Massachusetts School and District Profiles

Brookline
District selectedCollaboratives School not selectedPrograms
Select an Org
View Previous Year
2026
print page

2025-26 Attrition Rates


This report provides the percentage of attrition by grade from the end of one school year to the beginning of the next for students enrolled in public schools, including charter schools, in the state. The information is as of October 1 of the school year selected. More about the data.


Student GroupK1234567891011All
All Students
All Students
All Students 9.8 10.1 11.7 8.4 10.6 13.0 13.2 6.3 10.5
All Students 7.2 4.8 5.0 14.3 13.3 9.7 10.7 11.6 9.7
All Students 5.3 12.8 3.2 7.8 1.4 7.0 8.1 3.8 5.8
All Students 0.0 0.0 5.4 0.0 6.5 6.3 2.0 1.8 2.8
All Students 16.7 17.8 13.4 15.4 10.1 9.0 7.7 7.4 12.2
All Students 13.3 9.4 16.1 14.3 6.6 5.5 9.1 8.2 10.4
All Students 8.9 9.7 15.6 13.2 5.7 5.9 7.5 2.5 8.4
All Students 3.6 4.5 6.3 9.4 12.5 5.0 10.2 1.7 6.5
All Students
All Students 2.9 3.3 2.1 2.8
All Students 7.7 8.3 8.8 9.7 8.1 7.4 8.1 5.3 8.9 2.9 3.0 2.1 6.6
American Indian or Alaska Native
American Indian or Alaska Native
Asian 0.0 16.7 0.0 18.2 11.1 6.3 26.7 0.0 10.5
Asian 5.6 5.0 1.0 3.9
Asian 17.6 16.3 16.9 15.1 19.3 12.8 19.6 8.2 14.4 5.6 5.0 1.0 13.1
Asian 10.0 7.1 0.0 11.8 13.0 11.8 11.1 0.0 8.1
Asian 22.2 10.0 0.0 50.0 0.0 12.5 0.0 10.6
Asian 6.7 15.4 30.4 23.1 17.6 12.5 21.4 4.3 16.1
Asian 11.8 7.7 21.7 27.3 20.0 11.1 25.0 25.0 17.8
Asian 36.8 26.5 25.0 25.9 18.5 12.0 20.0 25.0 23.5
Asian 0.0 0.0 0.0 14.3 16.7 0.0 0.0 3.8
Asian 25.0 20.7 23.1 10.3 26.9 28.0 23.1 5.9 20.7
Black or African American 0.0
Black or African American 11.1 0.0 16.7 4.7
Black or African American 16.7 14.3 16.7 0.0 12.2
Black or African American 16.7 14.3 0.0 12.5 9.5
Black or African American 2.8 4.0 4.2 10.0 3.1 4.3 5.7 0.0 9.5 8.1 9.1 0.0 5.2
Black or African American 8.1 9.1 0.0 5.9
Black or African American 0.0
Black or African American 16.7 3.4
Black or African American 0.0 7.4
Black or African American 0.0
Hispanic or Latino 0.0 0.0 0.0 0.0 0.0 1.8
Hispanic or Latino 0.0 16.7 0.0 0.0 0.0 0.0 6.3
Hispanic or Latino 0.0 0.0 0.0 2.2
Hispanic or Latino 1.8 1.6 1.5 1.6
Hispanic or Latino 0.0 6.7 0.0 0.0 0.0 11.1 9.1 9.1 5.1
Hispanic or Latino 4.3 0.0 6.7 11.1 11.1 11.1 0.0 28.6 8.1
Hispanic or Latino 6.3 5.6 5.1 7.0 4.0 5.2 5.3 5.0 12.1 1.8 1.6 1.5 5.0
Hispanic or Latino 22.2 8.3 14.3 0.0 0.0 0.0 8.3
Hispanic or Latino 0.0 0.0 14.3 8.3 7.7 0.0 7.9
Hispanic or Latino 11.1 25.0 0.0 0.0 0.0 0.0 0.0 4.5
Multi-Race, Not Hispanic or Latino 0.0 14.3 0.0 0.0 14.3 9.3
Multi-Race, Not Hispanic or Latino 0.0 0.0 0.0 0.0 16.7 0.0 9.1 2.8
Multi-Race, Not Hispanic or Latino 0.0 9.1 0.0 25.0 11.1 0.0 7.1
Multi-Race, Not Hispanic or Latino 0.0 5.5 5.8 2.0 6.8 8.8 3.3 3.1 8.2 1.8 0.0 4.3 4.2
Multi-Race, Not Hispanic or Latino 0.0 16.7 0.0 0.0 0.0 0.0 9.1 0.0 3.3
Multi-Race, Not Hispanic or Latino 1.8 0.0 4.3 1.9
Multi-Race, Not Hispanic or Latino 0.0 0.0 10.0 33.3 0.0 6.3
Multi-Race, Not Hispanic or Latino 11.1 12.5 16.7 11.1
Multi-Race, Not Hispanic or Latino 8.3 0.0 0.0 0.0 0.0 0.0 1.6
Multi-Race, Not Hispanic or Latino 0.0 12.5 10.0 6.3 33.3 0.0 0.0 0.0 5.7
Native Hawaiian or Other Pacific Islander
Native Hawaiian or Other Pacific Islander
Native Hawaiian or Other Pacific Islander
White 6.9 16.0 5.9 8.3 0.0 4.3 3.3 3.0 5.6
White 15.4 0.0 20.0 15.0 0.0 4.8 0.0 0.0 7.4
White 1.8 2.9 2.6 2.4
White 3.8 21.1 6.1 8.0 0.0 10.0 3.6 7.1 6.7
White 6.3 4.7 5.7 9.3 4.2 4.9 5.3 5.4 5.5 1.8 2.3 2.6 4.7
White 0.0 0.0 8.7 20.0 11.8 6.3 12.0 0.0 7.1
White 0.0 0.0 0.0 5.4 0.0 3.4 5.9 7.1 2.8
White 0.0 0.0 10.5 0.0 5.0 0.0 0.0 3.2 2.1
White 16.0 0.0 4.8 13.9 0.0 0.0 6.3 0.0 5.5
White 8.9 4.8 6.0 18.8 12.7 11.3 15.7 16.0 11.9
High Needs 0.0 0.0 13.3 0.0 5.9 5.9 0.0 0.0 3.3
High Needs 25.0 28.9 23.7 22.2 9.4 13.9 10.3 11.5 18.5
High Needs 13.9 12.7 13.9 13.4 11.4 10.8 11.1 9.1 11.1 5.3 6.5 3.1 10.7
High Needs 5.3 7.1 3.1 5.2
High Needs 15.0 21.1 5.9 11.1 3.1 10.5 8.3 11.1 9.8
High Needs 14.0 4.8 5.8 20.7 14.8 11.3 20.0 18.4 13.7
High Needs 21.4 13.6 19.0 7.5 18.4 25.8 15.6 8.7 15.8
High Needs 20.0 17.9 27.3 15.8 14.8 12.5 16.7 8.7 17.0
High Needs 14.7 13.3 18.9 17.9 8.6 6.3 9.1 9.1 12.5
High Needs 9.1 5.0 6.3 14.3 15.0 7.1 8.7 0.0 8.3
English Learners 12.5 22.2 12.5 22.2 14.3 20.0 17.2
English Learners 25.0 8.7 10.3 34.5 31.8 28.6 28.6 50.0 24.4
English Learners 31.3 20.7 27.3 25.0 26.7 54.5 45.5 29.4
English Learners 21.8 18.8 22.8 25.7 23.9 24.2 27.5 27.0 24.3 0.0 30.0 5.6 22.6
English Learners 0.0 30.0 5.6 13.5
English Learners 12.5 11.1 33.3 33.3 16.4
English Learners 20.0 20.0 44.4 23.1 37.5 16.7 27.7
English Learners 23.5 14.3 31.3 27.3 17.6 25.0 23.9
English Learners 35.7 37.0 33.3 33.3 25.0 15.4 27.3 22.2 30.3
English Learners 0.0 0.0 6.5
Low Income 11.1 20.0 8.3 9.1 11.1 11.1 7.7 0.0 10.3
Low Income 0.0 0.0 0.0 0.0 0.0 0.0
Low Income 20.0 14.3 0.0 0.0 9.4
Low Income 12.5 16.7 10.0 11.1
Low Income 4.8 8.6 0.0 4.6
Low Income 0.0 6.7 23.1 8.3 14.3 20.0 10.0 8.3 11.3
Low Income 14.3 5.0 0.0 19.0 21.4 0.0 15.4 10.5 11.0
Low Income 0.0 0.0 0.0 14.3 0.0 0.0 0.0 3.1
Low Income 6.7 3.7 6.7 11.1 10.9 6.7 6.8 6.6 9.9 4.8 8.6 0.0 6.8
Low Income 20.0 0.0 0.0 0.0 11.1 10.0 6.3
Students with Disabilities 16.7 0.0 7.7 6.3 0.0 20.0 0.0 14.3 7.5
Students with Disabilities 0.0 0.0 0.0 7.1 0.0 0.0 10.0 0.0 2.0
Students with Disabilities 0.0 9.1 0.0 12.5 0.0 0.0 2.6
Students with Disabilities 4.4 3.8 4.2 4.5 0.9 2.8 3.2 3.2 5.5 4.6 4.0 4.1 3.7
Students with Disabilities 4.6 5.3 4.1 4.6
Students with Disabilities 0.0 20.0 18.2 9.1 0.0 0.0 9.1 0.0 6.9
Students with Disabilities 0.0 0.0 0.0 0.0 0.0 5.6 12.5 11.1 3.7
Students with Disabilities 0.0 0.0 9.1 0.0 0.0 9.1 0.0 0.0 2.7
Students with Disabilities 20.0 18.2 6.7 0.0 0.0 0.0 0.0 0.0 5.6
Students with Disabilities 11.1 8.3 9.1 8.3 0.0 14.3 7.7 9.6
Female 4.2 11.8 9.1 7.1 8.9 18.4 17.9 4.0 10.8
Female 2.5 1.7 0.8 1.7
Female 0.0 6.3 7.4 8.0 5.6 4.2 10.7 0.0 5.5
Female 7.4 7.4 12.9 8.6 7.9 6.7 0.0 0.0 6.3
Female 9.4 8.0 19.4 11.5 10.7 3.7 8.7 7.4 10.0
Female 13.8 16.7 17.1 17.6 7.3 13.5 5.7 5.7 12.2
Female 0.0 0.0 0.0 0.0 12.0 5.9 0.0 0.0 2.5
Female 2.9 23.5 3.6 7.7 2.8 7.1 0.0 6.3 5.6
Female 6.3 6.8 5.7 12.3 13.3 6.1 11.9 14.6 9.5
Female 5.1 9.5 9.0 8.8 8.3 8.3 7.3 5.2 8.6 2.5 1.4 0.8 6.2
Male 6.5 3.6 4.8 10.7 18.2 5.6 10.0 2.6 7.3
Male 19.4 19.4 10.6 12.9 13.2 3.3 10.0 9.1 12.2
Male 3.4 4.9 3.1 3.9
Male 0.0 0.0 10.5 0.0 0.0 6.5 3.8 3.3 3.1
Male 13.5 7.1 13.6 9.8 12.5 7.7 8.1 7.7 10.2
Male 9.1 6.7 2.9 8.0 0.0 6.9 15.6 2.8 6.1
Male 10.0 7.1 8.7 10.7 7.9 6.5 8.9 5.3 9.3 3.4 4.6 3.1 7.1
Male 8.2 2.6 4.3 16.7 13.2 13.6 9.5 8.9 9.8
Male 17.9 10.7 12.9 17.4 3.0 7.1 9.5 9.1 10.7
Male 10.3 11.4 18.2 18.2 3.1 4.3 12.8 5.0 10.6

A blank value indicates that either:

  • The school or district is new in the year selected
  • The school or district has no students enrolled in that grade level in the year selected
  • The school or district has no grade in the year selected for students from the previous year to advance
  • The data is suppressed because the enrollment total is less than 6.
A value of zero indicates that there was no attrition in that grade for the year and student group selected.

School and District Profiles