Enrollment
270
Illinois · 2024-25 NCES data
Other / mixed grade configuration · Johnston City, IL
Federal NCES profile for Jefferson Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 35/100.
The verdict
Jefferson Elem School earns 35/100 on the Resource Investment Index, with class sizes larger than 70% of Illinois schools.
Jefferson Elem School has class sizes larger than 70% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Jefferson Elem School ranks #1 of 3 public schools in Johnston City, IL.
NCES ID 172055002319 Verify on NCES CCD record →
Enrollment
270
Illinois · 2024-25 NCES data
Teachers (FTE)
18.0
Federal CCD staff survey
Students per teacher
15:1
vs 14:1 Illinois avg
+7% vs state
How Jefferson Elem School compares with Illinois and U.S. medians
Slightly above state median
15:1 - 1.0 above the Illinois state median of 14:1, indicating larger average class loads than typical schools in the state.
Jefferson Elem School is a mid-sized combined-grade school in Johnston City, Illinois, enrolling 270 students.
Class loads run somewhat heavier than typical: 15:1 puts it in the larger third of Illinois schools by student-teacher ratio.
Enrollment of 270 puts it in the smaller third of Illinois schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 3,845 scored Illinois schools.
Its student body is predominantly White (93% of enrollment) (diversity index 14/100).
Chronic absenteeism is elevated: 26.3% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Johnston City Cusd 1 spends $12,860 per pupil, 25% below the Illinois average, a leaner-resourced district than most.
Johnston City Cusd 1 also operates Johnston City High School (328 students) and Washington Middle School (296 students) alongside Jefferson Elem 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
Jefferson Elem 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 | 15:1 | ▲ 7% | 14:1 | 15.7:1 |
| Enrollment | 270 | top 70% | - | - |
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 92.6% of enrollment.
Simpson diversity index - at 14.0, Jefferson Elem School is less mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Johnston City Cusd 1, which includes Jefferson Elem 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 |
|---|---|---|---|
| Johnston City High School | Similar size | No free-lunch data | Lower S:T ratio |
| Washington Middle School | Similar size | No free-lunch data | Similar S:T ratio |
| Lincoln Elem School | Smaller | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Jefferson Elem School's own figures; each column derives from NCES Common Core of Data.
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 Jefferson Elem 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.
Jefferson Elem School has 270 students enrolled. It is a public school in Johnston City, IL.
The student-teacher ratio at Jefferson Elem 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.
The largest demographic group at Jefferson Elem School is White at 92.6% of enrollment, in Johnston City, IL.
Jefferson Elem School has a Resource Investment Index of 35/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Jefferson Elem School ranks #1 of 3 public schools in Johnston City, 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 Johnston City on the city page.
Jefferson Elem School earns 35/100 on the Resource Investment Index, with class sizes larger than 70% of 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 Jefferson Elem School, Johnston City Cusd 1 also operates Johnston City High School (328 students), Washington Middle School (296 students), and Lincoln Elem School (163 students). See the Johnston City Cusd 1 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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PlainSchools, “Jefferson Elem School, Johnston City 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/jefferson-elem-school-il-10/
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