MASSACHUSETTS PUBLIC SCHOOL

Wm Diamond Middle

Lexington

LOCATIONMassachusetts
DESE SCHOOL CODE01550310
2025 MCAS ACHIEVEMENT RESULTS

Scores by tested grade

Percent of tested results at each achievement level, combined across available subjects.

Official DESE school profile ↗
GradeAchievement breakdownMeeting or exceeding
Grade 6623 tested results
Exceeding 33%Meeting 43%Partially meeting 19%Not meeting 6%
76%+33 pts vs. state
Grade 7566 tested results
Exceeding 34%Meeting 44%Partially meeting 17%Not meeting 5%
78%+37 pts vs. state
Grade 81,212 tested results
Exceeding 25%Meeting 50%Partially meeting 20%Not meeting 5%
76%+35 pts vs. state
Grades 3–8 combined2,099 tested results
Exceeding 31%Meeting 45%Partially meeting 18%Not meeting 5%
77%+35 pts vs. state

Subject results are weighted by tested-student counts. Source percentages are rounded and may not total exactly 100%. MCAS is one measure and should be considered with growth, programs, services, accessibility, and school climate.

About this school data

School location and grades come from the Massachusetts public-school catalog. Assessment results come from the Massachusetts Department of Elementary and Secondary Education’s 2025 MCAS Achievement Results dataset.

Search all Massachusetts MCAS scores →