Middle · Regular · Grades 5 to 8

Three Rivers School, Pembroke, NH

Three Rivers School is a public middle school in Pembroke, part of Pembroke School District. It enrolled 289 students in 2024-25, with 10.0 students per full-time teacher.

Enrollment and teachers

Students: 289
Teachers (FTE): 29.0
Students per teacher: 10.0
Grades: 5 to 8

This school's ratio is 1.7 lower than the district figure of 11.7. The New Hampshire average across schools is 11.3. Ratios count all teachers, including specialists, so they are lower than typical class sizes.

This school10.0

District11.7

New Hampshire11.3

United States15.3

School details

Address: 243 Academy Rd., Pembroke, NH 03275
Phone: (603)485-9539
District: Pembroke School District
County: Merrimack County
Level: Middle
Type: Regular
Status: Open
Charter: No
Virtual: No
Locale: Suburb: Midsize
NCES school ID: 330558000042

Location from NCES coordinates. Map data OpenStreetMap contributors. Open larger map

School meals

Counts of students eligible for free or reduced-price lunch, as reported to NCES.

Free lunch: 47
Reduced-price lunch: 10
Free or reduced-price lunch: 5719.7% of enrollment.
Community Eligibility Provision: No

Schools in the Community Eligibility Provision (CEP) serve free meals to all students, so their free lunch counts often reflect direct certification or total enrollment. Free and reduced lunch shares are not comparable between CEP and non-CEP schools.

Related schools

We publish official enrollment and staffing data, not ratings or test scores.

Source: NCES Common Core of Data 2024-25 and F-33 finance 2020, via the Urban Institute Education Data Portal. Last reviewed October 2026. Blank values are not available, not applicable or suppressed in the source. See the methodology.