The top reported proficiency rate is 74% in Science. The lowest is 44% in Math.
Original Research by School Decision on Christopher Columbus Cs
Christopher Columbus CS is a charter school serving kindergarten through eighth grade in Philadelphia. Its enrollment is spread fairly evenly across its nine grade levels, with a student body that is mixed by race and ethnicity, predominantly white with substantial shares of Asian, Black, and Hispanic students. About a quarter of the student body qualifies for free or reduced-price lunch, a somewhat lower rate than many urban schools of its type.
The school operates two South Philadelphia campuses: one for kindergarten through fourth grade and a second for grades five through eight. This split-site arrangement is a structural fact families should understand if considering enrollment; it means a transition point mid-way through the child's time at the school.
On state assessment results, the school's performance is uneven by subject. In English language arts, the proficiency rate is solidly above half, a meaningful floor. Mathematics proficiency is lower, at less than half of students meeting the standard. Science results, from the most recent available test year, were considerably stronger. The school tested several hundred students in both ELA and math, so these figures reflect meaningful sample sizes. No state test data was available for science in the current school year, and data on participation rates and average scale scores were not reported. Science results come from the prior year.
The school went through its charter renewal process with the School District of Philadelphia in 2022-23. At that time, according to publicly reported oversight findings, the school's evaluation documentation identified missing child abuse clearances in personnel files. Additionally, an eighth-grade teacher at the school was arrested over an alleged sexual relationship with a student. These are serious compliance matters. The school was renewed despite these findings. Parents weighing enrollment may want to look into the school's current personnel practices and safeguarding policies directly with the administration, and may also want to review any written response or corrective action plans the school filed with the district.
The school also submitted a charter amendment proposal to build an annex, intended to expand its facilities. That proposal's status and any approval or conditions attached to it would affect future capacity and physical layout, and a parent might ask the school directly about timelines and how expansion might affect the current student experience.
The 19147 zip code where the school is located has median home values a modest amount above the state benchmark, reflecting South Philadelphia's position as a neighborhood of historic rowhouses with ongoing modest investment. Rents in the area have risen modestly in recent years. The broader context is a city in moderate growth, concentrated in Center City, with education and healthcare as major economic anchors.
No data on attendance, discipline, staffing, course offerings beyond core academics, or special education services was available in the school's public reporting. A family considering Christopher Columbus should ask the school directly about these dimensions of school life, along with specific questions about the personnel safeguards and oversight structures now in place following the findings from the last renewal cycle.
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