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SCHOOL COMMUNITY·O FALLON CCSD 90·NCES 172976003767

Marie Schaefer Elementary School

505 S Cherry St, O Fallon, IL 62269 · (618) 632-3621 · St. Clair County
GRADES PK–05ELEMENTARY21-SUBURBREGULAR SCHOOL598 STUDENTS
Enrollment
598
Elementary
DISTRICT 506 · STATE 381
Student : Teacher
17.3:1
35 FTE teachers
DISTRICT 17.1:1 · STATE 13.9:1
Free / Reduced Lunch
23%
140 students
DISTRICT 26% · STATE 56%
Community
5
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Pre-K305%
Kindergarten8114%
Grade 18715%
Grade 28414%
Grade 39616%
Grade 411319%
Grade 510718%

This year's kindergarten class (81) is 24% smaller than its 5th grade class (107).

Student demographics
59%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 56% · STATE 69% · US 70%
White
34858%
DISTRICT 62% · STATE 45% · US 43%
Hispanic
285%
DISTRICT 6% · STATE 29% · US 30%
Black
13823%
DISTRICT 19% · STATE 16% · US 15%
Asian
203%
DISTRICT 3% · STATE 6% · US 6%
Two+
6210%
DISTRICT 10% · STATE 5% · US 5%
Native American
10%
DISTRICT 0% · STATE 0% · US 1%
Pacific Islander
10%
DISTRICT 0% · STATE 0% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
32855%
Female
27045%

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Test scores

IAR + ISA 2024-25 . % Proficient (Levels 4-5)
English Language Arts
57.6%
IL avg 51.0% . +9.3pp since 2023
Math
56.8%
IL avg 37.9% . +11.5pp since 2023

What this means: On the IAR + ISA, Illinois's statewide test, about 58 of every 100 students at this school read and write at grade level and about 57 of 100 do math at grade level. Across all Illinois schools, those numbers are about 51 and 38. Reading and writing scores are up about 9 points since 2023, while math scores are up about 12 points.

IAR + ISA results by year

School yearEnglish Language ArtsMath
2024-2557.6%56.8%
2023-2448.3%45.3%
% Proficient (Levels 4-5), all students and all tested grades.
Source: IAR + ISA. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
57.5%
composite math + reading, all grades
Predicted
58.0%
based on IL schools with similar FRL share
Beats by
-0.6pp
below demographic expectation

What this means: About 57% of students here test proficient in math and reading, compared with the roughly 58% typical for Illinois schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Illinois's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Schools most like Marie Schaefer Elementary School

Marie Schaefer Elementary School's state test result (57.5% proficient) is higher than 0 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Marie Schaefer Elementary School this school59823.4%57.5%
Delores Moye Elementary School
O Fallon
59524.9%67.9%
Wolf Branch Elementary School
Swansea
48221.8%71.5%
Irving Elementary School
Oak Park
50921.2%67.8%
Oliver W Holmes Elementary School
Oak Park
51325.9%65.1%
J Emmett Hinchcliffe Sr Elementary School
O Fallon
45219.7%67.2%
Matched among Illinois elementary schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Marie Schaefer Elementary School ranks

Among elementary schools
MeasureThis schoolIn IllinoisIn St. Clair County
State test proficiency
ranked highest first
57.5%#383 of 1,925#10 of 43
Math proficiency
ranked highest first
56.8%#491 of 2,077
▼ 71
#9 of 43
no change
Reading proficiency
ranked highest first
57.6%#755 of 2,077
▼ 213
#12 of 43
▲ 1
Enrollment
ranked largest first
598#278 of 2,419#5 of 50
Students per teacher
ranked fewest first
17.3:1#1,878 of 2,035#40 of 45
Diversity index
ranked most diverse first
59.4%#605 of 2,042#17 of 45
Free and reduced lunch
ranked highest share first
23.4%#1,897 of 2,132#42 of 47
Enrollment change since 2017-18
ranked fastest growth first
+2.2%#531 of 615#12 of 13
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
598
+26 (+5%) vs 2020
-12% since 2000-01, when it was 682
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2559834.517.3:123% (140)
2023-246413418.9:123% (150)
2022-236423319.4:122% (143)
2020-21572N/AN/AN/A
2017-1858526.222.3:119% (114)
2015-164992321.7:121% (104)
2010-114542121.6:121% (97)
2000-016823917.5:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Marie Schaefer Elementary School.

Since 2017-18: students up 2% (585 to 598); teachers up 32% (26.2 to 34.5).

About Marie Schaefer Elementary School

Marie Schaefer Elementary School is a large elementary school in O Fallon CCSD 90, located in O Fallon, Illinois. The school counted 598 students in 2024-25, covering pre-K through 5. It has 57% more students than the average for elementary schools in Illinois (about 381).

Marie Schaefer Elementary School is in O Fallon CCSD 90, a district with 3,862 students across 7 schools.

The share of White students at Marie Schaefer Elementary School is 58%, a majority. Other students are 23% Black, 10% multiracial, 5% Hispanic, and 3% Asian. Census estimates put St. Clair County at about 60% White, close to the school's figure. Measured by the diversity index, the student body scores 59%.

Its staff includes 34.5 full-time-equivalent teachers, for about 17.3 students per teacher. The gap from the 13.9:1 average for elementary schools in Illinois is 3.4 students per teacher. Roughly 23% of students at Marie Schaefer Elementary School can receive free or reduced-price lunch. The gap from the 54% average for public schools in St. Clair County is 31 points.

Marie Schaefer Elementary School's actual average proficiency rate across its state test results (57.5%) and its predicted rate (58.0%) put it outside the top and bottom 10% of Illinois schools.

Census data for St. Clair County show median household income comes to about $73,854, the share of adults with a bachelor's degree or higher is 32%, and roughly 10% of residents are in poverty. The county has 96 public schools and about 40,879 students.

O Fallon High School is the nearest public school to Marie Schaefer Elementary School, about 0.7 miles away. Within five miles of Marie Schaefer Elementary School, there are at least 8 other public schools. In a group of 9 nearby schools with scores, Marie Schaefer Elementary School ranks 5th on average proficiency.

Marie Schaefer Elementary School falls in the Suburb: Large locale category, used for schools in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

The school's student count rose 5% between the 2020-21 and 2024-25 school years.

People can post here about homework, tutoring, and testing dates and other school topics. Parents, students, alumni, and staff are welcome to post.

St. Clair County at a glance

View full county profile
Population
253,694
Census ACS
Median income
$73,854
Household, ACS
Bachelor's+
32%
Adults 25+
Poverty rate
10%
Below federal line
Schools in county
96
40,879 students

Quick facts

School name
Marie Schaefer Elementary School
District
O Fallon CCSD 90
Address
505 S Cherry St, O Fallon, IL 62269
Phone
(618) 632-3621
County
St. Clair County
Level
Elementary
Grade range
PK–05
Total enrollment
598
Teachers (FTE)
35
Student–teacher ratio
17.3:1
Free and reduced lunch
140 (23%)
Locale
21-Suburb: Large
NCES ID
172976003767
Charter school
No
Virtual school
No

Related schools

Other schools in O Fallon CCSD 90
Other schools in O Fallon
Nearby schools

Frequently asked questions

About Marie Schaefer Elementary School
How many students attend Marie Schaefer Elementary School?
Marie Schaefer Elementary School enrolls approximately 598 students in grades PK-05.
Is Marie Schaefer Elementary School an elementary, middle, or high school?
Marie Schaefer Elementary School is an elementary school covering grades PK-05.
What is the student-teacher ratio at Marie Schaefer Elementary School?
The student-to-teacher ratio at Marie Schaefer Elementary School is approximately 17.3:1 (35 FTE teachers).
How diverse is Marie Schaefer Elementary School?
Marie Schaefer Elementary School reports a student body of 58% White, 5% Hispanic, 23% Black, 3% Asian, 10% Two or more.
Who oversees Marie Schaefer Elementary School?
Marie Schaefer Elementary School is overseen by O Fallon CCSD 90 in St. Clair County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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