- Enrollment
- 4,604
- Students per teacher
- 17.8:1
- Resource Index
- 38/100
High school (grades 9-12) · Chicago, IL
Sullivan High School
Federal NCES profile for Sullivan High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 32/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 170993001149
👥 S:T ratio 38
🌟 Gifted program 30
🎓 Counselors 62
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sullivan High School earns 32/100 on the Resource Investment Index, with class sizes larger than 76% of Illinois schools. It is also more racially and ethnically mixed than most Illinois schools.
- #62 of 130
- high schools in Chicago · Resource Index
- 32
- Resource Index · Typical
- 15.6:1
- large classes for Illinois
- 762
- students enrolled
Sullivan High School has class sizes larger than 76% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Sullivan High School ranks #62 of 130 high schools in Chicago, IL.
School address
District: City of Chicago Sd 299 · Illinois
NCES ID 170993001149 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+57 students YoY
Sullivan High School grew from 709 students in 2022-23 to 766 in 2023-24 (+8.0%).
Teacher FTE added 49.0 → 52.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+57 students YoY 170993001149 · Chicago, IL High · MID · TRAD
762 enr · 15.6:1 · RII 32
Nearest enrollment peer: Lane Technical High School (4,604 students)
Sullivan High School grew from 709 students in 2022-23 to 766 in 2023-24 (+8.0%). Teacher FTE added 49.0 → 52.0 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
Sullivan High 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 762
Sullivan High School
762 students
What this shows Sullivan High School reports 762 students on the CCD universe file.
How Sullivan High School compares
Sullivan High 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 | 15.6:1 | ▲ 11% | 14:1 | 15.7:1 |
| Enrollment | 762 | top 12% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
15.6:1
Leaner classes than 41% of US schools, a middle-of-the-pack class size.
762
Bigger than 84% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Staffing depth
15.6:1
students per teacher
- 11% above state mean
Top 76% in Illinois - lower ratio than 24% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
56.8%
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
Counselors4.0 FTE
Per 191 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 42 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 5.5 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 36.4%
African American 31.0%
White 15.7%
Asian 11.4%
Two or More 5.0%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.1%
Largest group: Hispanic or Latino at 36.4% of enrollment.
Student-body diversity index 73.1/100
Simpson diversity index - at 73.1, Sullivan High School is more mixed than the Illinois school average of 38.9.
Programs
AP courses offered 1
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 Sullivan High 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 | Similar S:T ratio |
| Curie Metropolitan High School | Larger | No free-lunch data | Similar 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 Sullivan High 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 high schools in Chicago
6 comparable high schools (grades 9-12) serving the same city.
Curie Metropolitan High School
Standard public school
3,099 students 16.1:1 students per teacher
Lincoln Park High School
Standard public school
2,214 students 16.3:1 students per teacher
Jones College Prep High School
Standard public school
1,954 students 16.7:1 students per teacher
Mather High School
Standard public school
1,777 students 14.2:1 students per teacher
Thomas Kelly College Preparatory
Standard public school
1,762 students 14.1:1 students per teacher
Hubbard High School
Standard public school
1,710 students 15.8:1 students per teacher
Nationwide high 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 (~762 students)
Frequently asked questions about Sullivan High School
How many students attend Sullivan High School?
Sullivan High School has 762 students enrolled. It is a high school in Chicago, IL. CCD year-over-year: 709 (2022-23) → 766 (2023-24), up 57.
What is the student-teacher ratio at Sullivan High School?
The student-teacher ratio at Sullivan High School is 15.6:1, which is 11% higher than the Illinois average of 14:1 and 1% lower than the national average of 15.7:1.
What is the racial and ethnic makeup of Sullivan High School?
The largest demographic group at Sullivan High School is Hispanic or Latino at 36.4% of enrollment, in Chicago, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 73.1/100.
What is the Resource Investment Index for Sullivan High School?
Sullivan High School has a Resource Investment Index of 32/100 (typical 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 Sullivan High School rank among high schools in Chicago?
By Resource Investment Index, Sullivan High School ranks #62 of 130 high 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 high schools in Chicago on the city page.
What other schools are in City of Chicago Sd 299?
Besides Sullivan High 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.