)
Math Proficiency
Highest math proficiency (Top 20%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 20%)
Science Proficiency
Highest science proficiency (Top 20%)
For the 2025-26 school year, there is 1 public high school serving 475 students in Williamsville Community Unit School District 15. This district's average high testing ranking is 9/10, which is in the top 20% of public high schools in Illinois.
Public High School in Williamsville Community Unit School District 15 have an average math proficiency score of 27% (versus the Illinois public high school average of 26%), and reading proficiency score of 37% (versus the 29% statewide average).
Public High School in Williamsville Community Unit School District 15 have a Graduation Rate of 95%, which is more than the Illinois average of 87%.
The school with highest graduation rate is Williamsville High School, with ≥95% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 7% of the student body (majority Asian and Hispanic), which is less than the Illinois public high school average of 55% (majority Hispanic).
Overview
This School District
This State (IL)
# Schools
3 Schools
1,030 Schools
# Students
1,453 Students
605,599 Students
# Teachers
99 Teachers
42,717 Teachers
Student-Teacher Ratio
15:1
15:1
Student By Grade
District Rank
Williamsville Community Unit School District 15, which is ranked within the top 20% 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 95% has stayed relatively flat over five school years.
Overall District Rank
#111 out of 865 school districts
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
40%
27%
Reading/Language Arts Test Scores (% Proficient)
51%
30%
Science Test Scores (% Proficient)
68%
50%
Graduation Rate
(21-22)≥95%
87%
Students by Ethnicity:
Diversity Score
0.13
0.69
% American Indian
n/a
n/a
% Asian
1%
6%
% Hispanic
1%
29%
% Black
1%
16%
% White
93%
45%
% Hawaiian
n/a
n/a
% Two or more races
4%
4%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $17,316 in this school district is less than the state median of $22,423. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $18,575 is less than the state median of $21,662. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$25 MM
$41,381 MM
Spending
$27 MM
$39,976 MM
Revenue / Student
$17,316
$22,423
Spending / Student
$18,575
$21,662
Best Williamsville Community Unit School District 15 Public High Schools (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Williamsville High School
(Math: 25-29% | Reading: 35-39%)
Rank:
Rank:
7/
Top 50%10
900 S Walnut St
Williamsville, IL 62693
(217) 566-3361
Williamsville, IL 62693
(217) 566-3361
Gr: 9-12 | 475 students Student-teacher ratio: 14:1 Minority enrollment: 6%
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