Top Rankings
Williamsville CUSD 15 School District 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%)
Graduation Rate
Highest graduation rate (Top 5%)
For the 2025 school year, there are 3 public schools serving 1,453 students in Williamsville CUSD 15 School District. This district's average testing ranking is 9/10, which is in the top 20% of public schools in Illinois.
Public Schools in Williamsville CUSD 15 School District have an average math proficiency score of 35% (versus the Illinois public school average of 26%), and reading proficiency score of 51% (versus the 30% statewide average).
Minority enrollment is 7% of the student body (majority Hispanic and Black), which is less than the Illinois public school average of 56% (majority Hispanic).
Overview
This School District
This State (IL)
# Schools
3 Schools
4,399 Schools
# Students
1,453 Students
1,881,773 Students
# Teachers
99 Teachers
136,664 Teachers
Student : Teacher Ratio
15:1
15:1
District Rank
Williamsville CUSD 15 School District, which is ranked within the top 20% of all 844 school districts in Illinois (based off of combined math and reading proficiency testing data) for the 2020-2021 school year.
The school district's graduation rate of 95% has stayed relatively flat over five school years.
Overall District Rank
#120 out of 852 school districts
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
(20-21)35%
28%
Reading/Language Arts Test Scores (% Proficient)
51%
30%
Science Test Scores (% Proficient)
68%
50%
Graduation Rate
≥95%
87%
Students by Ethnicity:
Diversity Score
0.13
0.70
# American Indian Students
1 Student
4,556 Students
% American Indian Students
n/a
1%
# Asian Students
10 Students
103,630 Students
% Asian Students
1%
6%
# Hispanic Students
15 Students
517,685 Students
% Hispanic Students
1%
28%
# Black Students
13 Students
303,129 Students
% Black Students
1%
16%
# White Students
1,358 Students
837,178 Students
% White Students
93%
45%
# Hawaiian Students
n/a
1,684 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
54 Students
78,057 Students
% of Two or more races Students
4%
4%
Students by Grade:
# Students in PK Grade:
69
79,660
# Students in K Grade:
101
120,716
# Students in 1st Grade:
96
126,380
# Students in 2nd Grade:
94
167,371
# Students in 3rd Grade:
86
130,316
# Students in 4th Grade:
90
130,337
# Students in 5th Grade:
101
129,914
# Students in 6th Grade:
129
132,189
# Students in 7th Grade:
119
135,696
# Students in 8th Grade:
93
137,626
# Students in 9th Grade:
123
149,483
# Students in 10th Grade:
128
150,499
# Students in 11th Grade:
121
146,819
# Students in 12th Grade:
103
144,755
# Ungraded Students:
-
12
District Revenue and Spending
The revenue/student of $17,316 in this school district is less than the state median of $21,990. 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 $21,244. 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
$21,990
Spending / Student
$18,575
$21,244
Best Williamsville CUSD 15 School District Public Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Sherman Elementary School
Rank:
10/
Top 10%10
312 South St
Sherman, IL 62684
(217) 496-2021
Sherman, IL 62684
(217) 496-2021
Grades: PK-4
| 536 students
Rank: #22.
Williamsville Jr High School
Rank:
9/
Top 20%10
500 S Walnut St
Williamsville, IL 62693
(217) 566-3600
Williamsville, IL 62693
(217) 566-3600
Grades: 5-8
| 442 students
Rank: #33.
Williamsville High School
Rank:
7/
Top 50%10
900 S Walnut St
Williamsville, IL 62693
(217) 566-3361
Williamsville, IL 62693
(217) 566-3361
Grades: 9-12
| 475 students
Frequently Asked Questions
How many schools belong to Williamsville CUSD 15 School District?
Williamsville CUSD 15 School District manages 3 public schools serving 1,453 students.
What is the rank of Williamsville CUSD 15 School District?
Williamsville CUSD 15 School District is ranked #121 out of 844 school districts in Illinois (top 20%) based off of combined math and reading proficiency testing data for the 2020-2021 school year. This district ranks in the top 20% of Illinois school districts for: Highest overall rank (Top 20%), Highest reading/language arts proficiency (Top 20%), Highest science proficiency (Top 20%) and Highest graduation rate (Top 5%)
What is the racial composition of students in Williamsville CUSD 15 School District?
93% of Williamsville CUSD 15 School District students are White, 4% of students are Two or more races, 1% of students are Asian, 1% of students are Hispanic, and 1% of students are Black.
What is the student/teacher ratio of Williamsville CUSD 15 School District?
Williamsville CUSD 15 School District has a student/teacher ratio of 15:1, which is higher than the Illinois state average of 14:1.
What is Williamsville CUSD 15 School District's spending/student ratio?
The school district's spending/student of $18,575 is less than the state median of $21,244. The school district spending/student has stayed relatively flat over four school years.
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