- Enrollment
- 1,218
- Students per teacher
- 16.2:1
- Resource Index
- 33/100
Other / mixed grade configuration · Troy, IL
C a Henning School
Federal NCES profile for C a Henning School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 42/100.
2024-25 NCES dataOther / mixed grade configurationNCES 173735005343
👥 S:T ratio 40
🌟 Gifted program 30
📋 Attendance 57
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
C a Henning School earns 42/100 on the Resource Investment Index, with class sizes larger than 70% of Illinois schools.
- #1 of 3
- public schools in Troy · Resource Index
- 42
- Resource Index · Typical
- 15:1
- large classes for Illinois
- 706
- students enrolled
C a Henning School has class sizes larger than 70% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, C a Henning School ranks #1 of 3 public schools in Troy, IL.
School address
CCD year-over-year · 2022-23 → 2023-24
+4 students YoY
C a Henning School held near 747 students from 2022-23 to 2023-24 (+4 headcount).
Teacher FTE added 47.3 → 50.5 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+4 students YoY 173735005343 · Troy, IL Other · MID · TRAD
706 enr · 15:1 · RII 42
Nearest enrollment peer: Triad High School (1,218 students)
C a Henning School held near 747 students from 2022-23 to 2023-24 (+4 headcount). Teacher FTE added 47.3 → 50.5 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
C a Henning School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Triad High Sch
Triad High School
1,218 students
- Triad Middle S
Triad Middle School
925 students
- Silver Creek E
Silver Creek Elementary
757 students
- This school
C a Henning School
706 students
- St Jacob Elem 262
St Jacob Elem School
262 students
- Marine Elem Sc 141
Marine Elem School
141 students
What this shows C a Henning School reports 706 students on the CCD universe file.
How C a Henning School compares
C a Henning 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 | 15:1 | ▲ 7% | 14:1 | 15.7:1 |
| Enrollment | 706 | top 14% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
15:1
Leaner classes than 47% of US schools, a middle-of-the-pack class size.
706
Bigger than 81% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Staffing depth
15:1
students per teacher
- 7% above state mean
Top 70% in Illinois - lower ratio than 30% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
17.1%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$12,745
per pupil, district-wide
- below Illinois avg of $18,196
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
2
in-school suspensions + 0 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 0.3 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 86.7%
Two or More 5.1%
Hispanic or Latino 5.0%
African American 2.5%
Native Hawaiian / Pacific Islander 0.4%
Asian 0.3%
Largest group: White at 86.7% of enrollment.
Student-body diversity index 24.3/100
Simpson diversity index - at 24.3, C a Henning School is less mixed than the Illinois school average of 38.9.
Programs
District finance for Triad Cusd 2 reports $12,745 per pupil (NCES F-33) - open the district page for the full revenue mix.
How C a Henning School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Triad High School | Larger | No free-lunch data | Similar S:T ratio |
| Triad Middle School | Larger | No free-lunch data | Higher S:T ratio |
| Silver Creek Elementary | Similar size | No free-lunch data | Higher S:T ratio |
| St Jacob Elem School | Smaller | No free-lunch data | Higher S:T ratio |
| Marine Elem School | Smaller | No free-lunch data | Similar S:T ratio |
Comparisons are relative to C a Henning School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 925
- Students per teacher
- 17.1:1
- Resource Index
- 32/100
- Enrollment
- 757
- Students per teacher
- 18:1
- Resource Index
- 38/100
- Enrollment
- 262
- Students per teacher
- 18.7:1
- Resource Index
- 43/100
- Enrollment
- 141
- Students per teacher
- 15.7:1
- Resource Index
- 46/100
Similar other schools in Troy
1 comparable other schools (grades Mixed) serving the same city.
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 (~706 students)
Frequently asked questions about C a Henning School
How many students attend C a Henning School?
C a Henning School has 706 students enrolled. It is a public school in Troy, IL. CCD year-over-year: 743 (2022-23) → 747 (2023-24), nearly flat (+4).
What is the student-teacher ratio at C a Henning School?
The student-teacher ratio at C a Henning School is 15:1, which is 7% higher than the Illinois average of 14:1 and 4% lower than the national average of 15.7:1.
What is the racial and ethnic makeup of C a Henning School?
The largest demographic group at C a Henning School is White at 86.7% of enrollment, in Troy, IL.
What is the Resource Investment Index for C a Henning School?
C a Henning School has a Resource Investment Index of 42/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does C a Henning School rank among public schools in Troy?
By Resource Investment Index, C a Henning School ranks #1 of 3 public schools in Troy, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Triad Cusd 2?
Besides C a Henning School, Triad Cusd 2 also operates Triad High School (1,218 students), Triad Middle School (925 students), and Silver Creek Elementary (757 students). See the Triad Cusd 2 district page for the complete list.