Arts Academy Elementary CS vs Building 21 Allentown
A head-to-head comparison of two schools in Pennsylvania, United States, 137 m apart, using official American 2025 data. The better value in each row is highlighted.
Arts Academy Elementary CS
Allentown · Charter elementary · Grades K–5
425 students
Building 21 Allentown
Allentown · Public high · Grades 9–12
415 students
| Measure | Arts Academy Elementary CS Allentown, Pennsylvania | Building 21 Allentown Allentown, Pennsylvania |
|---|---|---|
| Success Index (US) | 23 Lower 50% | 16 Lower 50% |
| State rank | #1404 of 1,627 | #585 of 618 |
| National rank | #43197 of 50,301 | #15905 of 16,910 |
| Sector | Charter | Public |
| Type | Elementary | High |
| Year range | Grades K–5 | Grades 9–12 |
| Students | 425 | 415 |
| Enrollment | 425 | 415 |
| Free/reduced-price lunch | 104.7% | 99% |
| Students per teacher | 9.2 | 16.0 |
| Reading proficiency | 32% | 27% |
| Math proficiency | 17% | 17% |
| city | Allentown | Allentown |
| state | Pennsylvania | Pennsylvania |
| Website | – | – |
The verdict
- •Arts Academy Elementary CS scores higher on the Success Index (US) (22.6 vs 16.1).
- •Arts Academy Elementary CS does better on reading proficiency (32% vs 27%).
- •Building 21 Allentown does better on community advantage (fewer free/reduced-price lunch) (99% vs 104.7%).
- •Arts Academy Elementary CS does better on students per teacher (9.2 vs 16.0).
- •Arts Academy Elementary CS is the larger school with 425 students compared with 415.
- •Arts Academy Elementary CS is a charter school while Building 21 Allentown 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 Arts Academy Elementary CS better than Building 21 Allentown?
On the Success Index (US), Arts Academy Elementary CS ranks higher (22.6 vs 16.1 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 Arts Academy Elementary CS and Building 21 Allentown?
About 137 m in a straight line, between Allentown and Allentown in Pennsylvania.
Which has the better Enrollment?
Arts Academy Elementary CS: 425. Building 21 Allentown: 415. Students enrolled in the latest NCES directory year.
How do Arts Academy Elementary CS and Building 21 Allentown rank in Pennsylvania?
Arts Academy Elementary CS is 1404th of 1,627 and Building 21 Allentown is 585th of 618 among elementary schools in Pennsylvania on the 2025 Success Index (US).