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D

Mastery CS-Hardy Williams

PublicOtherGrades K–12Charter

5400 Warrington Street, Philadelphia, PA 19143 · (215) 724-2343

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

Directions
Students
1,253
Students per teacher
19:1
Setting
City
Grades
K–12
The gist

What stands out about Mastery CS-Hardy Williams

  • Its own letter, D: reading and math results near the bottom of Pennsylvania’s public schools
  • Math proficiency 25 pts below the state
  • Reading / language arts 33 pts below the state

Test scores

2020–21
Math proficiency12%
State average 37.3%
Reading / language arts22%
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 ↗

5400 Warrington Street, Philadelphia

Students

Enrollment by grade
Kindergarten70
Grade 177
Grade 283
Grade 384
Grade 488
Grade 583
Grade 687
Grade 7117
Grade 8128
Grade 9116
Grade 10108
Grade 11122
Grade 1290
Enrollment over time
1,235’20
1,161’21
1,215’22
1,190’23
1,253’24

About steady since 2020–21.

Who goes here
Black 95%Hispanic 3%Two or more races 2%American Indian/Alaska Native <1%Asian <1%White <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 Mastery CS-Hardy Williams 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.