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B−

Hosmer

PublicElementaryGrades PK–5

1 Concord Rd, Watertown, MA 02472 · (617) 926-7740 · Part of Watertown School District

Watertown’s School Grade B− better than 45% of Massachusetts school districts

Directions
Students
758
Students per teacher
11:1
Setting
Suburb
Grades
PK–5
The gist

What stands out about Hosmer

  • Its own letter, B−: better results than 45% of Massachusetts’s public schools
  • Math proficiency 8 pts below the state
  • Small classes: 11 students per teacher
  • Enrollment up 28.3% since 2020–21
  • Next stop for Watertown kids: Watertown Middle

On the path

Where Watertown kids come from and go next. The whole path →

PK–5HosmerYou are here
6–8Watertown Middle583 students

Test scores

2020–21
Math proficiency29%
State average 36.7%
Reading / language arts52%
State average 49.3%

Its own letter, B−, places these results among Massachusetts’s 1,585 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

Location

Directions ↗

1 Concord Rd, Watertown

Students

Enrollment by grade
Pre-K150
Kindergarten101
Grade 1107
Grade 2112
Grade 3106
Grade 493
Grade 589
Enrollment over time
591’20
668’21
716’22
720’23
758’24

Up 28.3% since 2020–21.

Who goes here
White 52%Hispanic 21%Two or more races 11%Asian 9%Black 7%Native Hawaiian/Pacific Islander <1%

As reported to NCES, share of students with a reported race or ethnicity.

Parents talk

Questions and answers about Hosmer from Watertown families.

Other schools in Watertown School District

The district →
James Russell Lowell
Elementary · Grades PK–5 · Watertown
B−
422 students10:1
Cunniff
Elementary · Grades PK–5 · Watertown
C+
320 students8:1
Watertown Middle
Middle · Grades 6–8 · Watertown
C+
583 students11:1
Watertown High
High · Grades 9–12 · Watertown
A−
761 students11:1

School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against Massachusetts’s other public schools; Watertown’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.