- Enrollment
- 2,323
- Students per teacher
- 17:1
- Resource Index
- 32/100
High school (grades 9-12) · Plainfield, IL
Plainfield North High School
Federal NCES profile for Plainfield North High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 27/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 173174005747
👥 S:T ratio 28
🌟 Gifted program 30
🎓 Counselors 31
📋 Attendance 17
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Plainfield North High School earns 27/100 on the Resource Investment Index, with class sizes larger than 91% of Illinois schools. It is also one of the largest schools in Illinois.
- #4 of 4
- high schools in Plainfield · Resource Index
- 27
- Resource Index · Lower
- 18:1
- large classes for Illinois
- 2,399
- students enrolled
Plainfield North High School has class sizes larger than 91% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Plainfield North High School ranks #4 of 4 high schools in Plainfield, IL.
School address
District: Plainfield Sd 202 · Illinois
NCES ID 173174005747 Verify on NCES CCD record →
NCES CCD universe card
School universe 173174005747 · Plainfield, IL High · LARGE · TRAD
2,399 enr · 18:1 · RII 27
Nearest enrollment peer: Plainfield South High School (2,323 students)
Resource Investment Index #4 of 4 high schools in Plainfield. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Illinois schools → · Find another →
Plainfield North High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Plainfield North High School
2,399 students
- Plainfield Sou
Plainfield South High School
2,323 students
- Plainfield Eas
Plainfield East High School
1,825 students
- Plainfield Hig
Plainfield High School
1,800 students
- John F Kennedy 912
John F Kennedy Middle Sch
912 students
- Timber Ridge M 885
Timber Ridge Middle School
885 students
What this shows Plainfield North High School reports 2,399 students on the CCD universe file.
How Plainfield North High School compares
Plainfield North 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 | 18:1 | ▲ 29% | 14:1 | 15.7:1 |
| Enrollment | 2,399 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
18:1
Leaner classes than 24% of US schools, heavier class loads than most.
2,399
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Staffing depth
18:1
students per teacher
- 29% above state mean
Top 91% in Illinois - lower ratio than 9% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
33.1%
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
$15,896
per pupil, district-wide
- below Illinois avg of $18,196
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors7.0 FTE
Per 343 students, the combined health-and-guidance staffing load for this school.
Discipline context
77
in-school suspensions + 26 out-of-school
Suspension rate: 3.2 per 100 students. Combined in-school and out-of-school rate: 4.3 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
Student demographics
White 58.5%
Hispanic or Latino 16.1%
Asian 12.4%
African American 8.6%
Two or More 4.1%
American Indian / Alaska Native 0.1%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 58.5% of enrollment.
Student-body diversity index 60.7/100
Simpson diversity index - at 60.7, Plainfield North High School is more mixed than the Illinois school average of 38.9.
Programs
AP courses offered 23
Funding & spending
District-wide per-pupil expenditure for Plainfield Sd 202, which includes Plainfield North High School.
$15,896
Per student
-13%
vs Illinois
Avg $18,196
-10%
vs U.S.
Avg $17,658
Revenue mix
Local 50.4%
State 43.1%
Federal 6.6%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2022-23 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Plainfield North High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Plainfield South High School | Similar size | No free-lunch data | Similar S:T ratio |
| Plainfield East High School | Similar size | No free-lunch data | Lower S:T ratio |
| Plainfield High School | Similar size | No free-lunch data | Lower S:T ratio |
| John F Kennedy Middle Sch | Smaller | No free-lunch data | Lower S:T ratio |
| Timber Ridge Middle School | Smaller | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Plainfield North High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,825
- Students per teacher
- 15.1:1
- Resource Index
- 29/100
- Enrollment
- 1,800
- Students per teacher
- 14.8:1
- Resource Index
- 28/100
- Enrollment
- 912
- Students per teacher
- 16:1
- Resource Index
- 35/100
- Enrollment
- 885
- Students per teacher
- 17:1
- Resource Index
- 30/100
Similar high schools in Plainfield
3 comparable high schools (grades 9-12) serving the same city.
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 (~2,399 students)
Frequently asked questions about Plainfield North High School
How many students attend Plainfield North High School?
Plainfield North High School has 2,399 students enrolled. It is a high school in Plainfield, IL.
What is the student-teacher ratio at Plainfield North High School?
The student-teacher ratio at Plainfield North High School is 18:1, which is 29% higher than the Illinois average of 14:1 and 15% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Plainfield North High School?
The largest demographic group at Plainfield North High School is White at 58.5% of enrollment, in Plainfield, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 60.7/100.
What is the Resource Investment Index for Plainfield North High School?
Plainfield North High School has a Resource Investment Index of 27/100 (lower 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 Plainfield North High School rank among high schools in Plainfield?
By Resource Investment Index, Plainfield North High School ranks #4 of 4 high schools in Plainfield, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Plainfield on the city page.
What other schools are in Plainfield Sd 202?
Besides Plainfield North High School, Plainfield Sd 202 also operates Plainfield South High School (2,323 students), Plainfield East High School (1,825 students), and Plainfield High School (1,800 students). See the Plainfield Sd 202 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, the data changelog, or report a data error. Data current as of August 2026.