South River
LOCATION59 Hatch Street, Marshfield, MA
GRADES SERVEDK, 1, 2, 3, 4, 5
DESE SCHOOL CODE01710010
2026 MCAS ACHIEVEMENT RESULTS
Official DESE school profile ↗Scores by tested grade
Percent of tested results at each achievement level, combined across available subjects.
| Grade | Achievement breakdown | Meeting or exceeding |
|---|---|---|
| Grade 3118 tested results | Exceeding 7%Meeting 55%Partially meeting 33%Not meeting 5% | 62%+19 pts vs. state |
| Grade 478 tested results | Exceeding 6%Meeting 45%Partially meeting 43%Not meeting 8% | 50%+9 pts vs. state |
| Grade 5140 tested results | Exceeding 5%Meeting 46%Partially meeting 39%Not meeting 10% | 51%+10 pts vs. state |
| Grades 3–8 combined336 tested results | Exceeding 6%Meeting 49%Partially meeting 38%Not meeting 8% | 55%+13 pts vs. state |
Subject results are weighted by tested-student counts. Source percentages are rounded and may not total exactly 100%. MCAS is one measure and should be considered with growth, programs, services, accessibility, and school climate.
About this school data
School location and grades come from the Massachusetts public-school catalog. Assessment results come from the Massachusetts Department of Elementary and Secondary Education’s 2026 MCAS Achievement Results dataset.
Search all Massachusetts MCAS scores →