Top Rankings
Illini Central Community Unit School District 189 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 72 students in Illini Central Community Unit School District 189.
Public Preschools in Illini Central Community Unit School District 189 have a diversity score of 0.08, which is less than the Illinois public preschool average of 0.70.
Minority enrollment is 4% of the student body (majority Hispanic), which is less than the Illinois public preschool average of 58% (majority Hispanic).
Overview
This School District
This State (IL)
# Schools
4 Schools
1,386 Schools
# Students
668 Students
511,993 Students
# Teachers
60 Teachers
38,166 Teachers
Student-Teacher Ratio
11:1
11:1
District Rank
Illini Central Community Unit School District 189, which is ranked within the bottom 50% 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 80-89% has decreased from 85-89% over five school years.
Overall District Rank
#550 out of 865 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
19%
27%
Reading/Language Arts Test Scores (% Proficient)
25%
30%
Science Test Scores (% Proficient)
40-44%
50%
Graduation Rate
(21-22)80-89%
87%
Students by Ethnicity:
Diversity Score
0.10
0.70
% American Indian
n/a
n/a
% Asian
n/a
4%
% Hispanic
3%
32%
% Black
n/a
18%
% White
95%
42%
% Hawaiian
n/a
n/a
% Two or more races
2%
4%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $20,430 in this school district is less than the state median of $22,423. The school district revenue/student has grown by 6% over four school years.
The school district's spending/student of $18,503 is less than the state median of $21,662. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$14 MM
$41,381 MM
Spending
$12 MM
$39,976 MM
Revenue / Student
$20,430
$22,423
Spending / Student
$18,503
$21,662
Best Illini Central Community Unit School District 189 Public Preschools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: n/an/a
160 E Chestnut St
Mason City, IL 62664
(217) 482-5180
Mason City, IL 62664
(217) 482-5180
Gr: PK | 72 students Student-teacher ratio: 36:1 Minority enrollment: 4%
Recent Articles
Year-Round Schooling in 2026: Updated Parent Guide
Explore the latest 2026 data, trends, costs, and parent planning tips in the ongoing debate over year-round schooling vs the traditional calendar.
No Child Left Behind: Past, Present, and Future of U.S. School Policy
Explore how No Child Left Behind evolved into ESSA, what it means for 2025‑26 schooling, and what parents need to know about testing, admissions planning, and funding.
Understanding Public School Fees & Optional Costs Guide
Discover what public school fees are required versus optional, with 2026 updates for parents, students, and educators on budgeting and planning.
