- Enrollment
- 1,017
- Students per teacher
- 11.6:1
- Resource Index
- 45/100
Middle school (grades 6-8) · Portsmouth, NH
Portsmouth Middle School
Federal NCES profile for Portsmouth Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 51/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 330582000378
👥 S:T ratio 59
🌟 Gifted program 30
🎓 Counselors 68
📋 Attendance 49
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Portsmouth Middle School earns 51/100 on the Resource Investment Index, with class sizes near the New Hampshire median.
- #1 of 6
- public schools in Portsmouth · Resource Index
- 51
- Resource Index · Higher
- 10.3:1
- students per teacher
- 12.6%
- free-lunch eligible
Portsmouth Middle School has class sizes near the New Hampshire median. Computed live against every New Hampshire school reporting to NCES.
By Resource Investment Index, Portsmouth Middle School ranks #1 of 6 public schools in Portsmouth, NH.
School address
District: Portsmouth School District · New Hampshire
NCES ID 330582000378 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-27 students YoY
Portsmouth Middle School shrank from 499 students in 2022-23 to 472 in 2023-24 (-5.4%).
Teacher FTE lost 47.5 → 47.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-27 students YoY 330582000378 · Portsmouth, NH Middle · SMALL · TRAD
486 enr · 10.3:1 · 12.6% lunch · RII 51
Nearest enrollment peer: Portsmouth High School (1,017 students)
Portsmouth Middle School shrank from 499 students in 2022-23 to 472 in 2023-24 (-5.4%). Teacher FTE lost 47.5 → 47.0 across the same CCD years. Read with this school → · District book → · New Hampshire schools → · Find another →
Portsmouth Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Portsmouth Hig
Portsmouth High School
1,017 students
- This school
Portsmouth Middle School
486 students
- Mary C. Donder 328
Mary C. Dondero Elementary School
328 students
- Little Harbour 325
Little Harbour School
325 students
- New Franklin S 247
New Franklin School
247 students
- Peep School - 24
Peep School - Pre School Program
24 students
What this shows Portsmouth Middle School reports 486 students on the CCD universe file.
How Portsmouth Middle School compares
Portsmouth Middle School is a shrinking campus on CCD: ratios and free-lunch share vs New Hampshire and U.S. means.
| Metric | This school | vs New Hampshire | New Hampshire avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 10.3:1 | ▼ 9% | 11.3:1 | 15.7:1 |
| Free-lunch eligible | 12.6% | ▼ 41% | 21.5% | 51.7% |
| Enrollment | 486 | top 16% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
10.3:1
Leaner classes than 87% of US schools, among the more generously staffed nationally.
486
Bigger than 60% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
12.6%
free-lunch eligible
- 41% below the New Hampshire average of 21.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
10.3:1
students per teacher
- 9% below state mean
Top 40% in New Hampshire - lower ratio than 60% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
20.4%
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
$25,059
per pupil, district-wide
- above New Hampshire avg of $24,919
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors3.0 FTE
Per 162 students, the combined health-and-guidance staffing load for this school.
Discipline context
8
in-school suspensions + 11 out-of-school
Suspension rate: 1.6 per 100 students. Combined in-school and out-of-school rate: 3.9 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 74.7%
Two or More 11.1%
Asian 7.6%
Hispanic or Latino 5.1%
African American 1.4%
Largest group: White at 74.7% of enrollment.
Student-body diversity index 42.1/100
Simpson diversity index - at 42.1, Portsmouth Middle School is more mixed than the New Hampshire school average of 24.3.
Programs
District finance for Portsmouth School District reports $25,059 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Portsmouth Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Portsmouth High School | Larger | Similar economic need | Similar S:T ratio |
| Mary C. Dondero Elementary School | Smaller | Similar economic need | Similar S:T ratio |
| Little Harbour School | Smaller | Similar economic need | Similar S:T ratio |
| New Franklin School | Smaller | Similar economic need | Similar S:T ratio |
| Peep School - Pre School Program | Smaller | Higher economic need | Higher S:T ratio |
Comparisons are relative to Portsmouth Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 328
- Students per teacher
- 10.3:1
- Resource Index
- 41/100
- Enrollment
- 325
- Students per teacher
- 9.8:1
- Resource Index
- 50/100
- Enrollment
- 247
- Students per teacher
- 9.5:1
- Resource Index
- 50/100
- Enrollment
- 24
- Students per teacher
- 12:1
- Resource Index
- 27/100
Nationwide middle 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 (~486 students)
Frequently asked questions about Portsmouth Middle School
How many students attend Portsmouth Middle School?
Portsmouth Middle School has 486 students enrolled. It is a middle school in Portsmouth, NH. CCD year-over-year: 499 (2022-23) → 472 (2023-24), down 27.
What is the student-teacher ratio at Portsmouth Middle School?
The student-teacher ratio at Portsmouth Middle School is 10.3:1, which is 9% lower than the New Hampshire average of 11.3:1 and 34% 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 Portsmouth Middle School?
12.6% of students at Portsmouth Middle School are eligible for free lunch, compared to the New Hampshire average of 21.5%.
What is the racial and ethnic makeup of Portsmouth Middle School?
The largest demographic group at Portsmouth Middle School is White at 74.7% of enrollment, in Portsmouth, NH.
What is the Resource Investment Index for Portsmouth Middle School?
Portsmouth Middle School has a Resource Investment Index of 51/100 (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 Portsmouth Middle School rank among public schools in Portsmouth?
By Resource Investment Index, Portsmouth Middle School ranks #1 of 6 public schools in Portsmouth, NH. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Portsmouth on the city page.
What other schools are in Portsmouth School District?
Besides Portsmouth Middle School, Portsmouth School District also operates Portsmouth High School (1,017 students), Mary C. Dondero Elementary School (328 students), and Little Harbour School (325 students). See the Portsmouth School District district page for the complete list.