Keystone Academy CS
CharterRegular School · Philadelphia, PA
Keystone Academy CS is a charter regular school school in Philadelphia, Pennsylvania, serving grades KG–08 with 642 students enrolled (SY 2024-2025). The student-teacher ratio is 15.3:1.
Student Demographics (SY 2024-2025)
| Race / Ethnicity | Students | Share |
|---|---|---|
| Black or African American | 233 | 36% |
| Hispanic/Latino | 220 | 34% |
| White | 110 | 17% |
| Asian | 48 | 7% |
| Two or more races | 31 | 5% |
| Total enrollment | 642 | 320M / 322F |
English Language Learners: 41 (6% of enrollment) · SY 2021–22
Academic Performance (SY 2021-2022)
| Metric | This School | State Avg | Tested |
|---|---|---|---|
| Math Proficiency | 15.0% -22pp | 37.0% | 369 |
| Reading Proficiency | 48.0% -6.6pp | 54.6% | 369 |
| Science Proficiency | 50-54% | — | 118 |
Source: EDFacts, SY 2020–2021. Suppressed values (e.g. <=10%) indicate fewer than the minimum reportable threshold.
Stanford Achievement Estimate
Pooled score across SY 2009–2022 (grades 3–8), expressed in grade levels relative to the national average. Positive = above average.
Programs & Discipline
Source: Civil Rights Data Collection (CRDC), Office for Civil Rights & EDFacts.
Lunch Program (SY 2024-2025)
| Category | Students | % of School |
|---|---|---|
| Total enrollment (est.) | 642 | 100% |
Contact & Location
4521 Longshore Avenue
Philadelphia, PA 19135
Phone: (215)332-2111
http://www.keystoneacademycs.orgRelated Data
- Neighborhood demographics (ZIP 19135) → CensusDepth.com
- Pennsylvania population & income data → CensusDepth.com
- Pennsylvania teacher salaries → WageDepth.com
NCES ID
420076206103
Data sources: NCES CCD SY 2024-2025 (directory, staff, lunch), EDFacts SY 2020-21 (assessments), CRDC SY 2021-22 (programs & discipline), SEDA v6.0 (achievement estimates). Updated annually. NCES CCD