A- Top 30%

South River School

Grades K-05 MARSHFIELD, MA

Moved down 138 places from 2024 to 2025

#252 State Rank
B+ District Grade
59 Hatch Street, MARSHFIELD, MA 02050
Rating sources & methodology MCAS scores from 2025 Data updated September 2026
272 Students
95.2% Attendance Rate
52.3 Composite Score
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MCAS score comparisons

Students meeting or exceeding expectations · 2025 results

Each subject shows the average of published grade percentages, without weighting by enrollment. The bars compare available years on a 0–100% scale. Grade coverage and student groups can change between years.

English Language Arts

52% Meeting or exceeding expectations

6.7% exceeding expectations

2023 54.7% 54.7%
2024 51.3% 51.3%
2025 52% 52%

Mathematics

63.7% Meeting or exceeding expectations

15.3% exceeding expectations

2023 55.3% 55.3%
2024 67% 67%
2025 63.7% 63.7%

Science

68% Meeting or exceeding expectations

17% exceeding expectations

2023 49% 49%
2024 67% 67%
2025 68% 68%
View published results by year and grade
Available grade results for the latest 3 published years. An em dash means the value was not published.
YearSubjectGradeMeeting+Exceeding
2025English Language Arts03 54%3%
2025English Language Arts04 35%4%
2025English Language Arts05 67%13%
2025Mathematics03 60%14%
2025Mathematics04 65%15%
2025Mathematics05 66%17%
2025Science05 68%17%
2024English Language Arts03 49%7%
2024English Language Arts04 55%9%
2024English Language Arts05 50%—
2024Mathematics03 64%16%
2024Mathematics04 70%9%
2024Mathematics05 67%3%
2024Science05 67%3%
2023English Language Arts03 69%15%
2023English Language Arts04 32%3%
2023English Language Arts05 63%5%
2023Mathematics03 48%10%
2023Mathematics04 58%3%
2023Mathematics05 60%2%
2023Science05 49%5%

MCAS subject percentages differ from the composite school rating, which combines available academic and school indicators. Letter grades and state ranks compare schools at the same level. A rank change describes relative position, not a percentage-point change in test scores. Read the rating methodology.

Student Demographics

272 students enrolled

Race/Ethnicity

White 91.9%
Multiracial 2.6%
Hispanic 1.8%
Black 1.8%
Asian 1.8%

Gender

50% Male
50% Female

Student Programs

English Learners 2.2%
Special Education 22.1%
Free/Reduced Lunch 12.9%

School Performance

Key metrics and program information

Attendance

95.2% Attendance Rate
8.4% Chronic Absence

Staffing

Location

59 Hatch Street, MARSHFIELD, MA

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A--Rated School

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Frequently Asked Questions

What is South River School's grade rating?

South River School has earned a grade of A-, ranked #252 in Massachusetts, placing it in the top 30% of Massachusetts Elementary schools. This rating is based on 2025 MCAS test scores, attendance rates, and other performance metrics from the Massachusetts Department of Elementary and Secondary Education.

How many students attend South River School?

Approximately 272 students are enrolled at South River School.

How does South River School perform on MCAS tests?

Based on the most recent MCAS results, South River School's proficiency rates are: English Language Arts (52% proficient), Mathematics (64% proficient), Science (68% proficient). MCAS (Massachusetts Comprehensive Assessment System) tests measure student achievement in English Language Arts, Mathematics, and Science.

What is the attendance rate at South River School?

South River School has an attendance rate of 95.2%. Strong attendance is correlated with better academic outcomes.

What school district is South River School part of?

South River School is part of Marshfield School District. For enrollment information, contact the district office or visit the school's website. Enrollment typically requires proof of residency within the district boundaries.

How are Massachusetts school ratings calculated?

School ratings are calculated using multiple data points from the Massachusetts Department of Elementary and Secondary Education (DESE), including MCAS test scores (proficiency and growth), attendance rates, graduation rates (for high schools), and student-teacher ratios. Schools are ranked by percentile against similar schools statewide.