B- Top 53%

Riverdale School

Grades 01-05 DEDHAM, MA

Improved 40 spots from last year

#505 State Rank
A- District Grade
143 Needham Street, DEDHAM, MA 02026
206 Students
61.3 Composite Score

MCAS Test Scores

Massachusetts Comprehensive Assessment System results

English Language Arts

41% Proficient or Above
2% Advanced

Mathematics

36.3% Proficient or Above
3.3% Advanced

Science

50% Proficient or Above

Score Trends

Year Subject Grade Proficient+ Advanced
2025 English Language Arts 03 57% 2%
2025 English Language Arts 04 36% 0%
2025 English Language Arts 05 30% 0%
2025 Mathematics 03 45% 2%
2025 Mathematics 04 31% 5%
2025 Mathematics 05 33% 3%
2025 Science 05 50% 0%
2024 English Language Arts 03 44% 17%
2024 English Language Arts 04 35% 0%
2024 English Language Arts 05 40% 7%
2024 Mathematics 03 43% 9%
2024 Mathematics 04 42% 8%
2024 Mathematics 05 44% 5%
2024 Science 05 47% 7%
2023 English Language Arts 03 48% 4%

MCAS is administered annually to students in grades 3-8 and 10. Scores reflect the percentage of students meeting or exceeding grade-level expectations.

Student Demographics

206 students enrolled

Race/Ethnicity

White 62.6%
Hispanic 17%
Black 11.7%
Asian 1.9%

Gender

48.1% Male
51.9% Female

Student Programs

English Learners 12.1%
Free/Reduced Lunch 30.1%

Location

143 Needham Street, DEDHAM, MA

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Part of Dedham School District

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Frequently Asked Questions

What is Riverdale School's letter grade?

Riverdale School has earned a letter grade of B-, based on MCAS test scores, attendance, and other performance metrics. This grade represents how the school compares to other Massachusetts Elementary schools.

What grades does Riverdale School serve?

Riverdale School serves students in grades 01 through 05.

Is Riverdale School part of a school district?

Yes, Riverdale School is part of Dedham School District. The district oversees multiple schools in the area and provides centralized administration, curriculum standards, and support services.

How are school ratings calculated?

School ratings are calculated using multiple factors including MCAS test scores (proficiency and growth), attendance rates, graduation rates (for high schools), and student-teacher ratios. The composite score is then converted to a letter grade based on statewide percentile rankings.