Enrollment
318
Illinois · 2024-25 NCES data
Elementary school (grades K-5) · Monmouth, IL
Federal NCES profile for Central Intermediate School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 44/100.
The verdict
Central Intermediate School earns 44/100 on the Resource Investment Index, with class sizes near the Illinois median. It is also more racially and ethnically mixed than most Illinois schools.
Central Intermediate School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Central Intermediate School ranks #2 of 7 public schools in Monmouth, IL.
NCES ID 170032006128 Verify on NCES CCD record →
Enrollment
318
Illinois · 2024-25 NCES data
Teachers (FTE)
25.0
Federal CCD staff survey
Students per teacher
12.7:1
vs 14:1 Illinois avg
-9% vs state
How Central Intermediate School compares with Illinois and U.S. medians
At or below state median
12.7:1 - 1.3 below the Illinois state median of 14:1, indicating smaller average class loads than typical schools in the state.
Central Intermediate School is a mid-sized elementary school in Monmouth, Illinois, enrolling 318 students.
Class sizes run a bit leaner than typical: 12.7:1 puts it in the smaller third of Illinois schools by student-teacher ratio.
With 318 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 led by White (51%) and Hispanic or Latino (30%), more mixed than most schools in the state (diversity index 64/100).
Counselor coverage runs a bit thin, about 318 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
16.4% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding Monmouth-Roseville Cusd 238 spends $12,261 per pupil, 28% below the Illinois average, a leaner-resourced district than most.
Among Monmouth's elementary schools, it stands alongside Harding Primary School (240 students): Central Intermediate School is larger than that campus by headcount and runs heavier classes (12.7:1 vs 12:1).
Monmouth-Roseville Cusd 238 also operates Monmouth-Roseville High Sch (483 students) and Lincoln Early Childhood School (324 students) alongside Central Intermediate 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
Central Intermediate 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 | 12.7:1 | ▼ 9% | 14:1 | 15.7:1 |
| Enrollment | 318 | top 60% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
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.
Largest group: White at 50.9% of enrollment.
Simpson diversity index - at 64.0, Central Intermediate School is more mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Monmouth-Roseville Cusd 238, which includes Central Intermediate School.
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.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Monmouth-Roseville High Sch | Larger | No free-lunch data | Higher S:T ratio |
| Lincoln Early Childhood School | Similar size | No free-lunch data | Similar S:T ratio |
| Harding Primary School | Similar size | No free-lunch data | Similar S:T ratio |
| Monmouth-Roseville Jr High Sch | Smaller | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Central Intermediate School's own figures; each column derives from NCES Common Core of Data.
1 comparable elementary schools (grades K-5) serving the same city.
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.
Next steps
Verify locally before acting on Central Intermediate School's federal record.
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.
Central Intermediate School has 318 students enrolled. It is an elementary school in Monmouth, IL.
The student-teacher ratio at Central Intermediate School is 12.7:1, which is 9% lower than the Illinois average of 14:1 and 19% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at Central Intermediate School is White at 50.9% of enrollment, in Monmouth, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 64.0/100.
Central Intermediate School has a Resource Investment Index of 44/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Central Intermediate School ranks #2 of 7 public schools in Monmouth, 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 Monmouth on the city page.
Central Intermediate School earns 44/100 on the Resource Investment Index, with class sizes near the Illinois median. It is also more 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.
Besides Central Intermediate School, Monmouth-Roseville Cusd 238 also operates Monmouth-Roseville High Sch (483 students), Lincoln Early Childhood School (324 students), and Harding Primary School (240 students). See the Monmouth-Roseville Cusd 238 district page for the complete list.
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.
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Last updated:
PlainSchools, “Central Intermediate School, Monmouth IL.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/central-intermediate-school-il
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