Enrollment
970
Connecticut · 2024-25 NCES data
High school (grades 9-12) · Southbury, CT
Pomperaug Regional High School
Federal NCES profile for Pomperaug Regional High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 63/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 090353700749
👥 S:T ratio 56
📚 AP courses 100
🌟 Gifted program 70
🎓 Counselors 68
📋 Attendance 22
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Pomperaug Regional High School earns 63/100 on the Resource Investment Index, with class sizes near the Connecticut median.
- #1 of 4
- public schools in Southbury · Resource Index
- 63
- Resource Index · Higher
- 11:1
- students per teacher
- 11.5%
- free-lunch eligible
Pomperaug Regional High School has class sizes near the Connecticut median. Computed live against every Connecticut school reporting to NCES.
By Resource Investment Index, Pomperaug Regional High School ranks #1 of 4 public schools in Southbury, CT.
School address
District: Regional School District 15 · Connecticut
NCES ID 090353700749 Verify on NCES CCD record →
Teachers (FTE)
88.0
Federal CCD staff survey
Students per teacher
11:1
vs 12.1:1 Connecticut avg
-9% vs state
Free-lunch eligible
11.5%
vs 36.4% Connecticut avg
-68% vs state
Student-teacher ratio in context
How Pomperaug Regional High School compares with Connecticut and U.S. medians
What stands out at Pomperaug Regional High School
Pomperaug Regional High School is a lower-poverty, large high school in Southbury, Connecticut, enrolling 970 students.
Class sizes run a bit leaner than typical: 11:1 puts it in the smaller third of Connecticut schools by student-teacher ratio.
Comparatively few students face economic hardship here, 11.5% free-meal eligibility runs 68% below the Connecticut average.
By headcount it is one of the larger campuses in Connecticut, bigger than 93% of state schools at 970 students.
Its Resource Investment Index lands in the upper third of 1,003 scored Connecticut schools.
Against 88 statewide peers matched on enrollment and economic need, it ranks mid-pack at #38.
Its student body is led by White (78%) and Hispanic or Latino (11%) (diversity index 37/100).
On the academic-pipeline side it reports 23 Advanced Placement courses.
Counselor coverage is strong, about 162 students per counselor, inside the American School Counselor Association's recommended 250:1.
Chronic absenteeism is elevated: 31.4% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The federal civil-rights collection also records 1 expulsion at this campus for 2021-22.
Regional School District 15 also operates Long Meadow Elementary School (518 students) and Memorial Middle School (420 students) alongside Pomperaug Regional 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
How Pomperaug Regional High School compares
Pomperaug Regional High School on the metrics families compare, against Connecticut and U.S. means.
| Metric | This school | vs Connecticut | Connecticut avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11:1 | ▼ 9% | 12.1:1 | 15.7:1 |
| Free-lunch eligible | 11.5% | ▼ 68% | 36.4% | 51.7% |
| Enrollment | 970 | top 7% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11:1
Leaner classes than 83% of US schools, among the more generously staffed nationally.
970
Bigger than 91% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
11.5%
free-lunch eligible
- 68% below the Connecticut average of 36.4%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
11:1
students per teacher
- 9% below state mean
Top 38% in Connecticut - lower ratio than 62% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
31.4%
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
$24,191
per pupil, district-wide
- above Connecticut avg of $23,870
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors6.0 FTE
Per 162 students, the combined health-and-guidance staffing load for this school.
Discipline context
23
in-school suspensions + 21 out-of-school
Suspension rate: 2.4 per 100 students. Combined in-school and out-of-school rate: 4.5 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
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.
Student demographics
White 78.2%
Hispanic or Latino 10.7%
Asian 6.0%
Two or More 3.1%
African American 1.7%
American Indian / Alaska Native 0.2%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 78.2% of enrollment.
Student-body diversity index 37.2/100
Simpson diversity index - at 37.2, Pomperaug Regional High School is less mixed than the Connecticut school average of 50.5.
Programs
AP courses offered 23
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Regional School District 15, which includes Pomperaug Regional High School.
$24,191
Per student
+1%
vs Connecticut
Avg $23,870
+46%
vs U.S.
Avg $16,593
Revenue mix
Local 75.8%
State 21.0%
Federal 3.3%
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.
How Pomperaug Regional High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Long Meadow Elementary School | Smaller | Similar economic need | Similar S:T ratio |
| Memorial Middle School | Smaller | Similar economic need | Higher S:T ratio |
| Rochambeau Middle School | Smaller | Similar economic need | Higher S:T ratio |
| Pomperaug School | Smaller | Similar economic need | Similar S:T ratio |
| Gainfield Elementary School | Smaller | Similar economic need | Higher S:T ratio |
Comparisons are relative to Pomperaug Regional High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 518
- Students per teacher
- 12:1
- Resource Index
- 47/100
- Enrollment
- 420
- Students per teacher
- 12.7:1
- Resource Index
- 50/100
- Enrollment
- 412
- Students per teacher
- 14.7:1
- Resource Index
- 46/100
- Enrollment
- 395
- Students per teacher
- 12.3:1
- Resource Index
- 39/100
- Enrollment
- 321
- Students per teacher
- 14:1
- Resource Index
- 45/100
Similar high schools statewide
Matched by enrollment size and by staffing ratio across all of Connecticut, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~970 students)
Next steps
Verify locally before acting on Pomperaug Regional High School's federal record.
- Compare Pomperaug Regional High School against another school. Compare schools
- Regional School District 15's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
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.
Frequently asked questions about Pomperaug Regional High School
How many students attend Pomperaug Regional High School?
Pomperaug Regional High School has 970 students enrolled. It is a high school in Southbury, CT.
What is the student-teacher ratio at Pomperaug Regional High School?
The student-teacher ratio at Pomperaug Regional High School is 11:1, which is 9% lower than the Connecticut average of 12.1:1 and 30% 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 Pomperaug Regional High School?
11.5% of students at Pomperaug Regional High School are eligible for free lunch, compared to the Connecticut average of 36.4%.
What is the racial and ethnic makeup of Pomperaug Regional High School?
The largest demographic group at Pomperaug Regional High School is White at 78.2% of enrollment, in Southbury, CT.
What is the Resource Investment Index for Pomperaug Regional High School?
Pomperaug Regional High School has a Resource Investment Index of 63/100 (higher 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).
How does Pomperaug Regional High School rank among public schools in Southbury?
By Resource Investment Index, Pomperaug Regional High School ranks #1 of 4 public schools in Southbury, CT. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Southbury on the city page.
Is Pomperaug Regional High School a good school?
Pomperaug Regional High School earns 63/100 on the Resource Investment Index, with class sizes near the Connecticut median. 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.
What other schools are in Regional School District 15?
Besides Pomperaug Regional High School, Regional School District 15 also operates Long Meadow Elementary School (518 students), Memorial Middle School (420 students), and Rochambeau Middle School (412 students). See the Regional School District 15 district page for the complete list.
Related tools
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.