For the 2026-27 school year, there are 4 public schools serving 640 students in Mason City, IL.
The top-ranked public schools in Mason City, IL are Illini Central Middle School, Illini Central Grade School and Illini Central High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Mason City, IL public schools have an average math proficiency score of 19% (versus the Illinois public school average of 27%), and reading proficiency score of 25% (versus the 30% statewide average). Schools in Mason City have an average ranking of 4/10, which is in the bottom 50% of Illinois public schools.
Minority enrollment is 6% of the student body (majority Hispanic), which is less than the Illinois public school average of 55% (majority Hispanic).
Best Public Schools in Mason City, IL (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Illini Central Middle School
(Math: 20-24% | Reading: 25-29%)
Rank:
Rank:
6/
Top 50%10
208 N West Ave
Mason City, IL 62664
(217) 482-5180
Mason City, IL 62664
(217) 482-5180
Gr: 6-8 | 139 students Student-teacher ratio: 12:1 Minority enrollment: 4%
Rank: #22.
Illini Central Grade School
(Math: 15-19% | Reading: 20-24%)
Rank:
Rank:
5/
Bottom 50%10
208 N West Ave
Mason City, IL 62664
(217) 482-5180
Mason City, IL 62664
(217) 482-5180
Gr: K-5 | 264 students Student-teacher ratio: 10:1 Minority enrollment: 7%
Rank: #33.
Illini Central High School
(Math: 11-19% | Reading: 20-29%)
Rank:
Rank:
4/
Bottom 50%10
208 N West Ave
Mason City, IL 62664
(217) 482-5180
Mason City, IL 62664
(217) 482-5180
Gr: 9-12 | 172 students Student-teacher ratio: 8:1 Minority enrollment: 4%
Rank: n/an/a
160 E Chestnut St
Mason City, IL 62664
(217) 482-5180
Mason City, IL 62664
(217) 482-5180
Gr: PK | 65 students Student-teacher ratio: 22:1 Minority enrollment: 8%
Frequently Asked Questions
What are the top-ranked public schools in Mason City, IL?
The top-ranked public schools in Mason City, IL include Illini Central Middle School, Illini Central Grade School and Illini Central High School.
How many public schools are located in Mason City?
4 public schools are located in Mason City.
What is the racial composition of students in Mason City?
Mason City public schools minority enrollment is 6% of the student body (majority Hispanic), which is less than the Illinois public schools average of 55% (majority Hispanic).
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