- Enrollment
- 4,604
- Students per teacher
- 17.8:1
- Resource Index
- 38/100
High school (grades 9-12) · Chicago, IL
Senn High School
Federal NCES profile for Senn High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 30/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 170993001114
👥 S:T ratio 41
🌟 Gifted program 30
🎓 Counselors 48
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Senn High School earns 30/100 on the Resource Investment Index, with class sizes near the Illinois median. It is also one of the largest schools in Illinois.
- #73 of 130
- high schools in Chicago · Resource Index
- 30
- Resource Index · Lower
- 14.8:1
- students per teacher
- 1,571
- students enrolled
Senn High School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Senn High School ranks #73 of 130 high schools in Chicago, IL.
School address
District: City of Chicago Sd 299 · Illinois
NCES ID 170993001114 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-67 students YoY
Senn High School held near 1,516 students from 2022-23 to 2023-24 (-67 headcount).
Teacher FTE added 106.8 → 107.8 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-67 students YoY 170993001114 · Chicago, IL High · MID · TRAD
1,571 enr · 14.8:1 · RII 30
Nearest enrollment peer: Lane Technical High School (4,604 students)
Senn High School held near 1,516 students from 2022-23 to 2023-24 (-67 headcount). Teacher FTE added 106.8 → 107.8 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
Senn 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 1,571
Senn High School
1,571 students
What this shows Senn High School reports 1,571 students on the CCD universe file.
How Senn High School compares
Senn High School held steady on CCD headcount: ratios and free-lunch share vs Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.8:1 | ▲ 6% | 14:1 | 15.7:1 |
| Enrollment | 1,571 | top 4% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.8:1
Leaner classes than 49% of US schools, a middle-of-the-pack class size.
1,571
Bigger than 96% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Staffing depth
14.8:1
students per teacher
- 6% above state mean
Top 67% in Illinois - lower ratio than 33% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
60.5%
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
Counselors6.0 FTE
Per 262 students, the combined health-and-guidance staffing load for this school.
Discipline context
20
in-school suspensions + 53 out-of-school
Suspension rate: 1.3 per 100 students. Combined in-school and out-of-school rate: 4.6 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 39.7%
African American 23.9%
White 18.2%
Asian 14.2%
Two or More 3.2%
American Indian / Alaska Native 0.7%
Native Hawaiian / Pacific Islander 0.1%
Largest group: Hispanic or Latino at 39.7% of enrollment.
Student-body diversity index 73.1/100
Simpson diversity index - at 73.1, Senn High School is more mixed than the Illinois school average of 38.9.
Programs
AP courses offered 10
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 Senn 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 | Higher 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 Senn 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 (~1,571 students)
Frequently asked questions about Senn High School
How many students attend Senn High School?
Senn High School has 1,571 students enrolled. It is a high school in Chicago, IL. CCD year-over-year: 1,583 (2022-23) → 1,516 (2023-24), nearly flat (-67).
What is the student-teacher ratio at Senn High School?
The student-teacher ratio at Senn High School is 14.8:1, which is 6% higher than the Illinois average of 14:1 and 6% lower than the national average of 15.7:1.
What is the racial and ethnic makeup of Senn High School?
The largest demographic group at Senn High School is Hispanic or Latino at 39.7% 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 Senn High School?
Senn High School has a Resource Investment Index of 30/100 (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 Senn High School rank among high schools in Chicago?
By Resource Investment Index, Senn High School ranks #73 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 Senn 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.