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D

Laboratory CS

PublicElementaryGrades K–8Charter

Administrative Office, Philadelphia, PA 19140 · (267) 817-4720

Philadelphia’s School Grade D better than 13% of Pennsylvania school districts

Directions
Students
461
Students per teacher
22:1
Setting
City
Grades
K–8
The gist

What stands out about Laboratory CS

  • Its own letter, D: reading and math results near the bottom of Pennsylvania’s public schools
  • Math proficiency 32 pts below the state
  • Reading / language arts 25 pts below the state
  • Larger classes: 22 students per teacher
  • Enrollment down 32.8% since 2020–21

Test scores

2020–21
Math proficiency5%
State average 37.3%
Reading / language arts30%
State average 55%

Its own letter, D, places these results among Pennsylvania’s 2,693 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

Location

Directions ↗

Administrative Office, Philadelphia

Students

Enrollment by grade
Kindergarten43
Grade 140
Grade 247
Grade 353
Grade 471
Grade 547
Grade 640
Grade 760
Grade 860
Enrollment over time
686’20
464’21
491’22
406’23
461’24

Down 32.8% since 2020–21.

Who goes here
Black 93%Hispanic 5%White <1%Native Hawaiian/Pacific Islander <1%Two or more races <1%

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

Parents talk

Questions and answers about Laboratory CS from Philadelphia 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 Pennsylvania’s other public schools; Philadelphia’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.