Total enrollment
16,047
-242 (-1%) vs SY 2020-21
22 schools in Naperville CUSD 203
Illinois · 16,047 students · 2 cities
22 public K-12 schools sit under Naperville CUSD 203 in Illinois, serving roughly 16,047 students (15 elementary, 5 middle, and 2 high).
4-year change in Naperville CUSD 203
SY 2020-21 vs SY 2024-25School count
22
0 (0%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
How Naperville CUSD 203 ranks
Among districts| Measure | This district | In Illinois | In the US |
|---|---|---|---|
| State test proficiency ranked highest first | 73.5% | #4 of 327 | N/A |
| Enrollment ranked largest first | 16,047 | #8 of 508 | #517 of 9,234 |
| Number of schools ranked most first | 22 | #11 of 508 | N/A |
| Students per teacher ranked fewest first | 13.5:1 | #298 of 506 | #3,768 of 9,044 |
| Free or reduced-price lunch share ranked highest first | 17.0% | #440 of 456 | #7,626 of 8,164 |
| Diversity index ranked most diverse first | 61.5% | #83 of 341 | #1,466 of 6,853 |
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 Naperville CUSD 203
State test results across the district's 21 scored schools run from Meadow Glens Elementary School at 90.0% proficient to Jefferson Jr High School at 63.8%, a gap of 26.2 points. That is the 52nd widest gap among 172 Illinois districts with four or more scored schools.
Since 2017-18, the 22 district schools that reported both years went from 16,535 to 16,047 students (down 3%) and from 1,091 to 1,186 full-time teachers (up 9%), 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.
About Naperville CUSD 203
Naperville CUSD 203 is a rural-scale public-school district in Illinois. The district operates 22 schools and educates approximately 16,047 students.
On the school-mix side, Naperville CUSD 203 consists of 15 elementary, 5 middle, and 2 high schools.
On a per-school basis, Naperville CUSD 203 runs about 729 students per school, 52% meaningfully above the state mean of roughly 480.
Trend over the past 4 years. Total public-school enrollment in Naperville CUSD 203 has stayed largely flat since SY 2020-21, moving from about 16,289 students to 16,047.
On allk12, the community for Naperville CUSD 203 discusses enrollment trends, district policy changes, and bus-route updates. Parents, students, and educators in the area can post or comment.