1
What's the vibe like in the hallways at Prairie Oak School right now?
Community prompt from u/allk12. Replies below.
Enrollment
698
Elementary
DISTRICT 547 · STATE 381
SCHOOL COMMUNITY·BERWYN NORTH SD 98·NCES 170606000285
Prairie Oak School
1427 Oak Park Ave, Berwyn, IL 60402 · (708) 795-2442 · Cook County
GRADES PK–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL698 STUDENTS
B
allk12 Grade
Scored higher than 61% of Illinois public elementary schools
- B-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- A-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Illinois public elementary schools
Student : Teacher
13.5:1
52 FTE teachers
DISTRICT 13.6:1 · STATE 13.9:1
Free / Reduced Lunch
72%
503 students
DISTRICT 70% · 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
| Grade | Students | Share |
|---|---|---|
| Pre-K | 75 | 11% |
| Kindergarten | 90 | 13% |
| Grade 1 | 114 | 16% |
| Grade 2 | 102 | 15% |
| Grade 3 | 115 | 16% |
| Grade 4 | 110 | 16% |
| Grade 5 | 92 | 13% |
This year's kindergarten class (90) is about the same size as its 5th grade class (92).
Student demographics
39%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 34% · STATE 69% · US 70%
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
School pathway
Students here typically continue to
Prairie Oak School→Lincoln Middle School
Based on grade levels within Berwyn North SD 98. Attendance zones can vary; confirm enrollment with the district.
Test scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)English Language Arts
49.7%
IL avg 51.0% . +17.3pp since 2023
Math
41.1%
IL avg 37.9% . +16.7pp since 2023
What this means: On the IAR + ISA, Illinois's statewide test, about 50 of every 100 students at this school read and write at grade level and about 41 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 17 points since 2023, while math scores are up about 17 points.
IAR + ISA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 49.7% | 41.1% |
| 2023-24 | 32.4% | 24.4% |
% 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 · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
39.8%
composite math + reading, all grades
Predicted
29.9%
based on IL schools with similar FRL share
Beats by
+9.9pp
above demographic expectation
What this means: About 40% of students here test proficient in math and reading, compared with the roughly 30% 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 Prairie Oak School
Prairie Oak School's state test result (39.8% proficient) is higher than 5 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Prairie Oak School this school | 698 | 72.1% | 39.8% |
| Glenwood Elementary School Waukegan | 577 | 71.8% | 21.4% |
| Highland Elementary School Elgin | 616 | 77.1% | 20.9% |
| Lords Park Elementary School Elgin | 655 | 71.3% | 23.1% |
| Coleman Elementary School Elgin | 641 | 70.2% | 21.4% |
| Hale Elementary School Chicago | 791 | 67.5% | 35.5% |
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 Prairie Oak School ranks
Among elementary schools| Measure | This school | In Illinois | In Cook County |
|---|---|---|---|
| State test proficiency ranked highest first | 39.8% | #920 of 1,925 | #247 of 760 |
| Math proficiency ranked highest first | 41.1% | #932 of 2,077 ▲ 78 | #276 of 829 ▲ 22 |
| Reading proficiency ranked highest first | 49.7% | #1,004 of 2,077 ▲ 72 | #327 of 829 ▲ 24 |
| Enrollment ranked largest first | 698 | #129 of 2,419 | #84 of 901 |
| Students per teacher ranked fewest first | 13.5:1 | #1,057 of 2,035 | #478 of 817 |
| Diversity index ranked most diverse first | 39.2% | #1,174 of 2,042 | #440 of 819 |
| Free and reduced lunch ranked highest share first | 72.1% | #691 of 2,132 | #433 of 804 |
| Enrollment change since 2017-18 ranked steepest decline first | -12.2% | #798 of 1,461 | #415 of 661 |
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 2024-25Enrollment
698
-68 (-9%) vs 2020
+110% since 1990-91, when it was 332
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 698 | 51.8 | 13.5:1 | 72% (503) |
| 2023-24 | 724 | 49.8 | 14.5:1 | 65% (469) |
| 2022-23 | 728 | 50.5 | 14.4:1 | 79% (578) |
| 2020-21 | 766 | N/A | N/A | N/A |
| 2017-18 | 795 | 49.8 | 16.0:1 | 90% (712) |
| 2015-16 | 924 | 56 | 16.5:1 | 89% (823) |
| 2010-11 | 927 | 46 | 20.1:1 | 89% (829) |
| 2000-01 | 554 | 27 | 20.5:1 | N/A |
| 1990-91 | 332 | 20 | 16.6:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Prairie Oak School.
Since 2017-18: students down 12% (795 to 698); teachers up 4% (49.8 to 51.8).
About Prairie Oak School
Prairie Oak School is an elementary school located in Berwyn, Illinois, in Cook County. Enrollment in 2024-25 was 698 students in pre-K through 5. Against the 381-student average for elementary schools in Illinois, enrollment here is 83% higher.
Berwyn North SD 98, which runs Prairie Oak School, has 4 schools and 2,434 students.
Hispanic students account for 77% of enrollment at Prairie Oak School. Enrollment also includes 14% Black, 6% White, and 2% multiracial. The school's Hispanic share is 50 points above the 27% share among Cook County residents. By the diversity index, Prairie Oak School comes in at 39%.
Staffing totals 51.8 full-time-equivalent teachers, and the student-to-teacher ratio is 13.5:1. Elementary schools in Illinois have a similar average ratio of 13.9:1. The free or reduced-price lunch rate at Prairie Oak School is 72%.
allk12 grades Prairie Oak School a B. The grade compares the school only with Illinois public elementary schools, because each state gives its own test.
When test results are adjusted for free or reduced-price lunch eligibility, Prairie Oak School is 9.9 points above its prediction. Actual: 39.8%. Predicted: 29.9%.
Among Cook County residents, median household income is about $83,498, the share of adults with a bachelor's degree or higher is 43%, and about 10% of people live in poverty. Prairie Oak School is one of 1,406 public schools in Cook County, which together enroll about 697,934 students.
The closest public school to Prairie Oak School is Jefferson Elementary School, about 0.4 miles away. Within five miles of Prairie Oak School, there are at least 8 other public schools. Its average proficiency rate of 39.8% is below the 44.4% average for nearby schools.
Prairie Oak School is coded as Suburb: Large in federal locale data.
The 2024-25 enrollment of 698 was 9% lower than in 2020-21, when it was 766.
Families, students, and staff can use this page to discuss sports schedules, lunch menus, and spirit week at Prairie Oak School. Anyone with firsthand experience at this school can post or comment.
Cook County at a glance
View full county profilePopulation
5,182,090
Census ACS
Median income
$83,498
Household, ACS
Bachelor's+
43%
Adults 25+
Poverty rate
10%
Below federal line
Schools in county
1,406
697,934 students
Quick facts
Related schools
Other schools in Berwyn North SD 98
- Lincoln Middle SchoolMiddle · 793 students
- Karel Havlicek Elementary SchoolElementary · 490 students
- Jefferson Elementary SchoolElementary · 453 students
Other schools in Berwyn
- J Sterling Morton West High SchoolHigh · 3,374 students
- Lincoln Middle SchoolMiddle · 793 students
- Freedom Middle SchoolMiddle · 504 students
- Karel Havlicek Elementary SchoolElementary · 490 students
- Jefferson Elementary SchoolElementary · 453 students
- Heritage Middle SchoolMiddle · 447 students
Nearby schools
- Jefferson Elementary School0.4 mi · 453
- Lincoln Middle School0.4 mi · 793
- Karel Havlicek Elementary School0.5 mi · 490
- Abraham Lincoln Elementary School0.5 mi · 580
- Betsy Ross Elementary School0.7 mi · 138
- Irving Elementary School0.7 mi · 509
Frequently asked questions
About Prairie Oak SchoolHow large is Prairie Oak School?
Prairie Oak School enrolls approximately 698 students in grades PK-05.
What grades does Prairie Oak School serve?
Prairie Oak School serves grades PK-05.
What is the student-teacher ratio at Prairie Oak School?
The student-to-teacher ratio at Prairie Oak School is approximately 13.5:1 (52 FTE teachers).
How diverse is Prairie Oak School?
Prairie Oak School reports a student body of 6% White, 77% Hispanic, 14% Black, 1% Asian, 2% Two or more.
What district is Prairie Oak School in?
Prairie Oak School is part of Berwyn North SD 98.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.