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Public middle school · Pembroke School District · Pembroke, New Hampshire

Three Rivers School

Three Rivers School rates 6.5, right at the middle of Pembroke School District's middle schools, whose rated median is 6.5.

Middle schools, 1 to 10This campus against public middle schools around it that are rated on verified state test data.
6.5this school

6.5 on a one-to-ten scale; the Pembroke School District median is 6.5.

#231 of 481 schools in New Hampshire · Pembroke School District: 1 middle schools rated, median 6.5

The brief

A Pembroke School District middle school serving grades 5th – 8th.

Students at Three Rivers School score 50% proficient, which is below what's typical for similar communities (expected: 52%).

It ranks 231 of 481 schools in New Hampshire and 2 of 3 in Pembroke School District.

Math40%3 points below the New Hampshire average of 43%2026 NHSAS
Reading61%6 points above the New Hampshire average of 55%2026 NHSAS
Proficiency has held near 51% across the 9-year record (2018–2026).2026 NHSAS; 100 test records from NH state assessments and EdFacts (NCES).

What the rating is made of, each out of 10

Student Progress
7.0
40% of the rating
Academics
6.6
35% of the rating
Resources & Environment
5.5
25% of the rating
About this school's data1 correction under review · rating: low confidence · 6 sources, 2019–2026

Every number on this page comes from a published source with a stated period. Where a source is partial, aging, an estimate, or describes a surrounding area rather than the school, that limitation is named here.

Attendance data is under correction. This existing Resources & Environment score and overall rating may still reflect an unverified attendance input.

Full Profile · 3/3 metrics

Multi-year averages used by the rating model: math 42% (multi-year average, 2009-2026) · reading/ELA 57% (multi-year average, 2009-2026).

School directory (enrollment, grades, staff, contact)
NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
  • Source period: SY 2023–24. A newer release may be available.
MySchoolScout rating and rank
MySchoolScout ranking model · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
Math proficiency
State department of education · 2026 NHSAS · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Derived from source records rather than read directly from one field.
Reading/ELA proficiency
State department of education · 2026 NHSAS · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Derived from source records rather than read directly from one field.
Student progress (growth)
State assessments · Mixed source periods · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Available for part of the eligible units; results may not represent the full area.
  • Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
Neighborhood (income, housing, education)
U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
  • Older source: ACS 2019–2023 5-year estimates. Use as historical context.
  • Reported for the ZCTA for ZIP 03275; this does not measure the attendance area.

Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2026; directory SY 2023–24

The neighborhood

Where it sits, and what the area looks like.
Three Rivers School and the 20 nearest middle schools, each pin colored by its score.Pins are locations, not attendance boundaries. Verify the enrollment path with the district.

The area

Median income
$84,776
Median home value
$309,400
Median rent
$1,258/mo
College educated
25.3%
Homeownership
75.4%
Poverty rate
11.3%

U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 03275; this is area context, not an attendance boundary.

Getting around

Walk Score
6
Car-Dependent
Bike Score
23
Somewhat Bikeable
City reported crime
470/100K
Reported Part-1 offenses (violent + property + arson) per 100,000 residents, from the FBI Uniform Crime Reporting program for Pembroke. This is a city-level reported-crime measure, not a school safety rating.

Walk, transit and bike scores byWalk Score

FBI Uniform Crime Reporting · 2025 · city context (Pembroke), not school-level safety or attendance eligibility. Source details

Source period: 2025. Freshness not available.

Programs and who goes here

What the campus offers, and who it enrolls.

Who goes here

Free or reduced lunch
21.7%
Students qualifying for federal meal assistance. Shown separately, never in the score.

NCES Common Core of Data (CCD).

Compare nearby

Grade-compatible schools using the same rating model.
Public-school ratings. Grade-compatible schools within 5 miles, best rated first.
  1. 7.7Compare →
  2. Three Rivers Schoolthis school
    6.5
  3. 5.5Compare →
Two grade-compatible schools using the same rating model sit within 5 miles, and one rates higher than Three Rivers School.Public-school ratings. Straight-line distance from this campus. Pins are locations, not attendance boundaries; verify the enrollment path with the district.

Distance is proximity only; it is not attendance eligibility.

Enrollment path unverified: Potential public school; its attendance or application path has not been classified.

The record

What is on file, and where each number came from.

Questions families ask

What grades does Three Rivers School serve?

Three Rivers School serves students in grades 5th through 8th.

How many students attend Three Rivers School?

Three Rivers School has an enrollment of approximately 318 students.

What is the student-teacher ratio at Three Rivers School?

The student-teacher ratio at Three Rivers School is 9.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Three Rivers School rank in NH?

Three Rivers School ranks #231 of 481 schools in NH.

What is Three Rivers School's MySchoolScout rating?

Three Rivers School has a current MySchoolScout rating of 6.5 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at Three Rivers School?

Based on loaded state assessment records, Three Rivers School has 42% math proficiency (multi-year average, 2009-2026) and 57% reading/ELA proficiency (multi-year average, 2009-2026).

Is Three Rivers School a charter school?

No, Three Rivers School is not a charter school. It is a traditional public school operated by the local school district.

Is Three Rivers School a Title I school?

No, Three Rivers School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Three Rivers School?

21.7% of students at Three Rivers School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

School facts

Grades
5th – 8th
Enrollment
318
Student-teacher ratio
9.6:1
Teachers (FTE)
33
Type
Regular
Title I
No
Setting
Midsize Suburb
County
Merrimack County
Rank in district
#2 of 3
Schools in district
3
District spending per student
$19,202
NCES F-33 · FY 2023 · This annual source is three years behind the current year.
District child poverty rate
6.3%
Census SAIPE · 2024
Area population (ZIP 03275)
12,115
Area average commute
26.6 min
Area median age
39.8

NCES Common Core of Data (CCD) (SY 2023–24).

Related reading

Data from NCES Common Core of Data, New Hampshire Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.