Enrollment
337
Elementary
STATE 249
SCHOOL COMMUNITY·STRONG FOUNDATIONS CHARTER SCHOOL·NCES 330004200683
Strong Foundations Charter School
715 Riverwood Dr., Pembroke, NH 03275 · (603) 225-2715 · Merrimack County
GRADES KG–08ELEMENTARY31-TOWNCHARTERREGULAR SCHOOL337 STUDENTS
D
allk12 Grade
Scored higher than 7% of New Hampshire public elementary schools
- C-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- FBeats 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 elementary schools
Student : Teacher
9.9:1
34 FTE teachers
STATE 11.0:1
Free / Reduced Lunch
23%
77 students
STATE 26%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Kindergarten | 31 | 9% |
| Grade 1 | 35 | 10% |
| Grade 2 | 38 | 11% |
| Grade 3 | 38 | 11% |
| Grade 4 | 33 | 10% |
| Grade 5 | 38 | 11% |
| Grade 6 | 38 | 11% |
| Grade 7 | 42 | 12% |
| Grade 8 | 44 | 13% |
This year's kindergarten class (31) is 30% smaller than its 8th grade class (44).
Student demographics
20%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
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
QUIET COMMUNITY
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START A DISCUSSIONTest scores
NHSAS 2024-25 . % Above ProficientEnglish Language Arts
40.0%
NH avg 55.2%
Math
33.0%
NH avg 43.0%
What this means: On the NHSAS, New Hampshire's statewide test, about 40 of every 100 students at this school read and write at grade level and about 33 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
35.6%
composite math + reading, all grades
Predicted
48.8%
based on NH schools with similar FRL share
Beats by
-13.1pp
below demographic expectation
What this means: About 36% of students here test proficient in math and reading, compared with the roughly 49% 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 Strong Foundations Charter School
Strong Foundations Charter School's state test result (35.6% proficient) is higher than 1 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Strong Foundations Charter School this school | 337 | 22.8% | 35.6% |
| Symonds Elementary School Keene | 299 | 24.4% | 61.8% |
| Gathering Waters Charter School (E) Keene | 219 | 24.2% | 30.9% |
| Lincoln Street Elementary School Exeter | 401 | 15.5% | 68.4% |
| Hooksett Memorial School Hooksett | 431 | 16.5% | 56.2% |
| Garrison School Dover | 353 | 14.4% | 57.0% |
Matched among New Hampshire elementary 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 Strong Foundations Charter School ranks
Among elementary schools| Measure | This school | In New Hampshire | In Merrimack County |
|---|---|---|---|
| State test proficiency ranked highest first | 35.6% | #171 of 209 | #20 of 24 |
| Math proficiency ranked highest first | 33.0% | #170 of 209 | #22 of 24 |
| Reading proficiency ranked highest first | 40.0% | #165 of 210 | #19 of 24 |
| Enrollment ranked largest first | 337 | #87 of 300 | #10 of 34 |
| Students per teacher ranked fewest first | 9.9:1 | #41 of 179 | #2 of 22 |
| Diversity index ranked most diverse first | 20.3% | #118 of 181 | #14 of 23 |
| Free and reduced lunch ranked highest share first | 22.8% | #123 of 240 | #16 of 28 |
| Enrollment change since 2017-18 ranked fastest growth first | +32.7% | #3 of 37 | #1 of 8 |
Ranked against other public elementary 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
337
+28 (+9%) vs 2020
+153% since 2010-11, when it was 133
Student : Teacher
9.9:1
was 10.0:1
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 | 337 | 34 | 9.9:1 | 23% (77) |
| 2023-24 | 336 | 27.3 | 12.3:1 | 20% (68) |
| 2022-23 | 314 | 32 | 9.8:1 | 24% (75) |
| 2020-21 | 309 | 31 | 10.0:1 | 23% (70) |
| 2017-18 | 254 | 25 | 10.2:1 | 20% (50) |
| 2015-16 | 217 | 19 | 11.4:1 | 13% (29) |
| 2010-11 | 133 | 12 | 11.1:1 | 11% (14) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Strong Foundations Charter School.
Since 2017-18: students up 33% (254 to 337); teachers up 36% (25 to 34).
About Strong Foundations Charter School
Strong Foundations Charter School is a public elementary school run by Strong Foundations Charter School in Pembroke, New Hampshire. The school counts 337 students across kindergarten through 8. The school's enrollment is 35% above the 249 average for elementary schools in New Hampshire.
The school serves as its own district in federal records.
White students make up 89% of enrollment at Strong Foundations Charter School. Next come 6% Asian and 3% multiracial. The White share in Merrimack County as a whole is similar, at about 91%. The school's diversity index is 20%, meaning two students picked at random have a 20% chance of belonging to different racial or ethnic groups.
Teachers at the school number 34 full-time equivalents, and the ratio is 9.9:1. On average, elementary schools in New Hampshire have 11.0:1, compared with 9.9:1 here. The school's lunch program data list 23% of students as eligible for free or reduced-price meals. That tracks the 25% average for public schools in Merrimack County.
allk12 grades Strong Foundations Charter School a D. The grade compares the school only with New Hampshire public elementary schools, because each state gives its own test.
On BeatsExpectations, Strong Foundations Charter School is 13.1 points below its prediction, a result in the middle 80% of New Hampshire schools.
Merrimack County has these Census figures: the median household income is $97,004, a bachelor's degree or higher is held by about 39% of adults, and the share of residents below the poverty line is 4%. In all, Merrimack County has 61 public schools and roughly 17,429 students.
The school nearest to Strong Foundations Charter School is Pembroke Hill School, at a distance of about 2.8 miles. A five-mile radius around the school includes at least 8 other public schools. On state test proficiency, Strong Foundations Charter School ranks 8th in a group of 8 nearby schools.
Federal records code the school's setting as Town: Fringe. Strong Foundations Charter School is run as a public charter school.
Enrollment is up 9% from 2020-21, when Strong Foundations Charter School had 309 students, to 2024-25, when it had 337.
The discussion area below is open to posts about sports tryouts, band and choir, and theater. Questions from prospective families are welcome too.
Merrimack County at a glance
View full county profilePopulation
155,967
Census ACS
Median income
$97,004
Household, ACS
Bachelor's+
39%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
61
17,429 students
Quick facts
Related schools
Other schools in Pembroke
- Pembroke AcademyHigh · 744 students
- Pembroke Hill SchoolElementary · 312 students
- Three Rivers SchoolMiddle · 289 students
Nearby schools
- Pembroke Hill School2.8 mi · 312
- Christa McAuliffe School2.9 mi · 357
- Abbot-Downing School2.9 mi · 343
- Rundlett Middle School3.0 mi · 767
- Broken Ground School3.0 mi · 291
- Mill Brook School3.1 mi · 321
Frequently asked questions
About Strong Foundations Charter SchoolHow large is Strong Foundations Charter School?
Strong Foundations Charter School enrolls approximately 337 students in grades KG-08.
Is Strong Foundations Charter School an elementary, middle, or high school?
Strong Foundations Charter School is an elementary school covering grades KG-08.
How many teachers does Strong Foundations Charter School have?
Strong Foundations Charter School employs 34 FTE teachers, for a student-to-teacher ratio of 9.9:1.
How diverse is Strong Foundations Charter School?
Strong Foundations Charter School reports a student body of 89% White, 1% Hispanic, 1% Black, 6% Asian, 3% Two or more.
Is Strong Foundations Charter School public or private?
Strong Foundations Charter School is a public K-12 school operated as a charter, overseen by Strong Foundations Charter School.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.