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SCHOOL COMMUNITY·POLO CUSD 222·NCES 173210003358

Centennial Elem School

308 S Pleasant Ave, Polo, IL 61064 · (815) 946-3811 · Ogle County
GRADES PK–05ELEMENTARY42-RURALTITLE IREGULAR SCHOOL294 STUDENTS
Enrollment
294
Elementary
DISTRICT 198 · STATE 381
Student : Teacher
16.0:1
18 FTE teachers
DISTRICT 13.5:1 · STATE 13.9:1
Free / Reduced Lunch
44%
129 students
DISTRICT 43% · STATE 56%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Pre-K
55
Kindergarten
43
Grade 1
40
Grade 2
37
Grade 3
44
Grade 4
40
Grade 5
35
Student demographics
White
26690%
DISTRICT 89% · STATE 45%
Hispanic
207%
DISTRICT 8% · STATE 29%
Black
10%
DISTRICT 0% · STATE 16%
Two+
72%
DISTRICT 3% · STATE 5%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
13446%
Female
16054%

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Test scores

IAR + ISA 2024-25 . % Proficient (Levels 4-5)
English Language Arts
67.5%
IL avg 51.0% . +20.9pp since 2023
Math
71.1%
IL avg 37.9% . +17.7pp since 2023
Source: IAR + ISA. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
OUTPERFORMING
Top 10% of IL schools after controlling for student poverty
Actual proficiency
63.5%
composite math + reading, all grades
Predicted
46.2%
based on IL schools with similar FRL share
Beats by
+17.4pp
above demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
294
+16 (+6%) vs 2017
Student : Teacher
16.0:1
was 15.0:1
% White
90%
was 90%
% Hispanic
7%
was 5%
% Black
0%
was 1%
Source: NCES Common Core of Data

About Centennial Elem School

Centennial Elem School, a close-knit elementary school in Polo, Illinois, overseen by Polo CUSD 222, caters to 294 students, covering grades pre-K through 5. By comparison, Illinois's public schools average about 381 students each, so Centennial Elem School sits 23% below that benchmark.

Polo CUSD 222 comprises 3 schools with combined enrollment of 594 students; Centennial Elem School is among them.

In terms of who attends, Centennial Elem School shows that 90% of students identify as White, making the school strongly White-majority. Other groups include 7% Hispanic, 2% multiracial.

In terms of school funding signals, The school employs 18 full-time-equivalent teachers, for a student-teacher ratio near 16.0:1. Statewide, the average ratio sits near 13.9:1, putting Centennial Elem School higher than the state norm the norm. Around 44% of the student body qualifies for free or reduced-price meals, often used as a Title I proxy.

With demographic context factored in, Centennial Elem School ranks in the top 10% of Illinois public schools. The BeatsExpectations model, a per-state regression of composite proficiency on FRL share, predicts schools with this student profile to land around 46.2%; Centennial Elem School posts 63.5%, +17.4 points above that line.

In the surrounding community, Ogle County reports that the typical household earns roughly $82,132 per year, about 24% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 6%. In all, Ogle County runs 26 public schools (combined enrollment of about 8,269 students), of which Centennial Elem School is one.

Nearest neighbor: Aplington Middle School, around 0.3 miles off. Within five miles, there are 2 other public schools. Among the 8 schools in that immediate cluster with test data (this one included), Centennial Elem School ranks 1st on composite proficiency, ahead of the local average of 45.1%.

Geographically, the school is in a rural area.

Looking at the recent track record. Centennial Elem School's enrollment has rose 6% since 2018, when it stood at 278 (now 294).

On this page, members of the Centennial Elem School community share and discuss classroom updates, athletics, and weather closures. Parents, students, alumni, and staff are welcome to weigh in.

Ogle County at a glance

View full county profile
Population
51,495
Census ACS
Median income
$82,132
Household, ACS
Bachelor's+
24%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
26
8,269 students

Quick facts

School name
Centennial Elem School
District
Polo CUSD 222
Address
308 S Pleasant Ave, Polo, IL 61064
Phone
(815) 946-3811
County
Ogle County
Level
Elementary
Grade range
PK–05
Total enrollment
294
Teachers (FTE)
18
Student–teacher ratio
16.0:1
Free/Reduced lunch
129 (44%)
Locale
42-Rural: Distant
NCES ID
173210003358
Charter school
No
Virtual school
No

Related schools

Other schools in Polo CUSD 222
Other schools in Polo
Nearby schools

Frequently asked questions

About Centennial Elem School
How large is Centennial Elem School?
Centennial Elem School enrolls approximately 294 students in grades PK-05.
What grades does Centennial Elem School serve?
Centennial Elem School serves grades PK-05.
How many students per teacher at Centennial Elem School?
Approximately 16.0:1 students per teacher at Centennial Elem School.
How diverse is Centennial Elem School?
Centennial Elem School reports a student body of 90% White, 7% Hispanic, 0% Black, 2% Two or more.
What district is Centennial Elem School in?
Centennial Elem School is part of Polo CUSD 222.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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