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22 schools in CUSD 308

Illinois · 16,766 students · 4 cities

Public K-12 enrollment in CUSD 308 totals about 16,766 students across 22 schools (an average of 762 students per school).

4-year change in CUSD 308

SY 2020-21 vs SY 2024-25
Total enrollment
16,766
-403 (-2%) vs SY 2020-21
School count
21
0 (0%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages

How CUSD 308 ranks

Among districts
MeasureThis districtIn IllinoisIn the US
State test proficiency
ranked highest first
48.7%#104 of 327N/A
Enrollment
ranked largest first
16,766#7 of 508#485 of 9,234
Number of schools
ranked most first
21#13 of 508N/A
Students per teacher
ranked fewest first
15.0:1#422 of 506#5,447 of 9,044
Free or reduced-price lunch share
ranked highest first
30.3%#370 of 456#6,589 of 8,164
Diversity index
ranked most diverse first
68.4%#35 of 341#581 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 CUSD 308

State test results across the district's 20 scored schools run from Wolfs Crossing Elementary School at 66.9% proficient to Long Beach Elementary School at 27.4%, a gap of 39.5 points. That is the 22nd widest gap among 172 Illinois districts with four or more scored schools.

Since 2017-18, the 21 district schools that reported both years went from 17,924 to 16,766 students (down 6%) and from 1,109 to 1,115 full-time teachers (up 1%), 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 CUSD 308

As a compact district in Illinois, CUSD 308 serves 16,766 students across 22 schools.

For a sense of the school types, CUSD 308 consists of 14 elementary, 5 middle, 2 high schools, and 1 combined or other.

Per-school enrollment averages around 762 in this district, meaningfully above the Illinois typical of 480.

Trend over the past 4 years. Combined enrollment now sits at 16,766 students, remained close to its prior level from the 17,169 reported in SY 2020-21.

On this page, the community for CUSD 308 discusses enrollment trends, district policy changes, and bus-route updates. Posts come from current and former families, staff, and alumni.

Frequently asked questions

How many schools are in CUSD 308?
CUSD 308 operates 22 public K-12 schools in Illinois, serving approximately 16,766 students.
What is the mix of elementary, middle, and high schools in CUSD 308?
CUSD 308 includes 14 elementary schools, 5 middle schools, 2 high schools, and 1 combined-grade school.
What is the largest school in CUSD 308?
Oswego High School is the largest public school in CUSD 308 by enrollment, with approximately 2,870 students.
What grade levels does CUSD 308 serve?
CUSD 308 serves students from pre-K through grade 12 across 22 schools.
What cities does CUSD 308 serve?
CUSD 308 operates schools in Oswego, Montgomery, Plainfield, Aurora across Illinois.