Enrollment
224
Middle
DISTRICT 278 · STATE 379
SCHOOL COMMUNITY·CONTOOCOOK VALLEY SCHOOL DISTRICT·NCES 330248000066
Great Brook School
16 School St., Antrim, NH 03440 · (603) 588-6630 · Hillsborough County
GRADES 05–08MIDDLE42-RURALREGULAR SCHOOL224 STUDENTS
C+
allk12 Grade
Scored higher than 36% of New Hampshire public middle schools
- C+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- C+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
8.3:1
27 FTE teachers
DISTRICT 8.9:1 · STATE 11.1:1
Free / Reduced Lunch
28%
62 students
DISTRICT 25% · 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 | 58 | 26% |
| Grade 6 | 50 | 22% |
| Grade 7 | 63 | 28% |
| Grade 8 | 53 | 24% |
Student demographics
18%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 13% · 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
Students here typically continue to
Great Brook School→Conval Regional High School
Based on grade levels within Contoocook Valley School District. Attendance zones can vary; confirm enrollment with the district.
Test scores
NHSAS 2024-25 . % Above ProficientEnglish Language Arts
49.0%
NH avg 55.2%
Math
35.0%
NH avg 43.0%
What this means: On the NHSAS, New Hampshire's statewide test, about 49 of every 100 students at this school read and write at grade level and about 35 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
40.6%
composite math + reading, all grades
Predicted
45.6%
based on NH schools with similar FRL share
Beats by
-5.0pp
below demographic expectation
What this means: About 41% of students here test proficient in math and reading, compared with the roughly 46% 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 Great Brook School
Great Brook School's state test result (40.6% proficient) is higher than 1 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Great Brook School this school | 224 | 27.7% | 40.6% |
| Monadnock Regional Middle School E. Swanzey | 249 | 30.5% | 30.6% |
| Boynton Middle School New Ipswich | 260 | 25.4% | 41.3% |
| Belmont Middle School Belmont | 350 | 29.7% | 48.2% |
| South Meadow School Peterborough | 332 | 26.2% | 46.7% |
| Crescent Lake School Wolfeboro | 181 | 32.0% | 53.3% |
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 Great Brook School ranks
Among middle schools| Measure | This school | In New Hampshire | In Hillsborough County |
|---|---|---|---|
| State test proficiency ranked highest first | 40.6% | #56 of 85 | #16 of 27 |
| Math proficiency ranked highest first | 35.0% | #51 of 85 | #14 of 27 |
| Reading proficiency ranked highest first | 49.0% | #57 of 85 | #16 of 27 |
| Enrollment ranked largest first | 224 | #73 of 101 | #28 of 30 |
| Students per teacher ranked fewest first | 8.3:1 | #2 of 74 | #1 of 28 |
| Diversity index ranked most diverse first | 17.6% | #56 of 74 | #23 of 28 |
| Free and reduced lunch ranked highest share first | 27.7% | #38 of 90 | #10 of 29 |
| Enrollment change since 2017-18 ranked steepest decline first | -12.5% | #31 of 57 | #13 of 17 |
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
224
-30 (-12%) vs 2020
-15% since 1990-91, when it was 263
Student : Teacher
8.3:1
was 8.8:1
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 | 224 | 27 | 8.3:1 | 28% (62) |
| 2023-24 | 216 | 28 | 7.7:1 | 19% (42) |
| 2022-23 | 224 | 26 | 8.6:1 | 17% (37) |
| 2020-21 | 254 | 29 | 8.8:1 | 26% (67) |
| 2017-18 | 256 | 30 | 8.5:1 | 32% (82) |
| 2015-16 | 245 | 17 | 14.4:1 | 32% (78) |
| 2010-11 | 304 | 27 | 11.3:1 | 39% (118) |
| 2000-01 | 493 | 37 | 13.3:1 | 14% (67) |
| 1990-91 | 263 | 15 | 17.5:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Great Brook School.
Since 2017-18: students down 12% (256 to 224); teachers down 10% (30 to 27).
About Great Brook School
As a low-enrollment middle school, Great Brook School serves students in Antrim, New Hampshire. Federal data show 224 students enrolled in grades 5 through 8 in 2024-25. Middle schools in New Hampshire average about 379 students, which makes this school 41% below average.
Contoocook Valley School District (11 schools, 1,936 students) runs Great Brook School.
By race and ethnicity, Great Brook School is 91% White. The next largest groups are 4% multiracial and 3% Hispanic. The school's White share is 9 points above the 82% share among Hillsborough County residents. A diversity index of 18% means there is an 18% chance two randomly chosen students at Great Brook School are from different groups.
Great Brook School has 27 full-time-equivalent teachers, for a student-to-teacher ratio of about 8.3:1. Middle schools in New Hampshire average 11.1:1, 2.8 more students per teacher than here. A common income measure, free or reduced-price lunch eligibility, is 28% at Great Brook School. The average for public schools in Hillsborough County is similar, at 26%.
On the allk12 Grade, Great Brook School lands at C+, ahead of 36% of New Hampshire public middle schools.
After adjusting for student poverty, Great Brook School lands between the top and bottom 10% of New Hampshire schools. Its average proficiency rate across its state test results is 40.6%; the prediction is 45.6%.
Census data for Hillsborough County show median household income comes to about $103,545, about 42% of adults have at least a bachelor's degree, and the poverty rate is about 4%. The county has 127 public schools and about 53,974 students.
The closest school to Great Brook School is Antrim Elementary School, located less than a tenth of a mile away. There are 3 more public schools inside five miles. Great Brook School's average proficiency of 40.6% compares with 45.5% for its nearest scored neighbors.
On the NCES locale scale, the school is Rural: Distant.
Enrollment in 2024-25 stood at 224, compared with 254 in 2020-21.
On allk12, people connected to Great Brook School can post about pickup and drop-off, after-school programs, and teacher feedback. Current and former families are welcome to add their experience.
Hillsborough County at a glance
View full county profilePopulation
426,378
Census ACS
Median income
$103,545
Household, ACS
Bachelor's+
42%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
127
53,974 students
Quick facts
Related schools
Other schools in Contoocook Valley School District
- Conval Regional High SchoolHigh · 645 students
- South Meadow SchoolMiddle · 332 students
- Peterborough Elementary SchoolElementary · 254 students
- Antrim Elementary SchoolElementary · 133 students
- Greenfield Elementary SchoolElementary · 91 students
- Hancock Elementary SchoolElementary · 70 students
Nearby schools
- Antrim Elementary School0.1 mi · 133
- Pierce Elementary School2.1 mi · 55
- Hancock Elementary School4.1 mi · 70
- Greenfield Elementary School6.3 mi · 91
- Hillsboro-Deering High School6.4 mi · 334
- Hillsboro-Deering Middle School6.4 mi · 229
Frequently asked questions
About Great Brook SchoolHow large is Great Brook School?
Great Brook School enrolls approximately 224 students in grades 05-08.
What grades does Great Brook School serve?
Great Brook School serves grades 05-08.
How many students per teacher at Great Brook School?
Approximately 8.3:1 students per teacher at Great Brook School.
How diverse is Great Brook School?
Great Brook School reports a student body of 91% White, 3% Hispanic, 0% Black, 1% Asian, 4% Two or more.
Who oversees Great Brook School?
Great Brook School is overseen by Contoocook Valley School District in Hillsborough County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.