Enrollment
397
Elementary
DISTRICT 350 · STATE 381
SCHOOL COMMUNITY·FOREST RIDGE SD 142·NCES 171548001863
Lee R Foster Elementary School
5931 School St, Oak Forest, IL 60452 · (708) 687-4763 · Cook County
GRADES 01–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL397 STUDENTS
Student : Teacher
13.9:1
29 FTE teachers
DISTRICT 15.5:1 · STATE 13.9:1
Free / Reduced Lunch
49%
193 students
DISTRICT 41% · 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, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 1 | 71 | 18% |
| Grade 2 | 75 | 19% |
| Grade 3 | 70 | 18% |
| Grade 4 | 89 | 22% |
| Grade 5 | 92 | 23% |
This year's 1st grade class (71) is 23% smaller than its 5th grade class (92).
Student demographics
63%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 63% · 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
Lee R Foster Elementary School→Jack Hille Middle School
Based on grade levels within Forest Ridge SD 142. Attendance zones can vary; confirm enrollment with the district.
QUIET COMMUNITY
Be the first to start a discussion at Lee R Foster Elementary School.
START A DISCUSSIONTest scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)English Language Arts
63.9%
IL avg 51.0% . +14.9pp since 2023
Math
52.9%
IL avg 37.9% . +11.3pp since 2023
What this means: On the IAR + ISA, Illinois's statewide test, about 64 of every 100 students at this school read and write at grade level and about 53 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 15 points since 2023, while math scores are up about 11 points.
IAR + ISA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 63.9% | 52.9% |
| 2023-24 | 49.0% | 41.6% |
% 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
55.3%
composite math + reading, all grades
Predicted
43.4%
based on IL schools with similar FRL share
Beats by
+11.8pp
above demographic expectation
What this means: About 55% of students here test proficient in math and reading, compared with the roughly 43% 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 Lee R Foster Elementary School
Lee R Foster Elementary School's state test result (55.3% proficient) is higher than 3 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Lee R Foster Elementary School this school | 397 | 48.6% | 55.3% |
| Eastview Elementary School Algonquin | 401 | 51.6% | 67.5% |
| Dundee Highlands Elementary School West Dundee | 396 | 44.4% | 48.4% |
| Kerkstra Elementary School Oak Forest | 407 | 43.7% | 48.8% |
| Olson Elementary School Woodstock | 425 | 46.8% | 50.4% |
| William F Murphy Elementary School Woodridge | 399 | 49.9% | 61.5% |
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 Lee R Foster Elementary School ranks
Among elementary schools| Measure | This school | In Illinois | In Cook County |
|---|---|---|---|
| State test proficiency ranked highest first | 55.3% | #438 of 1,925 | #129 of 760 |
| Math proficiency ranked highest first | 52.9% | #591 of 2,077 ▼ 85 | #175 of 829 ▼ 14 |
| Reading proficiency ranked highest first | 63.9% | #540 of 2,077 ▼ 24 | #187 of 829 ▼ 11 |
| Enrollment ranked largest first | 397 | #1,015 of 2,419 | #433 of 901 |
| Students per teacher ranked fewest first | 13.9:1 | #1,214 of 2,035 | #538 of 817 |
| Diversity index ranked most diverse first | 62.8% | #458 of 2,042 | #174 of 819 |
| Free and reduced lunch ranked highest share first | 48.6% | #1,338 of 2,132 | #615 of 804 |
| Enrollment change since 2017-18 ranked steepest decline first | -1.5% | #1,390 of 1,461 | #635 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
397
-3 (-1%) vs 2020
-13% since 1990-91, when it was 457
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 | 397 | 28.5 | 13.9:1 | 49% (193) |
| 2023-24 | 394 | 28.5 | 13.8:1 | 49% (193) |
| 2022-23 | 395 | 26.9 | 14.7:1 | 44% (174) |
| 2020-21 | 400 | N/A | N/A | N/A |
| 2017-18 | 403 | 24 | 16.8:1 | 41% (165) |
| 2015-16 | 410 | 27 | 15.2:1 | 44% (179) |
| 2010-11 | 436 | 25 | 17.4:1 | 32% (140) |
| 2000-01 | 503 | 32 | 15.7:1 | N/A |
| 1990-91 | 457 | 19 | 24.1:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Lee R Foster Elementary School.
Since 2017-18: students down 1% (403 to 397); teachers up 19% (24 to 28.5).
About Lee R Foster Elementary School
Located in Oak Forest, Illinois, Lee R Foster Elementary School is a mid-sized elementary school. It reported 397 students in grades 1 through 5 in 2024-25.
Forest Ridge SD 142 includes 4 schools. Together they enroll 1,539 students.
About 50% of students at Lee R Foster Elementary School are White, the largest single group. Other reported shares: 33% Hispanic, 12% Black, 3% multiracial, and 3% Asian. A diversity index of 63% means there is a 63% chance two randomly chosen students at Lee R Foster Elementary School are from different groups.
Lee R Foster Elementary School has 28.5 full-time-equivalent teachers on staff and a student-to-teacher ratio of 13.9:1. The ratio is within a point of the 13.9:1 average for elementary schools in Illinois. The school has 49% of students eligible for free or reduced-price lunch. The 66% average for public schools in Cook County is 17 points higher.
Based on its free or reduced-price lunch share, the BeatsExpectations model predicts an average proficiency rate across its state test results of 43.4% for Lee R Foster Elementary School. The school posts 55.3%, 11.8 points above the prediction.
Looking at the county, Cook County, the median household earns about $83,498 a year, roughly 43% of adults have a four-year degree or more, and the share of residents below the poverty line is 10%. Cook County has 1,406 public schools with about 697,934 students, including Lee R Foster Elementary School.
Lee R Foster Elementary School's nearest public school is Jack Hille Middle School (about 0.3 miles). There are at least 8 more public schools inside five miles. On state test proficiency, Lee R Foster Elementary School ranks 2nd in a group of 6 nearby schools.
Under the NCES locale system, Lee R Foster Elementary School is Suburb: Large.
Federal data show 400 students in 2020-21 and 397 in 2024-25, a difference of under 3%.
This page is a place to ask questions and share updates about open houses, carpools, and field trips at Lee R Foster Elementary School. Members of the school community can share what they know.
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 Forest Ridge SD 142
- Jack Hille Middle SchoolMiddle · 490 students
- Kerkstra Elementary SchoolElementary · 407 students
- Ridge Early Childhood CenterElementary · 245 students
Other schools in Oak Forest
- Oak Forest High SchoolHigh · 1,329 students
- Arbor Park Middle SchoolMiddle · 520 students
- Jack Hille Middle SchoolMiddle · 490 students
- Walter F Fierke Ed CenterElementary · 443 students
- Kerkstra Elementary SchoolElementary · 407 students
- Scarlet Oak Elementary SchoolElementary · 249 students
Nearby schools
- Jack Hille Middle School0.3 mi · 490
- Scarlet Oak Elementary School0.5 mi · 249
- Oak Forest High School0.5 mi · 1,329
- Walter F Fierke Ed Center0.8 mi · 443
- Kerkstra Elementary School1.0 mi · 407
- Ridge Early Childhood Center1.1 mi · 245
Frequently asked questions
About Lee R Foster Elementary SchoolWhat is the total enrollment at Lee R Foster Elementary School?
Lee R Foster Elementary School enrolls approximately 397 students in grades 01-05.
What grades does Lee R Foster Elementary School serve?
Lee R Foster Elementary School serves grades 01-05.
How many teachers does Lee R Foster Elementary School have?
Lee R Foster Elementary School employs 29 FTE teachers, for a student-to-teacher ratio of 13.9:1.
What is the student diversity at Lee R Foster Elementary School?
Student demographics at Lee R Foster Elementary School are roughly 50% White, 33% Hispanic, 12% Black, 3% Asian, 3% Two or more.
Who oversees Lee R Foster Elementary School?
Lee R Foster Elementary School is overseen by Forest Ridge SD 142 in Cook County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.