A+
Wm Diamond Middle
PublicMiddleGrades 6–8
99 Hancock Street, Lexington, MA 02420 · (781) 861-2460 · Part of Lexington School District
Students
936
Students per teacher
9:1
Setting
Suburb
Grades
6–8
What stands out about Wm Diamond Middle
- School Grade A+: near the top of Massachusetts’s public schools
- Math proficiency 38 pts above the state
- Reading / language arts 27 pts above the state
- Small classes: 9:1 students per teacher
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency75%
State average 36.7%
Reading / language arts76%
State average 49.3%
Location
Directions ↗
99 Hancock Street, Lexington
Students
Enrollment by grade
Grade 6322
Grade 7297
Grade 8317
Enrollment over time
912’20
919’21
942’22
927’23
936’24
About steady.
Who goes here
Asian 45%White 35%Two or more races 9%Hispanic 8%Black 4%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Wm Diamond Middle.
Other schools in Lexington School District
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.