- Enrollment
- 4,604
- Students per teacher
- 17.8:1
- Resource Index
- 38/100
Other / mixed grade configuration · Chicago, IL
Sadlowski Elementary School
Federal NCES profile for Sadlowski Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 18/100.
2024-25 NCES dataOther / mixed grade configurationNCES 170993006399
👥 S:T ratio 42
🌟 Gifted program 30
🎓 Counselors 0
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sadlowski Elementary School earns 18/100 on the Resource Investment Index, with class sizes near the Illinois median.
- #367 of 394
- schools in Chicago · Resource Index
- 18
- Resource Index · Lower
- 14.6:1
- students per teacher
- 655
- students enrolled
Sadlowski Elementary School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Sadlowski Elementary School ranks #367 of 394 schools in Chicago, IL.
School address
District: City of Chicago Sd 299 · Illinois
NCES ID 170993006399 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+34 students YoY
Sadlowski Elementary School grew from 625 students in 2022-23 to 659 in 2023-24 (+5.4%).
Teacher FTE added 45.5 → 48.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+34 students YoY 170993006399 · Chicago, IL Other · MID · TRAD
655 enr · 14.6:1 · RII 18
Nearest enrollment peer: Lane Technical High School (4,604 students)
Sadlowski Elementary School grew from 625 students in 2022-23 to 659 in 2023-24 (+5.4%). Teacher FTE added 45.5 → 48.0 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
Sadlowski Elementary School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Lane Technical
Lane Technical High School
4,604 students
- Taft High Scho
Taft High School
4,487 students
- Curie Metropol
Curie Metropolitan High School
3,099 students
- Kenwood Academ
Kenwood Academy High School
2,268 students
- Young Magnet H
Young Magnet High School
2,223 students
- This school 655
Sadlowski Elementary School
655 students
What this shows Sadlowski Elementary School reports 655 students on the CCD universe file.
How Sadlowski Elementary School compares
Sadlowski Elementary School is a growing campus on CCD: ratios and free-lunch share vs Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.6:1 | ▲ 4% | 14:1 | 15.7:1 |
| Enrollment | 655 | top 17% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.6:1
Leaner classes than 51% of US schools, a middle-of-the-pack class size.
655
Bigger than 77% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Staffing depth
14.6:1
students per teacher
- 4% above state mean
Top 64% in Illinois - lower ratio than 36% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
46.1%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$22,699
per pupil, district-wide
- above Illinois avg of $18,196
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 655 students, the combined health-and-guidance staffing load for this school.
Discipline context
10
in-school suspensions + 4 out-of-school
Suspension rate: 1.5 per 100 students. Combined in-school and out-of-school rate: 2.1 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 89.9%
African American 5.0%
White 4.3%
Two or More 0.5%
Asian 0.2%
American Indian / Alaska Native 0.2%
Largest group: Hispanic or Latino at 89.9% of enrollment.
Student-body diversity index 18.7/100
Simpson diversity index - at 18.7, Sadlowski Elementary School is less mixed than the Illinois school average of 38.9.
Programs
District finance for City of Chicago Sd 299 reports $22,699 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Sadlowski Elementary School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Lane Technical High School | Larger | No free-lunch data | Higher S:T ratio |
| Taft High School | Larger | No free-lunch data | Higher S:T ratio |
| Curie Metropolitan High School | Larger | No free-lunch data | Higher S:T ratio |
| Kenwood Academy High School | Larger | No free-lunch data | Higher S:T ratio |
| Young Magnet High School | Larger | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Sadlowski Elementary School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 4,487
- Students per teacher
- 16.7:1
- Resource Index
- 41/100
- Enrollment
- 3,099
- Students per teacher
- 16.1:1
- Resource Index
- 32/100
- Enrollment
- 2,268
- Students per teacher
- 18.6:1
- Resource Index
- 34/100
- Enrollment
- 2,223
- Students per teacher
- 17.5:1
- Resource Index
- 52/100
Similar other schools in Chicago
6 comparable other schools (grades Mixed) serving the same city.
Lane Technical High School
Standard public school
4,604 students 17.8:1 students per teacher
Taft High School
Standard public school
4,487 students 16.7:1 students per teacher
Kenwood Academy High School
Standard public school
2,268 students 18.6:1 students per teacher
Young Magnet High School
Standard public school
2,223 students 17.5:1 students per teacher
Disney Elem Magnet School
Standard public school
1,384 students 15.2:1 students per teacher
Morgan Park High School
Standard public school
1,349 students 19:1 students per teacher
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~655 students)
Frequently asked questions about Sadlowski Elementary School
How many students attend Sadlowski Elementary School?
Sadlowski Elementary School has 655 students enrolled. It is a public school in Chicago, IL. CCD year-over-year: 625 (2022-23) → 659 (2023-24), up 34.
What is the student-teacher ratio at Sadlowski Elementary School?
The student-teacher ratio at Sadlowski Elementary School is 14.6:1, which is 4% higher than the Illinois average of 14:1 and 7% lower than the national average of 15.7:1.
What is the racial and ethnic makeup of Sadlowski Elementary School?
The largest demographic group at Sadlowski Elementary School is Hispanic or Latino at 89.9% of enrollment, in Chicago, IL.
What is the Resource Investment Index for Sadlowski Elementary School?
Sadlowski Elementary School has a Resource Investment Index of 18/100 (lower reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Sadlowski Elementary School rank among schools in Chicago?
By Resource Investment Index, Sadlowski Elementary School ranks #367 of 394 schools in Chicago, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Chicago on the city page.
What other schools are in City of Chicago Sd 299?
Besides Sadlowski Elementary School, City of Chicago Sd 299 also operates Lane Technical High School (4,604 students), Taft High School (4,487 students), and Curie Metropolitan High School (3,099 students). See the City of Chicago Sd 299 district page for the complete list.