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Public School Review - Established 2003

Ottoson Middle School

63 Acton Street
Arlington, MA 02476
(School attendance zone shown in map)
View full size Get directions
: 
10/
10
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 proficiency in math is 74% (which is higher than the Massachusetts state average of 42%). The percentage of students achieving proficiency in reading/language arts 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:

Category
Attribute
Overall Rank
Highest overall rank (Top 10%)
Math Proficiency
Highest math proficiency (Top 10%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 10%)
Science Proficiency
Highest science proficiency (Top 5%)

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)

Distribution of Students By Grade Trends

GradeOttoson Middle School
7466
8497
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Total Students
963 students

Total Students Trends Over Years (1989-2025)

YearOttoson Middle School
2025963
2024941
2023922
2022906
2021892
2020899
2019855
20181,208
20171,208
20161,127
20151,107
20141,054
20131,028
20121,026
20111,051
20101,060
20091,048
2008984
20071,008
2006972
2005972
2004976
20031,012
20021,003
20011,010
2000988
1999625
1998606
1997582
1996548
1995566
1994562
1993519
1992512
1991535
1990561
1989353
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Total Classroom Teachers
85 teachers

Total Classroom Teachers Trends Over Years (2005-2025)

YearOttoson Middle School
202585
202485
202382
202281
202177
202070
201964
201895
201795
201691
201587
201470
201374
201270
201175
201080
200980
200874
200774
200675
200575
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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 diversity score 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.
Definition of Terms
This School
State Level (MA)
#92 out of 1626 schools
(Top 10%)

Overall School Rank Trends Over Years (2012-2023)

YearOttoson 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%

Math Proficiency Comparison Over Years (2012-2023)

YearOttoson Middle SchoolMassachusettsArlington School District
202374%42%72%
202273%41%69%
202165%37%62%
201975%51%70%
201872%52%69%
201769%53%68%
201674%64%78%
201578%61%80%
201475%61%78%
201377%61%77%
201274%59%75%
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75%
44%

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)

YearOttoson Middle SchoolMassachusettsArlington School District
202275%44%70%
202169%49%73%
201975%54%72%
201873%56%69%
201773%54%72%
201685%71%85%
201589%69%87%
201489%69%85%
201389%69%86%
201290%69%85%
201191%70%87%
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77%
44%

Science Proficiency Comparison Over Years (2021-2022)

YearOttoson Middle SchoolMassachusettsArlington School District
202277%44%70%
202167%42%69%
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Student-Teacher Ratio
11:1
12:1

Student-Teacher Ratio Comparison Over Years (2005-2025)

YearOttoson Middle SchoolMassachusettsArlington School District
202511:112:1
202411:112:112:1
202311:112:112:1
202211:112:112:1
202112:112:113:1
202013:113:114:1
201913:113:114:1
201813:113:114:1
201713:113:114:1
201612:113:114:1
201513:113:114:1
201415:114:116:1
201314:114:115:1
201215:114:115:1
201114:114:115:1
201013:114:114:1
200913:114:114:1
200813:114:114:1
200714:113:114:1
200613:113:114:1
200513:113:114:1
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American Indian
n/a
n/a
Asian
14%
8%

Asian Student Percentage Comparison Over Years (1988-2024)

YearOttoson Middle SchoolMassachusettsArlington School District
202414%7%14%
202311%7%13%
202210%7%13%
202110%7%14%
202012%7%13%
201911%7%13%
201811%8%13%
201711%8%13%
201610%6%12%
201510%6%12%
201410%6%11%
201310%6%11%
20129%6%11%
20119%7%10%
20108%6%10%
20097%6%10%
20088%6%11%
20077%6%10%
20068%6%9%
20056%5%8%
20046%5%7%
20034%5%7%
20025%5%7%
20014%4%6%
20005%4%6%
19995%4%6%
19984%4%5%
19974%4%6%
19964%4%6%
19954%4%5%
19944%4%5%
19934%4%5%
19923%4%4%
19911%3%4%
19902%3%4%
19892%3%3%
19881%3%4%
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Hispanic
9%
26%

Hispanic Student Percentage Comparison Over Years (1992-2024)

YearOttoson Middle SchoolMassachusettsArlington School District
20248%25%8%
20237%24%7%
20228%23%6%
20218%22%6%
20207%21%6%
20196%21%6%
20185%19%6%
20175%19%6%
20165%19%5%
20155%18%6%
20144%17%5%
20135%16%5%
20124%16%5%
20115%15%5%
20105%15%5%
20095%14%5%
20085%15%5%
20075%14%5%
20065%13%5%
20054%12%3%
20043%12%3%
20032%11%2%
20021%11%2%
20012%11%2%
20002%10%2%
19992%10%2%
19983%10%3%
19973%10%3%
19964%9%3%
19954%9%3%
19944%9%2%
19934%9%2%
19922%8%3%
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Black
3%
10%

Black Student Percentage Comparison Over Years (1988-2024)

YearOttoson Middle SchoolMassachusettsArlington School District
20244%10%3%
20234%10%3%
20225%10%4%
20214%10%3%
20203%9%4%
20193%9%4%
20184%9%3%
20174%9%3%
20163%9%3%
20154%9%3%
20144%9%3%
20134%9%3%
20124%8%4%
20114%8%4%
20104%8%4%
20094%8%3%
20085%8%4%
20075%8%4%
20065%8%4%
20055%9%5%
20045%9%5%
20035%9%5%
20025%9%5%
20015%9%6%
20005%9%6%
19996%9%6%
19986%8%6%
19978%8%5%
19966%8%5%
19956%8%6%
19946%7%5%
19935%7%5%
19924%7%4%
19912%8%4%
19902%8%4%
19891%7%3%
19881%7%3%
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White
68%
51%

White Student Percentage Comparison Over Years (1988-2024)

YearOttoson Middle SchoolMassachusettsArlington School District
202469%53%66%
202370%54%68%
202271%56%70%
202172%57%70%
202072%59%71%
201974%59%71%
201876%61%74%
201776%61%74%
201678%63%75%
201577%64%75%
201478%65%77%
201377%66%77%
201281%67%77%
201180%68%78%
201081%69%79%
200982%70%79%
200882%71%80%
200783%72%81%
200682%73%82%
200585%74%84%
200486%74%85%
200389%75%86%
200289%75%86%
200189%76%86%
200088%77%86%
199987%77%86%
199887%78%86%
199785%78%86%
199686%79%86%
199586%79%86%
199486%80%88%
199387%80%88%
199291%81%89%
199196%81%90%
199095%82%90%
198996%83%92%
198898%84%92%
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Hawaiian
n/a
n/a
Two or more races
6%
5%

Two or More Races Student Percentage Comparison Over Years (2010-2024)

YearOttoson Middle SchoolMassachusettsArlington School District
20245%5%9%
20237%5%9%
20226%4%7%
20216%4%7%
20206%4%6%
20196%4%6%
20184%3%4%
20174%3%4%
20164%3%5%
20154%3%4%
20144%3%4%
20134%3%4%
20122%3%3%
20112%2%3%
20102%2%2%
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All Ethnic Groups
0.51
0.66

Diversity Score Comparison Over Years (1989-2025)

YearOttoson Middle SchoolMassachusettsArlington School District
20250.510.66
20240.500.650.53
20230.490.640.52
20220.480.620.49
20210.460.620.49
20200.460.600.47
20190.440.600.47
20180.410.580.44
20170.410.580.44
20160.380.560.42
20150.400.550.42
20140.380.540.39
20130.400.530.39
20120.340.520.39
20110.350.510.38
20100.340.500.37
20090.320.510.36
20080.320.470.34
20070.310.460.33
20060.320.450.31
20050.270.430.29
20040.250.430.28
20030.210.420.25
20020.210.410.25
20010.210.400.25
20000.220.390.25
19990.240.390.25
19980.240.380.26
19970.270.380.25
19960.260.360.26
19950.250.360.25
19940.260.350.23
19930.240.350.22
19920.170.340.19
19910.080.330.18
19900.100.310.17
19890.080.300.16
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Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
12%
34%

Free Lunch Eligibility Comparison Over Years (1999-2025)

YearOttoson Middle SchoolMassachusettsArlington School District
202512%34%
202412%35%8%
202312%35%9%
202212%35%9%
202113%36%9%
201913%35%9%
201510%36%9%
201411%34%9%
201311%32%9%
201210%30%9%
201110%29%9%
20109%27%9%
20097%25%8%
20088%24%8%
20079%23%7%
20068%23%8%
20058%23%6%
20049%22%6%
20017%19%6%
200010%20%8%
199914%17%9%
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Eligible for Reduced Lunch
2%
4%

Reduced-Price Lunch Eligibility Comparison Over Years (1999-2025)

YearOttoson Middle SchoolMassachusettsArlington School District
20252%4%
20242%4%1%
20232%4%1%
20222%4%1%
20212%4%2%
20192%4%2%
20151%4%1%
20142%5%2%
20133%5%2%
20122%5%2%
20112%5%2%
20102%6%2%
20093%6%3%
20082%5%2%
20073%5%2%
20064%5%3%
20052%5%3%
20043%5%2%
20012%5%2%
20003%5%2%
19996%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.

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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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