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C−

Conservatory Lab Charter School

PublicElementaryGrades PK–8Charter

395 Columbia Rd, Dorchester, MA 02125 · (617) 254-8904

Boston’s School Grade C− better than 18% of Massachusetts school districts

Directions
Students
454
Students per teacher
17:1
Setting
City
Grades
PK–8
The gist

What stands out about Conservatory Lab Charter School

  • Its own letter, C−: better results than 23% of Massachusetts’s public schools
  • Math proficiency 19 pts below the state
  • Reading / language arts 15 pts below the state

Test scores

2020–21
Math proficiency18%
State average 36.7%
Reading / language arts34%
State average 49.3%

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

Location

Directions ↗

395 Columbia Rd, Dorchester

Students

Enrollment by grade
Pre-K48
Kindergarten45
Grade 154
Grade 252
Grade 352
Grade 457
Grade 552
Grade 643
Grade 726
Grade 825
Enrollment over time
457’20
447’21
454’22
444’23
454’24

About steady since 2020–21.

Who goes here
Black 50%Hispanic 41%White 4%Two or more races 3%Asian 1%American Indian/Alaska Native <1%Native Hawaiian/Pacific Islander <1%

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

Parents talk

Questions and answers about Conservatory Lab Charter School from Boston families.

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; Boston’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.