Frederick Douglass Mastery CS vs Kelley William D Sch
A head-to-head comparison of two elementary schools in Pennsylvania, United States, 1.0 km apart, using official American 2025 data. The better value in each row is highlighted.
Frederick Douglass Mastery CS
Philadelphia · Charter elementary · Grades K–8
528 students
Kelley William D Sch
Philadelphia · Public elementary · Grades PK–8
211 students
| Measure | Frederick Douglass Mastery CS Philadelphia, Pennsylvania | Kelley William D Sch Philadelphia, Pennsylvania |
|---|---|---|
| Success Index (US) | 13 Lower 50% | 15 Lower 50% |
| State rank | #1579 of 1,627 | #1552 of 1,627 |
| National rank | #48334 of 50,301 | #47639 of 50,301 |
| Sector | Charter | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–8 | Grades PK–8 |
| Students | 528 | 211 |
| Enrollment | 528 | 211 |
| Free/reduced-price lunch | 99.4% | 107.6% |
| Students per teacher | 16.0 | 8.1 |
| Reading proficiency | 30% | 19% |
| Math proficiency | 14% | 11% |
| city | Philadelphia | Philadelphia |
| state | Pennsylvania | Pennsylvania |
| Website | – | – |
The verdict
- •Kelley William D Sch scores higher on the Success Index (US) (15.0 vs 13.4).
- •Frederick Douglass Mastery CS does better on math proficiency (14% vs 11%).
- •Frederick Douglass Mastery CS does better on reading proficiency (30% vs 19%).
- •Frederick Douglass Mastery CS does better on community advantage (fewer free/reduced-price lunch) (99.4% vs 107.6%).
- •Kelley William D Sch does better on students per teacher (8.1 vs 16.0).
- •Frederick Douglass Mastery CS is the larger school with 528 students compared with 211.
- •Frederick Douglass Mastery CS is a charter school while Kelley William D Sch is a public school, so fees and admission rules differ.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is Frederick Douglass Mastery CS better than Kelley William D Sch?
On the Success Index (US), Kelley William D Sch ranks higher (15.0 vs 13.4 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are Frederick Douglass Mastery CS and Kelley William D Sch?
About 1.0 km in a straight line, between Philadelphia and Philadelphia in Pennsylvania.
Which has the better Enrollment?
Frederick Douglass Mastery CS: 528. Kelley William D Sch: 211. Students enrolled in the latest NCES directory year.
How do Frederick Douglass Mastery CS and Kelley William D Sch rank in Pennsylvania?
Frederick Douglass Mastery CS is 1579th of 1,627 and Kelley William D Sch is 1552nd of 1,627 among elementary schools in Pennsylvania on the 2025 Success Index (US).