- Enrollment
- 422
- Students per teacher
- 9.8:1
- Resource Index
- 64/100
High school (grades 9-12) · Central Village, CT
Plainfield High School
Federal NCES profile for Plainfield High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 49/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 090327000695
👥 S:T ratio 64
🌟 Gifted program 30
🎓 Counselors 83
📋 Attendance 21
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Plainfield High School earns 49/100 on the Resource Investment Index, with class sizes smaller than 90% of Connecticut schools.
- 49
- Resource Index · Higher
- 8.9:1
- small classes for Connecticut
- 41.7%
- free-lunch eligible
- 515
- students enrolled
Plainfield High School has class sizes smaller than 90% of Connecticut schools. Computed live against every Connecticut school reporting to NCES.
School address
District: Plainfield School District · Connecticut
NCES ID 090327000695 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-28 students YoY
Plainfield High School shrank from 535 students in 2022-23 to 507 in 2023-24 (-5.2%).
Teacher FTE lost 58.0 → 50.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-28 students YoY 090327000695 · Central Village, CT High · MID · TRAD
515 enr · 8.9:1 · 41.7% lunch · RII 49
Nearest enrollment peer: Plainfield Central School (422 students)
Plainfield High School shrank from 535 students in 2022-23 to 507 in 2023-24 (-5.2%). Teacher FTE lost 58.0 → 50.4 across the same CCD years. Read with this school → · District book → · Connecticut schools → · Find another →
Plainfield High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Plainfield High School
515 students
- Plainfield Cen
Plainfield Central School
422 students
- Shepard Hill E
Shepard Hill Elementary School
392 students
- Plainfield Mem
Plainfield Memorial School
291 students
- Moosup Element
Moosup Elementary School
252 students
What this shows Plainfield High School reports 515 students on the CCD universe file.
How Plainfield High School compares
Plainfield High School is a shrinking campus on CCD: ratios and free-lunch share vs Connecticut and U.S. means.
| Metric | This school | vs Connecticut | Connecticut avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 8.9:1 | ▼ 26% | 12.1:1 | 15.7:1 |
| Free-lunch eligible | 41.7% | ▲ 15% | 36.4% | 51.7% |
| Enrollment | 515 | top 31% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
8.9:1
Leaner classes than 93% of US schools, among the more generously staffed nationally.
515
Bigger than 64% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
41.7%
free-lunch eligible
- 15% above the Connecticut average of 36.4%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
8.9:1
students per teacher
- 26% below state mean
Top 10% in Connecticut - lower ratio than 90% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
31.8%
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
$22,608
per pupil, district-wide
- below Connecticut avg of $24,680
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors6.0 FTE
Per 86 students, the combined health-and-guidance staffing load for this school.
Discipline context
87
in-school suspensions + 59 out-of-school
Suspension rate: 16.9 per 100 students. Combined in-school and out-of-school rate: 28.3 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 84.3%
African American 4.5%
Hispanic or Latino 3.9%
Two or More 2.5%
Asian 2.3%
American Indian / Alaska Native 1.9%
Native Hawaiian / Pacific Islander 0.6%
Largest group: White at 84.3% of enrollment.
Student-body diversity index 28.4/100
Simpson diversity index - at 28.4, Plainfield High School is less mixed than the Connecticut school average of 50.5.
Programs
AP courses offered 8
District finance for Plainfield School District reports $22,608 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Plainfield High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Plainfield Central School | Similar size | Similar economic need | Similar S:T ratio |
| Shepard Hill Elementary School | Similar size | Higher economic need | Higher S:T ratio |
| Plainfield Memorial School | Smaller | Similar economic need | Higher S:T ratio |
| Moosup Elementary School | Smaller | Similar economic need | Higher S:T ratio |
Comparisons are relative to Plainfield High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 392
- Students per teacher
- 15.1:1
- Resource Index
- 40/100
- Enrollment
- 291
- Students per teacher
- 12.1:1
- Resource Index
- 44/100
- Enrollment
- 252
- Students per teacher
- 11.5:1
- Resource Index
- 46/100
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 (~515 students)
Frequently asked questions about Plainfield High School
How many students attend Plainfield High School?
Plainfield High School has 515 students enrolled. It is a high school in Central Village, CT. CCD year-over-year: 535 (2022-23) → 507 (2023-24), down 28.
What is the student-teacher ratio at Plainfield High School?
The student-teacher ratio at Plainfield High School is 8.9:1, which is 26% lower than the Connecticut average of 12.1:1 and 43% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Plainfield High School?
41.7% of students at Plainfield High School are eligible for free lunch, compared to the Connecticut average of 36.4%.
What is the racial and ethnic makeup of Plainfield High School?
The largest demographic group at Plainfield High School is White at 84.3% of enrollment, in Central Village, CT.
What is the Resource Investment Index for Plainfield High School?
Plainfield High School has a Resource Investment Index of 49/100 (higher 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).
What other schools are in Plainfield School District?
Besides Plainfield High School, Plainfield School District also operates Plainfield Central School (422 students), Shepard Hill Elementary School (392 students), and Plainfield Memorial School (291 students). See the Plainfield School District district page for the complete list.