Enrollment
391
Illinois · 2024-25 NCES data
Other / mixed grade configuration · Oak Lawn, IL
Kolmar Avenue Elem School
Federal NCES profile for Kolmar Avenue Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 50/100.
2024-25 NCES dataOther / mixed grade configurationNCES 172919003053
👥 S:T ratio 55
🌟 Gifted program 30
📋 Attendance 64
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Kolmar Avenue Elem School earns 50/100 on the Resource Investment Index, with class sizes smaller than 80% of Illinois schools.
- #1 of 7
- schools in Oak Lawn · Resource Index
- 50
- Resource Index · Higher
- 11.2:1
- small classes for Illinois
- 391
- students enrolled
Kolmar Avenue Elem School has class sizes smaller than 80% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Kolmar Avenue Elem School ranks #1 of 7 schools in Oak Lawn, IL.
School address
District: Oak Lawn-Hometown Sd 123 · Illinois
NCES ID 172919003053 Verify on NCES CCD record →
Teachers (FTE)
35.0
Federal CCD staff survey
Students per teacher
11.2:1
vs 14:1 Illinois avg
-20% vs state
Student-teacher ratio in context
How Kolmar Avenue Elem School compares with Illinois and U.S. medians
What stands out at Kolmar Avenue Elem School
Kolmar Avenue Elem School is a mid-sized combined-grade school in Oak Lawn, Illinois, enrolling 391 students.
Class sizes run a bit leaner than typical: 11.2:1 puts it in the smaller third of Illinois schools by student-teacher ratio.
With 391 students, its enrollment sits close to the Illinois median campus size.
Its Resource Investment Index lands in the upper third of 3,845 scored Illinois schools.
Its student body is led by White (52%) and Hispanic or Latino (38%) (diversity index 58/100).
14.3% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Among Oak Lawn's public schools, it stands alongside Harnew Elem School (512 students): Kolmar Avenue Elem School is smaller than that campus by headcount and runs heavier classes (11.2:1 vs 9.7:1).
Oak Lawn-Hometown Sd 123 also operates Oak Lawn-Hometown Middle Sch (1,090 students) and J Covington Elem School (470 students) alongside Kolmar Avenue Elem School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Kolmar Avenue Elem School compares
Kolmar Avenue Elem School on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11.2:1 | ▼ 20% | 14:1 | 15.7:1 |
| Enrollment | 391 | top 47% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.2:1
Leaner classes than 82% of US schools, among the more generously staffed nationally.
391
Bigger than 46% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
11.2:1
students per teacher
- 20% below state mean
Top 20% in Illinois - lower ratio than 80% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
14.3%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$16,369
per pupil, district-wide
- below Illinois avg of $17,042
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 52.2%
Hispanic or Latino 38.1%
Asian 3.8%
African American 2.8%
Two or More 2.3%
American Indian / Alaska Native 0.5%
Native Hawaiian / Pacific Islander 0.3%
Largest group: White at 52.2% of enrollment.
Student-body diversity index 58.0/100
Simpson diversity index - at 58.0, Kolmar Avenue Elem School is more mixed than the Illinois school average of 38.9.
Programs
Funding & spending
District-wide per-pupil expenditure for Oak Lawn-Hometown Sd 123, which includes Kolmar Avenue Elem School.
$16,369
Per student
-4%
vs Illinois
Avg $17,042
-1%
vs U.S.
Avg $16,593
Revenue mix
Local 60.3%
State 32.7%
Federal 7.1%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Kolmar Avenue Elem School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Oak Lawn-Hometown Middle Sch | Larger | No free-lunch data | Higher S:T ratio |
| J Covington Elem School | Similar size | No free-lunch data | Higher S:T ratio |
| Sward Elem School | Similar size | No free-lunch data | Higher S:T ratio |
| J M Hannum Elem School | Similar size | No free-lunch data | Higher S:T ratio |
| Hometown Elem School | Similar size | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Kolmar Avenue Elem School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,090
- Students per teacher
- 15.4:1
- Resource Index
- 34/100
- Enrollment
- 470
- Students per teacher
- 14.2:1
- Resource Index
- 29/100
- Enrollment
- 457
- Students per teacher
- 16.3:1
- Resource Index
- 41/100
- Enrollment
- 410
- Students per teacher
- 15.2:1
- Resource Index
- 26/100
- Enrollment
- 338
- Students per teacher
- 9.7:1
- Resource Index
- 39/100
Similar other schools in Oak Lawn
6 comparable other schools (grades Mixed) serving the same city.
Harnew Elem School
Standard public school
512 students 9.7:1 students per teacher
J Covington Elem School
Standard public school
470 students 14.2:1 students per teacher
Sward Elem School
Standard public school
457 students 16.3:1 students per teacher
Ernest F Kolb Elem School
Standard public school
399 students 16:1 students per teacher
Columbus Manor Elem School
Standard public school
359 students 11.6:1 students per teacher
Lawn Manor School
Standard public school
210 students 10.5:1 students per teacher
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Illinois, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~391 students)
Similar student-teacher ratio (~11.2:1)
Next steps
Verify locally before acting on Kolmar Avenue Elem School's federal record.
- Compare Kolmar Avenue Elem School against another school. Compare schools
- Oak Lawn-Hometown Sd 123's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Kolmar Avenue Elem School
How many students attend Kolmar Avenue Elem School?
Kolmar Avenue Elem School has 391 students enrolled. It is a public school in Oak Lawn, IL.
What is the student-teacher ratio at Kolmar Avenue Elem School?
The student-teacher ratio at Kolmar Avenue Elem School is 11.2:1, which is 20% lower than the Illinois average of 14:1 and 29% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Kolmar Avenue Elem School?
The largest demographic group at Kolmar Avenue Elem School is White at 52.2% of enrollment, in Oak Lawn, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 58.0/100.
What is the Resource Investment Index for Kolmar Avenue Elem School?
Kolmar Avenue Elem School has a Resource Investment Index of 50/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Kolmar Avenue Elem School rank among schools in Oak Lawn?
By Resource Investment Index, Kolmar Avenue Elem School ranks #1 of 7 schools in Oak Lawn, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Oak Lawn on the city page.
Is Kolmar Avenue Elem School a good school?
Kolmar Avenue Elem School earns 50/100 on the Resource Investment Index, with class sizes smaller than 80% of Illinois schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Oak Lawn-Hometown Sd 123?
Besides Kolmar Avenue Elem School, Oak Lawn-Hometown Sd 123 also operates Oak Lawn-Hometown Middle Sch (1,090 students), J Covington Elem School (470 students), and Sward Elem School (457 students). See the Oak Lawn-Hometown Sd 123 district page for the complete list.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.