Keystone Academy CS
Public
Elementary Grades K–8 Charter
Part of Keystone Academy CS
4521 Longshore Avenue, Philadelphia, PA 19135 · (215) 332-2111
Community ratings
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Academic performance
Math proficiency15%
State average 37.3%
Reading / language arts48%
State average 55%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
642Students enrolled
15:1Student–teacher ratio
CitySetting
Regular SchoolSchool type
Enrollment by grade
Kindergarten76
Grade 181
Grade 280
Grade 376
Grade 475
Grade 562
Grade 665
Grade 762
Grade 865
Students
Black · 36%233
Hispanic · 34%220
White · 17%110
Asian · 7%48
Two or more races · 5%31
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
647’20
622’21
666’22
663’23
642’24
Location
4521 Longshore Avenue Philadelphia
Neighbor reviews
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School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Academic scores from the EDFacts via Urban Institute Education Data Portal (SY2020-21). Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.