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Elementary · Regular · Grades PK to 3

Dawn Elser Elementary School, O Fallon, IL

CEP schoolDawn Elser Elementary School is a public elementary school in O Fallon, part of Central SD 104. It enrolled 330 students in 2024-25, with 11.0 students per full-time teacher.

Enrollment and teachers

Students
330
Teachers (FTE)
30.0
Students per teacher
11.0
Grades
PK to 3

This school's ratio is about the same as the district figure of 11.4. The Illinois average across schools is 13.7. Ratios count all teachers, including specialists, so they are lower than typical class sizes.

This school11.0
District11.4
Illinois13.7
United States15.3

School details

Address
309 Hartman Ln, O Fallon, IL 62269
Phone
(618)632-6336
District
Central SD 104
County
St. Clair County
Level
Elementary
Type
Regular
Status
Open
Charter
No
Virtual
No
Locale
Suburb: Large
NCES school ID
170917000526
Location from NCES coordinates. Map data OpenStreetMap contributors. Open larger map

School meals

Counts of students eligible for free or reduced-price lunch, as reported to NCES.
Free or reduced-price lunch
14543.9% of enrollment.
Community Eligibility Provision
Yes (CEP school)

Schools in the Community Eligibility Provision (CEP) serve free meals to all students, so their free lunch counts often reflect direct certification or total enrollment. Free and reduced lunch shares are not comparable between CEP and non-CEP schools.

Related schools

Elementary schools elsewhere in O Fallon

We publish official enrollment and staffing data, not ratings or test scores.

Source: NCES Common Core of Data 2024-25 and F-33 finance 2020, via the Urban Institute Education Data Portal. Last reviewed October 2026. Blank values are not available, not applicable or suppressed in the source. See the methodology.