Total enrollment
640
-26 (-4%) vs SY 2020-21
4 schools in Illini Central CUSD 189
Illinois · 640 students · 1 city
Illini Central CUSD 189 runs 4 public K-12 schools per the latest NCES data, with combined enrollment near 640 and an average school size of 160.
4-year change in Illini Central CUSD 189
SY 2020-21 vs SY 2024-25School count
4
0 (0%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
How Illini Central CUSD 189 ranks
Among districts| Measure | This district | In Illinois | In the US |
|---|---|---|---|
| State test proficiency ranked highest first | 31.6% | #261 of 327 | N/A |
| Enrollment ranked largest first | 640 | #449 of 508 | #8,520 of 9,234 |
| Number of schools ranked most first | 4 | #224 of 508 | N/A |
| Students per teacher ranked fewest first | 10.2:1 | #13 of 506 | #507 of 9,044 |
| Free or reduced-price lunch share ranked highest first | 49.0% | #227 of 456 | #4,305 of 8,164 |
Districts need at least 2 schools and 500 students to be ranked. Test proficiency is ranked within the state only, since each state gives a different test. Each rank links to the full list.
Inside Illini Central CUSD 189
Since 2017-18, the 4 district schools that reported both years went from 705 to 640 students (down 9%) and from 62 to 63 full-time teachers (up 2%), as of 2024-25.
Proficient is the average share of students meeting the state standard across each school's state tests in 2023-24 and 2024-25; schools with fewer than 100 students and schools serving specialized populations are left out. Staffing figures come from the NCES Common Core of Data and count only schools that reported students and teachers in both years.
| Name | City | Level | Grades | Enrollment |
|---|---|---|---|---|
| Illini Central Grade School | Mason City | Elementary | KG-05 | 264 |
| Illini Central High School | Mason City | High | 09-12 | 172 |
| Illini Central Middle School | Mason City | Middle | 06-08 | 139 |
| West Campus Facility | Mason City | Elementary | PK-PK | 65 |
About Illini Central CUSD 189
Illini Central CUSD 189 is a sparse Illinois school district running 4 schools with combined enrollment near 640.
For a sense of the school types, Illini Central CUSD 189 spans 2 elementary, 1 middle, and 1 high school.
On a per-school basis, Illini Central CUSD 189 runs about 160 students per school, 67% noticeably below the state mean of roughly 480.
Looking at the last 4 years. Total public-school enrollment in Illini Central CUSD 189 has decreased 4% since SY 2020-21, moving from about 666 students to 640.
In the discussion threads here, the community for Illini Central CUSD 189 discusses enrollment trends, district policy changes, and bus-route updates. Parents, students, and educators in the area can post or comment.