- Enrollment
- 319
- Students per teacher
- 10.6:1
- Resource Index
- 49/100
High school (grades 9-12) · Durham, CT
Coginchaug Regional High School
Federal NCES profile for Coginchaug 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 090353500737
👥 S:T ratio 64
🌟 Gifted program 70
🎓 Counselors 76
📋 Attendance 43
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Coginchaug Regional High School earns 63/100 on the Resource Investment Index, with class sizes smaller than 90% of Connecticut schools.
- #1 of 3
- public schools in Durham · Resource Index
- 63
- Resource Index · Higher
- 8.9:1
- small classes for Connecticut
- 13.5%
- free-lunch eligible
Coginchaug Regional High School has class sizes smaller than 90% of Connecticut schools. Computed live against every Connecticut school reporting to NCES.
By Resource Investment Index, Coginchaug Regional High School ranks #1 of 3 public schools in Durham, CT.
School address
District: Regional School District 13 · Connecticut
NCES ID 090353500737 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-25 students YoY
Coginchaug Regional High School shrank from 384 students in 2022-23 to 359 in 2023-24 (-6.5%).
Teacher FTE lost 40.8 → 38.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-25 students YoY 090353500737 · Durham, CT High · SMALL · TRAD
356 enr · 8.9:1 · 13.5% lunch · RII 63
Nearest enrollment peer: Frank Ward Strong School (319 students)
Coginchaug Regional High School shrank from 384 students in 2022-23 to 359 in 2023-24 (-6.5%). Teacher FTE lost 40.8 → 38.4 across the same CCD years. Read with this school → · District book → · Connecticut schools → · Find another →
Coginchaug Regional High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Coginchaug Regional High School
356 students
- Frank Ward Str
Frank Ward Strong School
319 students
- Frederick Brew
Frederick Brewster School
214 students
- John Lyman Sch
John Lyman School
207 students
- Middlefield Me
Middlefield Memorial School
206 students
What this shows Coginchaug Regional High School reports 356 students on the CCD universe file.
How Coginchaug Regional High School compares
Coginchaug Regional 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 | 13.5% | ▼ 63% | 36.4% | 51.7% |
| Enrollment | 356 | top 62% | - | - |
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.
356
Bigger than 41% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
13.5%
free-lunch eligible
- 63% below the Connecticut average of 36.4%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
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
22.8%
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
$31,140
per pupil, district-wide
- above 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
Counselors3.0 FTE
Per 119 students, the combined health-and-guidance staffing load for this school.
Discipline context
21
in-school suspensions + 12 out-of-school
Suspension rate: 5.9 per 100 students. Combined in-school and out-of-school rate: 9.3 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 83.7%
Hispanic or Latino 10.4%
Two or More 2.8%
Asian 2.0%
African American 1.1%
Largest group: White at 83.7% of enrollment.
Student-body diversity index 28.7/100
Simpson diversity index - at 28.7, Coginchaug Regional High School is less mixed than the Connecticut school average of 50.5.
Programs
AP courses offered 10
Gifted & talented Yes
District finance for Regional School District 13 reports $31,140 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Coginchaug Regional High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Frank Ward Strong School | Similar size | Similar economic need | Higher S:T ratio |
| Frederick Brewster School | Smaller | Similar economic need | Similar S:T ratio |
| John Lyman School | Smaller | Similar economic need | Higher S:T ratio |
| Middlefield Memorial School | Smaller | Similar economic need | Similar S:T ratio |
Comparisons are relative to Coginchaug Regional High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 214
- Students per teacher
- 9.3:1
- Resource Index
- 51/100
- Enrollment
- 207
- Students per teacher
- 10.9:1
- Resource Index
- 60/100
- Enrollment
- 206
- Students per teacher
- 9.4:1
- Resource Index
- 65/100
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 (~356 students)
Frequently asked questions about Coginchaug Regional High School
How many students attend Coginchaug Regional High School?
Coginchaug Regional High School has 356 students enrolled. It is a high school in Durham, CT. CCD year-over-year: 384 (2022-23) → 359 (2023-24), down 25.
What is the student-teacher ratio at Coginchaug Regional High School?
The student-teacher ratio at Coginchaug Regional 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 Coginchaug Regional High School?
13.5% of students at Coginchaug Regional High School are eligible for free lunch, compared to the Connecticut average of 36.4%.
What is the racial and ethnic makeup of Coginchaug Regional High School?
The largest demographic group at Coginchaug Regional High School is White at 83.7% of enrollment, in Durham, CT.
What is the Resource Investment Index for Coginchaug Regional High School?
Coginchaug Regional High School has a Resource Investment Index of 63/100 (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).
How does Coginchaug Regional High School rank among public schools in Durham?
By Resource Investment Index, Coginchaug Regional High School ranks #1 of 3 public schools in Durham, CT. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Regional School District 13?
Besides Coginchaug Regional High School, Regional School District 13 also operates Frank Ward Strong School (319 students), Frederick Brewster School (214 students), and John Lyman School (207 students). See the Regional School District 13 district page for the complete list.