Enrollment
353
Illinois · 2024-25 NCES data
High school (grades 9-12) · Carlinville, IL
Carlinville High School
Federal NCES profile for Carlinville High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 35/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 170843000461
👥 S:T ratio 51
📚 AP courses 25
🌟 Gifted program 70
🎓 Counselors 29
📋 Attendance 2
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Carlinville High School earns 35/100 on the Resource Investment Index, with class sizes near the Illinois median. It is also less racially and ethnically mixed than most Illinois schools.
- #3 of 4
- public schools in Carlinville · Resource Index
- 35
- Resource Index · Typical
- 12.2:1
- students per teacher
- 353
- students enrolled
Carlinville High School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Carlinville High School ranks #3 of 4 public schools in Carlinville, IL.
School address
District: Carlinville Cusd 1 · Illinois
NCES ID 170843000461 Verify on NCES CCD record →
Teachers (FTE)
29.0
Federal CCD staff survey
Students per teacher
12.2:1
vs 14:1 Illinois avg
-13% vs state
Student-teacher ratio in context
How Carlinville High School compares with Illinois and U.S. medians
What stands out at Carlinville High School
Carlinville High School is a mid-sized high school in Carlinville, Illinois, enrolling 353 students.
Class sizes run a bit leaner than typical: 12.2:1 puts it in the smaller third of Illinois schools by student-teacher ratio.
With 353 students, its enrollment sits close to the Illinois median campus size.
Its Resource Investment Index sits near the middle of the pack among 3,845 scored Illinois schools.
Its student body is predominantly White (94% of enrollment), among the less diverse in the state (diversity index 12/100).
On the academic-pipeline side it reports 5 Advanced Placement courses.
Counselor availability sits well past the ASCA benchmark, roughly 353 students sharing each counselor, though short of the most stretched campuses.
Chronic absenteeism is elevated: 39.4% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Carlinville Cusd 1 spends $13,301 per pupil, 22% below the Illinois average, a leaner-resourced district than most.
Carlinville Cusd 1 also operates Carlinville Primary School (376 students) and Carlinville Middle School (286 students) alongside Carlinville High School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Carlinville High School compares
Carlinville High School on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12.2:1 | ▼ 13% | 14:1 | 15.7:1 |
| Enrollment | 353 | top 54% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.2:1
Leaner classes than 74% of US schools, among the more generously staffed nationally.
353
Bigger than 40% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
12.2:1
students per teacher
- 13% below state mean
Top 31% in Illinois - lower ratio than 69% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
39.4%
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
$13,301
per pupil, district-wide
- below Illinois avg of $17,042
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 353 students, the combined health-and-guidance staffing load for this school.
Discipline context
16
in-school suspensions + 17 out-of-school
Suspension rate: 4.5 per 100 students. Combined in-school and out-of-school rate: 9.3 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 93.8%
Two or More 2.3%
Hispanic or Latino 1.7%
African American 1.4%
Asian 0.6%
Native Hawaiian / Pacific Islander 0.3%
Largest group: White at 93.8% of enrollment.
Student-body diversity index 11.9/100
Simpson diversity index - at 11.9, Carlinville High School is less mixed than the Illinois school average of 38.9.
Programs
AP courses offered 5
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Carlinville Cusd 1, which includes Carlinville High School.
$13,301
Per student
-22%
vs Illinois
Avg $17,042
-20%
vs U.S.
Avg $16,593
Revenue mix
Local 39.6%
State 47.7%
Federal 12.7%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Carlinville High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Carlinville Primary School | Similar size | No free-lunch data | Higher S:T ratio |
| Carlinville Middle School | Similar size | No free-lunch data | Higher S:T ratio |
| Carlinville Intermediate School | Similar size | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Carlinville High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 376
- Students per teacher
- 15.7:1
- Resource Index
- 41/100
- Enrollment
- 286
- Students per teacher
- 15.9:1
- Resource Index
- 33/100
- Enrollment
- 267
- Students per teacher
- 15.7:1
- Resource Index
- 43/100
Similar high schools statewide
Matched by enrollment size and by staffing ratio across all of Illinois, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~353 students)
Similar student-teacher ratio (~12.2:1)
Next steps
Verify locally before acting on Carlinville High School's federal record.
- Compare Carlinville High School against another school. Compare schools
- Carlinville Cusd 1's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Carlinville High School
How many students attend Carlinville High School?
Carlinville High School has 353 students enrolled. It is a high school in Carlinville, IL.
What is the student-teacher ratio at Carlinville High School?
The student-teacher ratio at Carlinville High School is 12.2:1, which is 13% lower than the Illinois average of 14:1 and 22% 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 Carlinville High School?
The largest demographic group at Carlinville High School is White at 93.8% of enrollment, in Carlinville, IL.
What is the Resource Investment Index for Carlinville High School?
Carlinville High School has a Resource Investment Index of 35/100 (typical reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Carlinville High School rank among public schools in Carlinville?
By Resource Investment Index, Carlinville High School ranks #3 of 4 public schools in Carlinville, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Carlinville on the city page.
Is Carlinville High School a good school?
Carlinville High School earns 35/100 on the Resource Investment Index, with class sizes near the Illinois median. It is also less racially and ethnically mixed than most Illinois schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Carlinville Cusd 1?
Besides Carlinville High School, Carlinville Cusd 1 also operates Carlinville Primary School (376 students), Carlinville Middle School (286 students), and Carlinville Intermediate School (267 students). See the Carlinville Cusd 1 district page for the complete list.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.