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C+

Illini Central Grade School

PublicElementaryGrades K–5

208 N West Ave, Mason City, IL 62664 · (217) 482-5180 · Part of Illini Central Community Unit School District 189

Mason City Township’s Schools page →

Directions
Students
264
Students per teacher
10:1
Free or reduced lunch
58%
Setting
Rural
Grades
K–5
The gist

What stands out about Illini Central Grade School

  • Its own letter, C+: better results than 42% of Illinois’s public schools
  • Math proficiency 9 pts below the state
  • Reading / language arts 9 pts below the state
  • Small classes: 10 students per teacher
  • Next stop for Mason City Township kids: Illini Central Middle School

On the path

Where Mason City Township kids come from and go next. The whole path →

K–5Illini Central Grade SchoolYou are here
6–8Illini Central Middle Schoolin Mason City

Test scores

2020–21
Math proficiency17%
State average 25.9%
Reading / language arts22%
State average 30.7%

Its own letter, C+, places these results among Illinois’s 3,406 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

Location

Directions ↗

208 N West Ave, Mason City

Students

Enrollment by grade
Kindergarten43
Grade 150
Grade 240
Grade 345
Grade 442
Grade 544
Enrollment over time
278’20
272’21
252’22
255’23
264’24

Down 5% since 2020–21.

Who goes here
White 93%Hispanic 3%Two or more races 3%Asian <1%

As reported to NCES, share of students with a reported race or ethnicity.

Parents talk

Questions and answers about Illini Central Grade School from Mason City Township families.

Other schools in Illini Central Community Unit School District 189

The district →
West Campus Facility
Prekindergarten · Grades PK · Mason City
65 students22:1
Illini Central Middle School
Middle · Grades 6–8 · Mason City
C
139 students11:1
Illini Central High School
High · Grades 9–12 · Mason City
C−
172 students8:1

School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against Illinois’s other public schools; Mason City Township’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.