- Enrollment
- 739
- Students per teacher
- 12.3:1
- Resource Index
- 54/100
High school (grades 9-12) · Groton, MA
Groton Dunstable Regional
Federal NCES profile for Groton Dunstable Regional, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 55/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 250550000807
👥 S:T ratio 50
🌟 Gifted program 30
🎓 Counselors 74
📋 Attendance 65
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Groton Dunstable Regional earns 55/100 on the Resource Investment Index, with class sizes near the Massachusetts median.
- #1 of 4
- public schools in Groton · Resource Index
- 55
- Resource Index · Higher
- 12.4:1
- students per teacher
- 659
- students enrolled
Groton Dunstable Regional has class sizes near the Massachusetts median. Computed live against every Massachusetts school reporting to NCES.
By Resource Investment Index, Groton Dunstable Regional ranks #1 of 4 public schools in Groton, MA.
School address
District: Groton-Dunstable · Massachusetts
NCES ID 250550000807 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+9 students YoY
Groton Dunstable Regional held near 689 students from 2022-23 to 2023-24 (+9 headcount).
Teacher FTE lost 53.4 → 51.1 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+9 students YoY 250550000807 · Groton, MA High · MID · TRAD
659 enr · 12.4:1 · RII 55
Nearest enrollment peer: Groton Dunstable Regional Middle (739 students)
Groton Dunstable Regional held near 689 students from 2022-23 to 2023-24 (+9 headcount). Teacher FTE lost 53.4 → 51.1 across the same CCD years. Read with this school → · District book → · Massachusetts schools → · Find another →
Groton Dunstable Regional in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Groton Dunstab
Groton Dunstable Regional Middle
739 students
- This school
Groton Dunstable Regional
659 students
- Florence Roche
Florence Roche School
615 students
- Swallow/Union 210
Swallow/Union School
210 students
- Boutwell Schoo 77
Boutwell School
77 students
What this shows Groton Dunstable Regional reports 659 students on the CCD universe file.
How Groton Dunstable Regional compares
Groton Dunstable Regional held steady on CCD headcount: ratios and free-lunch share vs Massachusetts and U.S. means.
| Metric | This school | vs Massachusetts | Massachusetts avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12.4:1 | ▲ 1% | 12.3:1 | 15.7:1 |
| Enrollment | 659 | top 21% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.4:1
Leaner classes than 72% of US schools, among the more generously staffed nationally.
659
Bigger than 77% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Staffing depth
12.4:1
students per teacher
- 1% above state mean
Top 59% in Massachusetts - lower ratio than 41% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
14.0%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$21,526
per pupil, district-wide
- below Massachusetts avg of $23,695
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors5.0 FTE
Per 132 students, the combined health-and-guidance staffing load for this school.
Discipline context
16
in-school suspensions + 17 out-of-school
Suspension rate: 2.4 per 100 students. Combined in-school and out-of-school rate: 5.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 82.3%
Asian 8.5%
Hispanic or Latino 3.7%
African American 2.6%
Two or More 2.6%
American Indian / Alaska Native 0.2%
Native Hawaiian / Pacific Islander 0.2%
Largest group: White at 82.3% of enrollment.
Student-body diversity index 31.3/100
Simpson diversity index - at 31.3, Groton Dunstable Regional is less mixed than the Massachusetts school average of 47.3.
Programs
AP courses offered 15
District finance for Groton-Dunstable reports $21,526 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Groton Dunstable Regional Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Groton Dunstable Regional Middle | Similar size | No free-lunch data | Similar S:T ratio |
| Florence Roche School | Similar size | No free-lunch data | Higher S:T ratio |
| Swallow/Union School | Smaller | No free-lunch data | Lower S:T ratio |
| Boutwell School | Smaller | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Groton Dunstable Regional's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 615
- Students per teacher
- 15.4:1
- Resource Index
- 45/100
- Enrollment
- 210
- Students per teacher
- 8.4:1
- Resource Index
- 53/100
- Enrollment
- 77
- Students per teacher
- 15.4:1
- Resource Index
- 34/100
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 (~659 students)
Frequently asked questions about Groton Dunstable Regional
How many students attend Groton Dunstable Regional?
Groton Dunstable Regional has 659 students enrolled. It is a high school in Groton, MA. CCD year-over-year: 680 (2022-23) → 689 (2023-24), nearly flat (+9).
What is the student-teacher ratio at Groton Dunstable Regional?
The student-teacher ratio at Groton Dunstable Regional is 12.4:1, which is 1% higher than the Massachusetts average of 12.3:1 and 21% lower than the national average of 15.7:1.
What is the racial and ethnic makeup of Groton Dunstable Regional?
The largest demographic group at Groton Dunstable Regional is White at 82.3% of enrollment, in Groton, MA.
What is the Resource Investment Index for Groton Dunstable Regional?
Groton Dunstable Regional has a Resource Investment Index of 55/100 (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 Groton Dunstable Regional rank among public schools in Groton?
By Resource Investment Index, Groton Dunstable Regional ranks #1 of 4 public schools in Groton, MA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Groton-Dunstable?
Besides Groton Dunstable Regional, Groton-Dunstable also operates Groton Dunstable Regional Middle (739 students), Florence Roche School (615 students), and Swallow/Union School (210 students). See the Groton-Dunstable district page for the complete list.