Total enrollment
773
-19 (-2%) vs SY 2020-21
2 schools in Cass SD 63
Illinois · 773 students · 1 city
Whether you are tracking a high school, middle school, or elementary school, Cass SD 63's 2 public K-12 schools collectively enroll about 773 students (1 elementary and 1 middle).
4-year change in Cass SD 63
SY 2020-21 vs SY 2024-25School count
2
0 (0%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
How Cass SD 63 ranks
Among districts| Measure | This district | In Illinois | In the US |
|---|---|---|---|
| Enrollment ranked largest first | 773 | #415 of 508 | #7,892 of 9,234 |
| Number of schools ranked most first | 2 | #427 of 508 | N/A |
| Students per teacher ranked fewest first | 12.1:1 | #124 of 506 | #2,083 of 9,044 |
| Free or reduced-price lunch share ranked highest first | 22.9% | #410 of 456 | #7,231 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 Cass SD 63
Since 2017-18, the 2 district schools that reported both years went from 754 to 773 students (up 3%) and from 52 to 64 full-time teachers (up 23%), 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 |
|---|---|---|---|---|
| Concord Elem School | Darien | Elementary | PK-04 | 460 |
| Cass Jr High School | Darien | Middle | 05-08 | 313 |
About Cass SD 63
Cass SD 63 is a thinly populated Illinois school district running 2 schools with combined enrollment near 773.
In terms of grade levels, Cass SD 63 spans 1 elementary and 1 middle.
Average enrollment per school in Cass SD 63 is about 387, below the Illinois average of roughly 480.
Five-year track record. Across the same 4-year window, public-school enrollment stayed largely flat: 792 students in SY 2020-21 versus 773 in SY 2024-25.
On allk12, the community for Cass SD 63 discusses enrollment trends, district policy changes, and bus-route updates. Anyone with firsthand knowledge of these schools is welcome to weigh in.