Illini Central CUSD 189 School District

208 N West Ave
Mason City, IL 62664-1066
(District boundaries shown in map)
4/
10
Bottom 50%

Top Rankings

Illini Central CUSD 189 School District ranks among the top 20% of public school district in Illinois for:

Category
Attribute
Student Attention
Lowest student-teacher ratio (Top 1%)
For the 2026 school year, there is 1 public preschool serving 65 students in Illini Central CUSD 189 School District.
Public Preschools in Illini Central CUSD 189 School District have a diversity score of 0.15, which is less than the Illinois public preschool average of 0.70.
Minority enrollment is 8% of the student body (majority Hispanic), which is less than the Illinois public preschool average of 59% (majority Hispanic).

Overview

This School District
This State (IL)
# Schools
4 Schools
1,367 Schools
# Students
640 Students
505,966 Students
# Teachers
62 Teachers
38,382 Teachers
Student-Teacher Ratio
10:1
10:1

District Rank

Illini Central CUSD 189 School District, which is ranked within the bottom 50% of all 861 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 80-89% has decreased from 85-89% over five school years.
This School District
State Average (IL)
#550 out of 865 school districts
(Bottom 50%)
19%
27%
25%
30%
40-44%
50%
(21-22)
80-89%
87%
(2022-23)
17.4%
29.7%

Students by Ethnicity:

0.11
0.70
% American Indian
n/a
n/a
% Asian
n/a
4%
% Hispanic
3%
33%
% Black
n/a
18%
% White
94%
41%
% Hawaiian
n/a
n/a
% Two or more races
3%
4%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $21,323 in this school district is less than the state median of $22,455. The school district revenue/student has grown by 10% over four school years.
The school district's spending/student of $19,313 is less than the state median of $21,692. The school district spending/student has stayed relatively flat over four school years.
This School District
This State (IL)
Total Revenue
$14 MM
$41,381 MM
Spending
$12 MM
$39,976 MM
Revenue / Student
$21,323
$22,455
Spending / Student
$19,313
$21,692

Best Illini Central CUSD 189 School District Public Preschools (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
160 E Chestnut St
Mason City, IL 62664
(217) 482-5180
Gr: PK | 65 students Student-teacher ratio: 22:1 Minority enrollment: 8%

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Quick Facts (2026)

  • District size: 4 schools
  • Grades: PK-12
  • Enrollment: 640 students
  • Student-Teacher Ratio: 10:1
  • Minority Enrollment: 6%
  • : 80-89% (Btm 50% in IL)
  • : Bottom 50%
  • : 19% (Btm 50%)
  • : 25% (Btm 50%)
  • : 40-44% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), IL Dept. of Education

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