- Enrollment
- 431
- Students per teacher
- 17.2:1
- Resource Index
- 35/100
High school (grades 9-12) · Chillicothe, IL
Il Valley Central High School
Federal NCES profile for Il Valley Central High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 42/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 171997002256
👥 S:T ratio 45
🌟 Gifted program 30
🎓 Counselors 57
📋 Attendance 38
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Il Valley Central High School earns 42/100 on the Resource Investment Index, with class sizes near the Illinois median.
- #2 of 4
- public schools in Chillicothe · Resource Index
- 42
- Resource Index · Typical
- 13.8:1
- students per teacher
- 650
- students enrolled
Il Valley Central High School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Il Valley Central High School ranks #2 of 4 public schools in Chillicothe, IL.
School address
District: Il Valley Central Usd 321 · Illinois
NCES ID 171997002256 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+16 students YoY
Il Valley Central High School held near 663 students from 2022-23 to 2023-24 (+16 headcount).
Teacher FTE added 47.5 → 48.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+16 students YoY 171997002256 · Chillicothe, IL High · MID · TRAD
650 enr · 13.8:1 · RII 42
Nearest enrollment peer: Mossville Elementary School (431 students)
Il Valley Central High School held near 663 students from 2022-23 to 2023-24 (+16 headcount). Teacher FTE added 47.5 → 48.0 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
Il Valley Central High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Il Valley Central High School
650 students
- Mossville Elem
Mossville Elementary School
431 students
- South Elementa
South Elementary School
424 students
- Chillicothe Jr 229
Chillicothe Jr High
229 students
- Mossville Jr H 181
Mossville Jr High
181 students
- Chillicothe El 156
Chillicothe Elementary Center
156 students
What this shows Il Valley Central High School reports 650 students on the CCD universe file.
How Il Valley Central High School compares
Il Valley Central 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 | 13.8:1 | ▼ 1% | 14:1 | 15.7:1 |
| Enrollment | 650 | top 17% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.8:1
Leaner classes than 59% of US schools, a middle-of-the-pack class size.
650
Bigger than 77% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Staffing depth
13.8:1
students per teacher
- 1% below state mean
Top 53% in Illinois - lower ratio than 47% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
24.8%
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
$12,755
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
Counselors3.0 FTE
Per 217 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 28 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 4.3 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 89.7%
Two or More 4.3%
Hispanic or Latino 3.5%
African American 1.1%
Asian 1.1%
American Indian / Alaska Native 0.2%
Native Hawaiian / Pacific Islander 0.2%
Largest group: White at 89.7% of enrollment.
Student-body diversity index 19.2/100
Simpson diversity index - at 19.2, Il Valley Central High School is less mixed than the Illinois school average of 38.9.
Programs
AP courses offered 10
District finance for Il Valley Central Usd 321 reports $12,755 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Il Valley Central High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Mossville Elementary School | Smaller | No free-lunch data | Higher S:T ratio |
| South Elementary School | Smaller | No free-lunch data | Higher S:T ratio |
| Chillicothe Jr High | Smaller | No free-lunch data | Higher S:T ratio |
| Mossville Jr High | Smaller | No free-lunch data | Similar S:T ratio |
| Chillicothe Elementary Center | Smaller | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Il Valley Central High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 424
- Students per teacher
- 15.7:1
- Resource Index
- 32/100
- Enrollment
- 229
- Students per teacher
- 17.6:1
- Resource Index
- 35/100
- Enrollment
- 181
- Students per teacher
- 15.1:1
- Resource Index
- 36/100
- Enrollment
- 156
- Students per teacher
- 10.4:1
- Resource Index
- 47/100
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 (~650 students)
Frequently asked questions about Il Valley Central High School
How many students attend Il Valley Central High School?
Il Valley Central High School has 650 students enrolled. It is a high school in Chillicothe, IL. CCD year-over-year: 647 (2022-23) → 663 (2023-24), nearly flat (+16).
What is the student-teacher ratio at Il Valley Central High School?
The student-teacher ratio at Il Valley Central High School is 13.8:1, which is 1% lower than the Illinois average of 14:1 and 12% 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 Il Valley Central High School?
The largest demographic group at Il Valley Central High School is White at 89.7% of enrollment, in Chillicothe, IL.
What is the Resource Investment Index for Il Valley Central High School?
Il Valley Central High School has a Resource Investment Index of 42/100 (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 Il Valley Central High School rank among public schools in Chillicothe?
By Resource Investment Index, Il Valley Central High School ranks #2 of 4 public schools in Chillicothe, 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 Il Valley Central Usd 321?
Besides Il Valley Central High School, Il Valley Central Usd 321 also operates Mossville Elementary School (431 students), South Elementary School (424 students), and Chillicothe Jr High (229 students). See the Il Valley Central Usd 321 district page for the complete list.