At-a-glance snapshot, compared to state averages where available
State avg: 373
387
Total Enrollment
State avg: 53%
31%-22.7pp
Free/Reduced Lunch
13.4:1
Student : Teacher
Public
Sector
No
Title I
District
Governance
0–5
Grade Span
Primary
Level
Overview
Old Post Elementary School is a public primary serving grades 0–5 in Oswego, Illinois. The school enrolls 387 students. It is part of the CUSD 308 district.
Source: NCES CCD (2025)
Strengths & Things to Consider
Indicators pulled CCD and benchmarked against Illinois state averages. This is not a ranking — different families value different things.
Strengths
Smaller-than-average class sizes
13.4:1 student-to-teacher ratio (US average ≈ 16:1)
Key Facts
SectorPublic
School TypeRegular
LevelPrimary
Grade Span0–5
DistrictCUSD 308
County17093
CityOswego
ZIP60543
CharterNo
MagnetNo
Title INo
NCES School ID173027002101
Student Demographics
Total Enrollment387
White59.7%
Hispanic / Latino25.3%
Black / African American5.7%
Asian3.9%
American Indian / Alaska Native0.0%
Native Hawaiian / Pacific Islander0.0%
Two or More Races5.4%
Race / Ethnicity Distribution
White
59.7%
Hispanic
25.3%
Black
5.7%
Asian
3.9%
Two+
5.4%
Source: NCES CCD (2025)
Equity & Title I
In the United States, Free/Reduced Lunch (FRL) eligibility is the primary federal proxy for student poverty. Schools with 40% or more FRL-eligible students typically qualify for Title I school-wide programs.