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Ottoson Middle School

63 Acton Street
Arlington, MA 02476

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Top 10%

Tel: (781) 316-3745

ottoson.arlington.k12.ma.us

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Serving 963 students in grades 7-8, Ottoson Middle School ranks in the top 10% of all schools in Massachusetts for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).

The percentage of students achieving is 74% (which is higher than the Massachusetts state average of 42%). The percentage of students achieving is 75% (which is higher than the Massachusetts state average of 44%).

The student-teacher ratio of 11:1 is lower than the Massachusetts state level of 12:1.

Minority enrollment is 32% of the student body (majority Asian), which is lower than the Massachusetts state average of 49% (majority Hispanic).

Quick Facts (2026)

Grades: 7-8
Enrollment: 963 students
Student-Teacher Ratio: 11:1
Minority Enrollment: 32%
: Top 10% in MA
: 74% (Top 10%)
: 75% (Top 10%)
: 77% (Top 5%)
Source: National Center for Education Statistics (NCES), MA Dept. of Education

Top Rankings

Ottoson Middle School ranks among the top 20% of public schools in Massachusetts for:

School Overview

Ottoson Middle School's student population of 963 students has grown by 7% over five school years.

The teacher population of 85 teachers has grown by 10% over five school years.

Grades Offered

Grades 7-8
(Supplemental Virtual)

View Data

Distribution of Students By Grade Trends
Grade	Ottoson Middle School
7	466
8	497

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Total Students

963 students

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Total Students Trends Over Years (1989-2025)
Year	Ottoson Middle School
2025	963
2024	941
2023	922
2022	906
2021	892
2020	899
2019	855
2018	1,208
2017	1,208
2016	1,127
2015	1,107
2014	1,054
2013	1,028
2012	1,026
2011	1,051
2010	1,060
2009	1,048
2008	984
2007	1,008
2006	972
2005	972
2004	976
2003	1,012
2002	1,003
2001	1,010
2000	988
1999	625
1998	606
1997	582
1996	548
1995	566
1994	562
1993	519
1992	512
1991	535
1990	561
1989	353

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Total Classroom Teachers

85 teachers

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Total Classroom Teachers Trends Over Years (2005-2025)
Year	Ottoson Middle School
2025	85
2024	85
2023	82
2022	81
2021	77
2020	70
2019	64
2018	95
2017	95
2016	91
2015	87
2014	70
2013	74
2012	70
2011	75
2010	80
2009	80
2008	74
2007	74
2006	75
2005	75

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Colors

Navy and White

School Calendar

View School Calendar

School Rankings

Ottoson Middle School ranks within the top 10% of all 1,626 schools in Massachusetts (based off of combined math and reading proficiency testing data).

The of Ottoson Middle School is 0.51, which is less than the diversity score at state average of 0.66. The school's diversity has stayed relatively flat over five school years.

This School

State Level (MA)

#92 out of 1626 schools
(Top 10%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Ottoson Middle School
2023	#92
2022	#91
2021	#249
2019	#205
2018	#349
2017	#347
2016	#456
2015	#266
2014	#324
2013	#292
2012	#307

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74%

42%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	Ottoson Middle School	Massachusetts	Arlington School District
2023	74%	42%	72%
2022	73%	41%	69%
2021	65%	37%	62%
2019	75%	51%	70%
2018	72%	52%	69%
2017	69%	53%	68%
2016	74%	64%	78%
2015	78%	61%	80%
2014	75%	61%	78%
2013	77%	61%	77%
2012	74%	59%	75%

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75%

44%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Ottoson Middle School	Massachusetts	Arlington School District
2022	75%	44%	70%
2021	69%	49%	73%
2019	75%	54%	72%
2018	73%	56%	69%
2017	73%	54%	72%
2016	85%	71%	85%
2015	89%	69%	87%
2014	89%	69%	85%
2013	89%	69%	86%
2012	90%	69%	85%
2011	91%	70%	87%

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77%

44%

View Data

Science Proficiency Comparison Over Years (2021-2022)
Year	Ottoson Middle School	Massachusetts	Arlington School District
2022	77%	44%	70%
2021	67%	42%	69%

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Student-Teacher Ratio

11:1

12:1

View Data

Student-Teacher Ratio Comparison Over Years (2005-2025)
Year	Ottoson Middle School	Massachusetts	Arlington School District
2025	11:1	12:1
2024	11:1	12:1	12:1
2023	11:1	12:1	12:1
2022	11:1	12:1	12:1
2021	12:1	12:1	13:1
2020	13:1	13:1	14:1
2019	13:1	13:1	14:1
2018	13:1	13:1	14:1
2017	13:1	13:1	14:1
2016	12:1	13:1	14:1
2015	13:1	13:1	14:1
2014	15:1	14:1	16:1
2013	14:1	14:1	15:1
2012	15:1	14:1	15:1
2011	14:1	14:1	15:1
2010	13:1	14:1	14:1
2009	13:1	14:1	14:1
2008	13:1	14:1	14:1
2007	14:1	13:1	14:1
2006	13:1	13:1	14:1
2005	13:1	13:1	14:1

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Asian

14%

View Data

Asian Student Percentage Comparison Over Years (1988-2024)
Year	Ottoson Middle School	Massachusetts	Arlington School District
2024	14%	7%	14%
2023	11%	7%	13%
2022	10%	7%	13%
2021	10%	7%	14%
2020	12%	7%	13%
2019	11%	7%	13%
2018	11%	8%	13%
2017	11%	8%	13%
2016	10%	6%	12%
2015	10%	6%	12%
2014	10%	6%	11%
2013	10%	6%	11%
2012	9%	6%	11%
2011	9%	7%	10%
2010	8%	6%	10%
2009	7%	6%	10%
2008	8%	6%	11%
2007	7%	6%	10%
2006	8%	6%	9%
2005	6%	5%	8%
2004	6%	5%	7%
2003	4%	5%	7%
2002	5%	5%	7%
2001	4%	4%	6%
2000	5%	4%	6%
1999	5%	4%	6%
1998	4%	4%	5%
1997	4%	4%	6%
1996	4%	4%	6%
1995	4%	4%	5%
1994	4%	4%	5%
1993	4%	4%	5%
1992	3%	4%	4%
1991	1%	3%	4%
1990	2%	3%	4%
1989	2%	3%	3%
1988	1%	3%	4%

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Hispanic

26%

View Data

Hispanic Student Percentage Comparison Over Years (1992-2024)
Year	Ottoson Middle School	Massachusetts	Arlington School District
2024	8%	25%	8%
2023	7%	24%	7%
2022	8%	23%	6%
2021	8%	22%	6%
2020	7%	21%	6%
2019	6%	21%	6%
2018	5%	19%	6%
2017	5%	19%	6%
2016	5%	19%	5%
2015	5%	18%	6%
2014	4%	17%	5%
2013	5%	16%	5%
2012	4%	16%	5%
2011	5%	15%	5%
2010	5%	15%	5%
2009	5%	14%	5%
2008	5%	15%	5%
2007	5%	14%	5%
2006	5%	13%	5%
2005	4%	12%	3%
2004	3%	12%	3%
2003	2%	11%	2%
2002	1%	11%	2%
2001	2%	11%	2%
2000	2%	10%	2%
1999	2%	10%	2%
1998	3%	10%	3%
1997	3%	10%	3%
1996	4%	9%	3%
1995	4%	9%	3%
1994	4%	9%	2%
1993	4%	9%	2%
1992	2%	8%	3%

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Black

10%

View Data

Black Student Percentage Comparison Over Years (1988-2024)
Year	Ottoson Middle School	Massachusetts	Arlington School District
2024	4%	10%	3%
2023	4%	10%	3%
2022	5%	10%	4%
2021	4%	10%	3%
2020	3%	9%	4%
2019	3%	9%	4%
2018	4%	9%	3%
2017	4%	9%	3%
2016	3%	9%	3%
2015	4%	9%	3%
2014	4%	9%	3%
2013	4%	9%	3%
2012	4%	8%	4%
2011	4%	8%	4%
2010	4%	8%	4%
2009	4%	8%	3%
2008	5%	8%	4%
2007	5%	8%	4%
2006	5%	8%	4%
2005	5%	9%	5%
2004	5%	9%	5%
2003	5%	9%	5%
2002	5%	9%	5%
2001	5%	9%	6%
2000	5%	9%	6%
1999	6%	9%	6%
1998	6%	8%	6%
1997	8%	8%	5%
1996	6%	8%	5%
1995	6%	8%	6%
1994	6%	7%	5%
1993	5%	7%	5%
1992	4%	7%	4%
1991	2%	8%	4%
1990	2%	8%	4%
1989	1%	7%	3%
1988	1%	7%	3%

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White

68%

51%

View Data

White Student Percentage Comparison Over Years (1988-2024)
Year	Ottoson Middle School	Massachusetts	Arlington School District
2024	69%	53%	66%
2023	70%	54%	68%
2022	71%	56%	70%
2021	72%	57%	70%
2020	72%	59%	71%
2019	74%	59%	71%
2018	76%	61%	74%
2017	76%	61%	74%
2016	78%	63%	75%
2015	77%	64%	75%
2014	78%	65%	77%
2013	77%	66%	77%
2012	81%	67%	77%
2011	80%	68%	78%
2010	81%	69%	79%
2009	82%	70%	79%
2008	82%	71%	80%
2007	83%	72%	81%
2006	82%	73%	82%
2005	85%	74%	84%
2004	86%	74%	85%
2003	89%	75%	86%
2002	89%	75%	86%
2001	89%	76%	86%
2000	88%	77%	86%
1999	87%	77%	86%
1998	87%	78%	86%
1997	85%	78%	86%
1996	86%	79%	86%
1995	86%	79%	86%
1994	86%	80%	88%
1993	87%	80%	88%
1992	91%	81%	89%
1991	96%	81%	90%
1990	95%	82%	90%
1989	96%	83%	92%
1988	98%	84%	92%

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Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2010-2024)
Year	Ottoson Middle School	Massachusetts	Arlington School District
2024	5%	5%	9%
2023	7%	5%	9%
2022	6%	4%	7%
2021	6%	4%	7%
2020	6%	4%	6%
2019	6%	4%	6%
2018	4%	3%	4%
2017	4%	3%	4%
2016	4%	3%	5%
2015	4%	3%	4%
2014	4%	3%	4%
2013	4%	3%	4%
2012	2%	3%	3%
2011	2%	2%	3%
2010	2%	2%	2%

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All Ethnic Groups

0.51

0.66

View Data

Diversity Score Comparison Over Years (1989-2025)
Year	Ottoson Middle School	Massachusetts	Arlington School District
2025	0.51	0.66
2024	0.50	0.65	0.53
2023	0.49	0.64	0.52
2022	0.48	0.62	0.49
2021	0.46	0.62	0.49
2020	0.46	0.60	0.47
2019	0.44	0.60	0.47
2018	0.41	0.58	0.44
2017	0.41	0.58	0.44
2016	0.38	0.56	0.42
2015	0.40	0.55	0.42
2014	0.38	0.54	0.39
2013	0.40	0.53	0.39
2012	0.34	0.52	0.39
2011	0.35	0.51	0.38
2010	0.34	0.50	0.37
2009	0.32	0.51	0.36
2008	0.32	0.47	0.34
2007	0.31	0.46	0.33
2006	0.32	0.45	0.31
2005	0.27	0.43	0.29
2004	0.25	0.43	0.28
2003	0.21	0.42	0.25
2002	0.21	0.41	0.25
2001	0.21	0.40	0.25
2000	0.22	0.39	0.25
1999	0.24	0.39	0.25
1998	0.24	0.38	0.26
1997	0.27	0.38	0.25
1996	0.26	0.36	0.26
1995	0.25	0.36	0.25
1994	0.26	0.35	0.23
1993	0.24	0.35	0.22
1992	0.17	0.34	0.19
1991	0.08	0.33	0.18
1990	0.10	0.31	0.17
1989	0.08	0.30	0.16

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Participates in the

Yes

Eligible for

12%

34%

View Data

Free Lunch Eligibility Comparison Over Years (1999-2025)
Year	Ottoson Middle School	Massachusetts	Arlington School District
2025	12%	34%
2024	12%	35%	8%
2023	12%	35%	9%
2022	12%	35%	9%
2021	13%	36%	9%
2019	13%	35%	9%
2015	10%	36%	9%
2014	11%	34%	9%
2013	11%	32%	9%
2012	10%	30%	9%
2011	10%	29%	9%
2010	9%	27%	9%
2009	7%	25%	8%
2008	8%	24%	8%
2007	9%	23%	7%
2006	8%	23%	8%
2005	8%	23%	6%
2004	9%	22%	6%
2001	7%	19%	6%
2000	10%	20%	8%
1999	14%	17%	9%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (1999-2025)
Year	Ottoson Middle School	Massachusetts	Arlington School District
2025	2%	4%
2024	2%	4%	1%
2023	2%	4%	1%
2022	2%	4%	1%
2021	2%	4%	2%
2019	2%	4%	2%
2015	1%	4%	1%
2014	2%	5%	2%
2013	3%	5%	2%
2012	2%	5%	2%
2011	2%	5%	2%
2010	2%	6%	2%
2009	3%	6%	3%
2008	2%	5%	2%
2007	3%	5%	2%
2006	4%	5%	3%
2005	2%	5%	3%
2004	3%	5%	2%
2001	2%	5%	2%
2000	3%	5%	2%
1999	6%	3%	3%

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School Statewide Testing

View Education Department Test Scores

School District Name

Arlington School District

Source: National Center for Education Statistics (NCES), MA Dept. of Education

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Frequently Asked Questions

What is Ottoson Middle School's ranking?

Ottoson Middle School is ranked #92 out of 1,626 schools, which ranks it among the top 10% of public schools in Massachusetts.

What percent of students have achieved state testing proficiency in math and reading?

74% of students have achieved math proficiency (compared to the 42% MA state average), while 75% of students have achieved reading proficiency (compared to the 44% MA state average).

How many students attend Ottoson Middle School?

963 students attend Ottoson Middle School.

What is the racial composition of the student body?

68% of Ottoson Middle School students are White, 14% of students are Asian, 9% of students are Hispanic, 6% of students are Two or more races, and 3% of students are Black.

What is the student-teacher ratio of Ottoson Middle School?

Ottoson Middle School has a student ration of 11:1, which is lower than the Massachusetts state average of 12:1.

What grades does Ottoson Middle School offer ?

Ottoson Middle School offers enrollment in grades 7-8 (Supplemental Virtual).

What school district is Ottoson Middle School part of?

Ottoson Middle School is part of Arlington School District.

In what neighborhood is Ottoson Middle School located?

Ottoson Middle School is located in the Arlington Heights neighborhood of Arlington, MA.

School Reviews

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Quick Facts (2026)

Grades: 7-8
Enrollment: 963 students
Student-Teacher Ratio: 11:1
Minority Enrollment: 32%
: Top 10%
: 74% (Top 10%)
: 75% (Top 10%)
: 77% (Top 5%)
Source: National Center for Education Statistics (NCES), MA Dept. of Education

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