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Illini Central CUSD 189 Schools
Illini Central CUSD 189 is a public school district in Illinois, based in Mason County (Mason City). SchoolGrade grades 4 of its schools on actual versus projected test scores; every school below has its own page.
Illini Central CUSD 189 on the map
District boundary from the NCES EDGE composite school district file. Each marker is a graded school; click it for its grade and scores.
SchoolGrade summary for Illini Central CUSD 189
3 of 4 schools in Illini Central CUSD 189 carry a SchoolGrade (1 have too little test data to grade). Grade distribution:
D: 1F: 2
Best schools in Illini Central CUSD 189
Statewide rankings: all 688 high schools in Illinois · all 591 middle schools in Illinois · all 2094 elementary schools in Illinois
The ten highest SchoolGrades in the district. Grades reward actual test performance against the projection for each school's student context, so a B in a high-poverty school can outrank an A- elsewhere on impact.
- D Illini Central Grade School (Elementary school, meets expectations)
- F Illini Central Middle School (Middle school, meets expectations)
- F Illini Central High School (High school, meets expectations)
Every school in Illini Central CUSD 189
High schools (1)
- F Illini Central High School, Mason City
Middle and junior high schools (1)
- F Illini Central Middle School, Mason City
Elementary and primary schools (1)
- D Illini Central Grade School, Mason City
Other schools and academies (1)
- West Campus Facility, Mason City
Where Illini Central CUSD 189 schools are
Cities and towns served (1)
- Mason City (4)
About this district
- State: Best schools in Illinois
- County: Mason County
- Type: regular local school district
- Setting: distant rural (NCES locale of the district office)
- Enrollment: 668 students with 60 full-time-equivalent teachers and 97 total staff FTE (NCES CCD, 2023-24)
- NCES district ID: 1700113
- Grades are the 2025-26 SchoolGrade model: each school's actual proficiency against the level projected for its student context. How SchoolGrade works
Nearby school districts
- Midwest Central CUSD 191 (3 schools, 13 mi)
- Delavan CUSD 703 (3 schools, 15 mi)
- Porta CUSD 202 (3 schools, 16 mi)
- Havana CUSD 126 (3 schools, 19 mi)
- Athens CUSD 213 (4 schools, 20 mi)
- Lincoln ESD 27 (5 schools, 21 mi)
- Tremont CUSD 702 (3 schools, 23 mi)
- Williamsville CUSD 15 (3 schools, 24 mi)
Questions about Illini Central CUSD 189
How many schools are in Illini Central CUSD 189?
SchoolGrade grades 4 public schools in Illini Central CUSD 189, across 1 city or town. Every one of them is listed on this page with a link to its own report.
Which cities does Illini Central CUSD 189 serve?
The largest by graded schools: Mason City.
How good are the schools in Illini Central CUSD 189?
Across the 3 graded schools, the average SchoolGrade is F, with 12.3% of tested students meeting the state bar against a projected 13.7%. 100% of schools meet or exceed the expectation for their student context.
How many students attend Illini Central CUSD 189?
668 students were enrolled in Illini Central CUSD 189 in the 2023-24 school year, about 11.1 students per full-time teacher (NCES Common Core of Data).
Where is Illini Central CUSD 189?
Illini Central CUSD 189 is in Illinois, based in Mason County, with its district office in Mason City. Its boundary covers about 270 sq mi.