Enrollment
277
Middle
DISTRICT 290 · STATE 379
SCHOOL COMMUNITY·SEABROOK SCHOOL DISTRICT·NCES 330615000601
Seabrook Middle School
256 Walton Rd., Seabrook, NH 03874 · (603) 474-9221 · Rockingham County
GRADES 05–08MIDDLE41-RURALTITLE IREGULAR SCHOOL277 STUDENTS
B-
allk12 Grade
Scored higher than 51% of New Hampshire public middle schools
- CTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- B+Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded New Hampshire public middle schools
Student : Teacher
9.2:1
30 FTE teachers
DISTRICT 10.2:1 · STATE 11.1:1
Free / Reduced Lunch
45%
124 students
DISTRICT 49% · STATE 26%
Community
0
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 5 | 68 | 25% |
| Grade 6 | 68 | 25% |
| Grade 7 | 73 | 26% |
| Grade 8 | 68 | 25% |
Student demographics
38%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 37% · STATE 33% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
School pathway
Feeds from
Based on grade levels within Seabrook School District. Attendance zones can vary; confirm enrollment with the district.
Test scores
NHSAS 2024-25 . % Above ProficientEnglish Language Arts
46.0%
NH avg 55.2%
Math
31.0%
NH avg 43.0%
What this means: On the NHSAS, New Hampshire's statewide test, about 46 of every 100 students at this school read and write at grade level and about 31 of 100 do math at grade level. Across all New Hampshire schools, those numbers are about 55 and 43.
Source: NHSAS. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
39.1%
composite math + reading, all grades
Predicted
34.6%
based on NH schools with similar FRL share
Beats by
+4.5pp
above demographic expectation
What this means: About 39% of students here test proficient in math and reading, compared with the roughly 35% typical for New Hampshire schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among New Hampshire's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Seabrook Middle School
Seabrook Middle School's state test result (39.1% proficient) is higher than 4 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Seabrook Middle School this school | 277 | 44.8% | 39.1% |
| Laconia Middle School Laconia | 414 | 43.0% | 34.8% |
| Claremont Middle School Claremont | 333 | 49.8% | 22.3% |
| Berlin Middle School Berlin | 254 | 50.0% | 23.1% |
| Hinsdale Middle High School Hinsdale | 121 | 43.0% | 24.0% |
| Hillsboro-Deering Middle School Hillsborough | 229 | 38.9% | 41.7% |
Matched among New Hampshire middle schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Seabrook Middle School ranks
Among middle schools| Measure | This school | In New Hampshire | In Rockingham County |
|---|---|---|---|
| State test proficiency ranked highest first | 39.1% | #58 of 85 | #15 of 16 |
| Math proficiency ranked highest first | 31.0% | #60 of 85 | #15 of 16 |
| Reading proficiency ranked highest first | 46.0% | #63 of 85 | #16 of 16 |
| Enrollment ranked largest first | 277 | #62 of 101 | #14 of 19 |
| Students per teacher ranked fewest first | 9.2:1 | #4 of 74 | #2 of 16 |
| Diversity index ranked most diverse first | 37.8% | #17 of 74 | #4 of 16 |
| Free and reduced lunch ranked highest share first | 44.8% | #12 of 90 | #1 of 18 |
| Enrollment change since 2017-18 ranked steepest decline first | -4.8% | #48 of 57 | #13 of 13 |
Ranked against other public middle schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
277
-36 (-12%) vs 2020
-12% since 2010-11, when it was 314
Student : Teacher
9.2:1
was 11.2:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 277 | 30 | 9.2:1 | 45% (124) |
| 2023-24 | 301 | 27 | 11.2:1 | 45% (136) |
| 2022-23 | 311 | 27 | 11.5:1 | 42% (131) |
| 2020-21 | 313 | 28 | 11.2:1 | 42% (132) |
| 2017-18 | 291 | 26.5 | 11.0:1 | 41% (118) |
| 2015-16 | 301 | 26 | 11.6:1 | 43% (130) |
| 2010-11 | 314 | 25 | 12.6:1 | 49% (153) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Seabrook Middle School.
Since 2017-18: students down 5% (291 to 277); teachers up 13% (26.5 to 30).
About Seabrook Middle School
Seabrook Middle School runs as a low-enrollment middle-grades school in Seabrook, New Hampshire. The school offers grades 5 through 8 and enrolls 277 students. That puts enrollment 27% below the 379-student average for middle schools in New Hampshire.
Across its 2 schools, Seabrook School District enrolls 579 students. Seabrook Middle School is one of those schools.
The student body at Seabrook Middle School is 78% White. Other reported shares: 10% multiracial and 9% Hispanic. Rockingham County's residents are about 91% White, 13 points above the school's share. The diversity index for Seabrook Middle School is 38%. For US public schools as a whole it is 70%.
Seabrook Middle School has 30 full-time-equivalent teachers on staff and a student-to-teacher ratio of 9.2:1. The school's 9.2:1 compares with an average of 11.1:1 for middle schools in New Hampshire. At Seabrook Middle School, 45% of students qualify for free or reduced-price lunch in 2024-25. The 13% average for public schools in Rockingham County is 32 points lower.
Seabrook Middle School holds a B- allk12 Grade, placing it above 51% of New Hampshire public middle schools.
Based on student poverty, the model expects 34.6% at Seabrook Middle School; the school's average proficiency rate across its state test results is 39.1%.
For the population of Rockingham County, median household income comes to about $118,331, roughly 46% of adults have a four-year degree or more, and the share of residents below the poverty line is 3%. Rockingham County counts 99 public schools with about 41,753 students.
Seabrook Elementary School is less than a tenth of a mile from Seabrook Middle School, the shortest distance to any other public school. Counting only straight-line distance, at least 8 other public schools are within five miles. On state test proficiency, Seabrook Middle School ranks 6th in a group of 6 nearby schools.
Under the NCES locale system, Seabrook Middle School is Rural: Fringe.
By 2024-25, enrollment had dropped to 277, from 313 in 2020-21. Its ratio of students to teachers was 11.2:1 in 2020-21, and 9.2:1 in 2024-25.
People who know Seabrook Middle School can post here about open houses, carpools, and field trips. Teachers and staff are welcome to share updates too.
Rockingham County at a glance
View full county profilePopulation
319,082
Census ACS
Median income
$118,331
Household, ACS
Bachelor's+
46%
Adults 25+
Poverty rate
3%
Below federal line
Schools in county
99
41,753 students
Quick facts
Related schools
Other schools in Seabrook School District
- Seabrook Elementary SchoolElementary · 302 students
Nearby schools
- Seabrook Elementary School0.1 mi · 302
- Salisbury Elementary2.0 mi · 386
- Lincoln Akerman School2.7 mi · 190
- Winnacunnet High School3.6 mi · 993
- Hampton Centre School4.0 mi · 282
- Hampton Academy4.1 mi · 313
Frequently asked questions
About Seabrook Middle SchoolWhat is the total enrollment at Seabrook Middle School?
Seabrook Middle School enrolls approximately 277 students in grades 05-08.
What grades does Seabrook Middle School serve?
Seabrook Middle School serves grades 05-08.
How many students per teacher at Seabrook Middle School?
Approximately 9.2:1 students per teacher at Seabrook Middle School.
How diverse is Seabrook Middle School?
Seabrook Middle School reports a student body of 78% White, 9% Hispanic, 2% Black, 1% Asian, 10% Two or more.
Who oversees Seabrook Middle School?
Seabrook Middle School is overseen by Seabrook School District in Rockingham County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.