Enrollment
1,856
Indiana · 2024-25 NCES data
High school (grades 9-12) · Plainfield, IN
Federal NCES profile for Plainfield High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 45/100.
The verdict
Plainfield High School earns 45/100 on the Resource Investment Index, with class sizes larger than 92% of Indiana schools. It is also one of the largest schools in Indiana.
Plainfield High School has class sizes larger than 92% of Indiana schools. Computed live against every Indiana school reporting to NCES.
By Resource Investment Index, Plainfield High School ranks #8 of 9 public schools in Plainfield, IN.
NCES ID 180897001494 Verify on NCES CCD record →
Enrollment
1,856
Indiana · 2024-25 NCES data
Teachers (FTE)
90.0
Federal CCD staff survey
Students per teacher
20.6:1
vs 15.9:1 Indiana avg
+30% vs state
Free-lunch eligible
22.4%
vs 49.5% Indiana avg
-55% vs state
How Plainfield High School compares with Indiana and U.S. medians
Larger classes than state median
20.6:1 - 4.7 above the Indiana state median of 15.9:1, indicating larger average class loads than typical schools in the state.
Plainfield High School is a large high school in Plainfield, Indiana, enrolling 1,856 students.
Class loads run heavy: 20.6:1 is larger than about 92% of Indiana schools and 30% above the 15.9:1 state mean, so each teacher carries more students than is typical.
Comparatively few students face economic hardship here, 22.4% free-meal eligibility runs 55% below the Indiana average.
By headcount it is one of the larger campuses in Indiana, bigger than 98% of state schools at 1,856 students.
Its Resource Investment Index lands in the lower third of 1,862 scored Indiana schools.
Among 39 similarly sized, similarly resourced-need Indiana schools statewide, it ranks #36, in the lower tier once campus size and economic need are matched.
Its student body is led by White (76%) and African American (10%) (diversity index 41/100).
On the academic-pipeline side it reports 17 Advanced Placement courses.
Counselor access is stretched at roughly 464 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Attendance runs somewhat below the norm, with 22.4% of students chronically absent per the 2021-22 civil-rights collection.
The federal civil-rights collection also records 4 expulsions at this campus for 2021-22.
Plainfield Community School Corp also operates Plainfield Community Middle School (1,378 students) and Central Elementary School (549 students) alongside Plainfield 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
Plainfield High School on the metrics families compare, against Indiana and U.S. means.
| Metric | This school | vs Indiana | Indiana avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20.6:1 | ▲ 30% | 15.9:1 | 15.7:1 |
| Free-lunch eligible | 22.4% | ▼ 55% | 49.5% | 51.7% |
| Enrollment | 1,856 | top 2% | - | - |
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 75.9% of enrollment.
Simpson diversity index - at 40.7, Plainfield High School is about as mixed as the Indiana school average of 39.0.
District-wide per-pupil expenditure for Plainfield Community School Corp, which includes Plainfield High 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 |
|---|---|---|---|
| Plainfield Community Middle School | Smaller | Similar economic need | Lower S:T ratio |
| Central Elementary School | Smaller | Similar economic need | Lower S:T ratio |
| Clarks Creek Elementary | Smaller | Higher economic need | Lower S:T ratio |
| Van Buren Elementary School | Smaller | Similar economic need | Lower S:T ratio |
| Guilford Elementary | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Plainfield High School's own figures; each column derives from NCES Common Core of Data.
Matched by enrollment size and by staffing ratio across all of Indiana, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Plainfield High 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.
Plainfield High School has 1,856 students enrolled. It is a high school in Plainfield, IN.
The student-teacher ratio at Plainfield High School is 20.6:1, which is 30% higher than the Indiana average of 15.9:1 and 31% higher than the national average of 15.7:1.
22.4% of students at Plainfield High School are eligible for free lunch, compared to the Indiana average of 49.5%.
The largest demographic group at Plainfield High School is White at 75.9% of enrollment, in Plainfield, IN.
Plainfield High School has a Resource Investment Index of 45/100 (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).
By Resource Investment Index, Plainfield High School ranks #8 of 9 public schools in Plainfield, IN. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Plainfield on the city page.
Plainfield High School earns 45/100 on the Resource Investment Index, with class sizes larger than 92% of Indiana schools. It is also one of the largest schools in Indiana. 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 Plainfield High School, Plainfield Community School Corp also operates Plainfield Community Middle School (1,378 students), Central Elementary School (549 students), and Clarks Creek Elementary (544 students). See the Plainfield Community School Corp 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, “Plainfield High School, Plainfield IN.” 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/plainfield-high-school-in
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