A+ Top 5%

Ottoson Middle School

Grades 07-08 ARLINGTON, MA

Dropped 1 spots from last year

#18 State Rank
B+ District Grade
63 Acton Street, ARLINGTON, MA 02476
963 Students
74.5 Composite Score

MCAS Test Scores

Massachusetts Comprehensive Assessment System results

CIV

79% Proficient or Above
22% Advanced

English Language Arts

80% Proficient or Above
30.5% Advanced

Mathematics

76% Proficient or Above
23.5% Advanced

Science

75% Proficient or Above
22% Advanced

Score Trends

Year Subject Grade Proficient+ Advanced
2025 CIV 08 79% 22%
2025 English Language Arts 07 78% 25%
2025 English Language Arts 08 82% 36%
2025 Mathematics 07 76% 25%
2025 Mathematics 08 76% 22%
2025 Science 08 75% 22%
2024 English Language Arts 07 68% 15%
2024 English Language Arts 08 76% 37%
2024 Mathematics 07 74% 24%
2024 Mathematics 08 75% 19%
2024 Science 08 73% 21%
2023 English Language Arts 07 70% 23%
2023 English Language Arts 08 78% 31%
2023 Mathematics 07 72% 17%
2023 Mathematics 08 77% 15%

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

963 students enrolled

Race/Ethnicity

White 68.2%
Asian 13.7%
Hispanic 8.5%
Black 2.9%

Gender

49.1% Male
50.1% Female

Student Programs

English Learners 3.4%
Free/Reduced Lunch 10.4%

Location

63 Acton Street, ARLINGTON, MA

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Part of Arlington School District

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Frequently Asked Questions

What is Ottoson Middle School's letter grade?

Ottoson Middle School has earned a letter grade of A+, based on MCAS test scores, attendance, and other performance metrics. This grade represents how the school compares to other Massachusetts Middle schools.

What grades does Ottoson Middle School serve?

Ottoson Middle School serves students in grades 07 through 08.

Is Ottoson Middle School part of a school district?

Yes, Ottoson Middle School is part of Arlington 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.