- Enrollment
- 744
- Students per teacher
- 12.6:1
- Resource Index
- 39/100
Elementary school (grades K-5) · Pembroke, NH
Three Rivers School
Federal NCES profile for Three Rivers School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 34/100.
2024-25 NCES dataElementary school (grades K-5)NCES 330558000042
👥 S:T ratio 65
🌟 Gifted program 30
🎓 Counselors 42
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Three Rivers School earns 34/100 on the Resource Investment Index, with class sizes smaller than 83% of New Hampshire schools.
- #3 of 3
- elementary schools in Pembroke · Resource Index
- 34
- Resource Index · Typical
- 8.8:1
- small classes for New Hampshire
- 15.8%
- free-lunch eligible
Three Rivers School has class sizes smaller than 83% of New Hampshire schools. Computed live against every New Hampshire school reporting to NCES.
By Resource Investment Index, Three Rivers School ranks #3 of 3 elementary schools in Pembroke, NH.
School address
District: Pembroke School District · New Hampshire
NCES ID 330558000042 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+2 students YoY
Three Rivers School held near 318 students from 2022-23 to 2023-24 (+2 headcount).
Teacher FTE held 33.0 → 33.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+2 students YoY 330558000042 · Pembroke, NH Elementary · SMALL · TRAD
289 enr · 8.8:1 · 15.8% lunch · RII 34
Nearest enrollment peer: Pembroke Academy (744 students)
Three Rivers School held near 318 students from 2022-23 to 2023-24 (+2 headcount). Teacher FTE held 33.0 → 33.0 across the same CCD years. Read with this school → · District book → · New Hampshire schools → · Find another →
Three Rivers School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Pembroke Acade
Pembroke Academy
744 students
- Pembroke Hill
Pembroke Hill School
312 students
- This school 289
Three Rivers School
289 students
What this shows Three Rivers School reports 289 students on the CCD universe file.
How Three Rivers School compares
Three Rivers School held steady on CCD headcount: 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 | 8.8:1 | ▼ 22% | 11.3:1 | 15.7:1 |
| Free-lunch eligible | 15.8% | ▼ 27% | 21.5% | 51.7% |
| Enrollment | 289 | top 47% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
8.8:1
Leaner classes than 93% of US schools, among the more generously staffed nationally.
289
Bigger than 31% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
15.8%
free-lunch eligible
- 27% 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
8.8:1
students per teacher
- 22% below state mean
Top 17% in New Hampshire - lower ratio than 83% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
42.2%
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
$19,135
per pupil, district-wide
- below New Hampshire avg of $24,919
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 289 students, the combined health-and-guidance staffing load for this school.
Discipline context
29
in-school suspensions + 9 out-of-school
Suspension rate: 10.0 per 100 students. Combined in-school and out-of-school rate: 13.1 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 88.2%
Two or More 6.2%
Hispanic or Latino 4.2%
Asian 0.7%
African American 0.3%
American Indian / Alaska Native 0.3%
Largest group: White at 88.2% of enrollment.
Student-body diversity index 21.6/100
Simpson diversity index - at 21.6, Three Rivers School is less mixed than the New Hampshire school average of 24.3.
Programs
District finance for Pembroke School District reports $19,135 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Three Rivers School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Pembroke Academy | Larger | Similar economic need | Higher S:T ratio |
| Pembroke Hill School | Similar size | Similar economic need | Similar S:T ratio |
Comparisons are relative to Three Rivers School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 312
- Students per teacher
- 9.5:1
- Resource Index
- 38/100
Similar elementary schools in Pembroke
2 comparable elementary schools (grades K-5) serving the same city.
Nationwide elementary 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 (~289 students)
Frequently asked questions about Three Rivers School
How many students attend Three Rivers School?
Three Rivers School has 289 students enrolled. It is an elementary school in Pembroke, NH. CCD year-over-year: 316 (2022-23) → 318 (2023-24), nearly flat (+2).
What is the student-teacher ratio at Three Rivers School?
The student-teacher ratio at Three Rivers School is 8.8:1, which is 22% lower than the New Hampshire average of 11.3:1 and 44% 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 Three Rivers School?
15.8% of students at Three Rivers School are eligible for free lunch, compared to the New Hampshire average of 21.5%.
What is the racial and ethnic makeup of Three Rivers School?
The largest demographic group at Three Rivers School is White at 88.2% of enrollment, in Pembroke, NH.
What is the Resource Investment Index for Three Rivers School?
Three Rivers School has a Resource Investment Index of 34/100 (typical 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 Three Rivers School rank among elementary schools in Pembroke?
By Resource Investment Index, Three Rivers School ranks #3 of 3 elementary schools in Pembroke, NH. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Pembroke School District?
Besides Three Rivers School, Pembroke School District also operates Pembroke Academy (744 students) and Pembroke Hill School (312 students). See the Pembroke School District district page for the complete list.