PS 165 IDA POSNER vs PS 48 MAPLETON

PS 48 Mapleton holds a meaningful overall edge over PS 165 Ida Posner: an 8.6 vs. 7.7 out of 10, a 0.9-point gap that translates directly into state rank position. PS 48 Mapleton ranks #221 of 4,742 schools in New York, placing it in the top 5 percent statewide. PS 165 Ida Posner ranks #984 of 4,742 — a respectable top quarter, but a significant step below Mapleton's position. For Brooklyn parents prioritizing a school with demonstrated standing against peers across New York, that 763-rank difference is concrete and consequential.

On academics, PS 48 Mapleton scores 8.3 out of 10 versus PS 165 Ida Posner's 7.5 — a 0.8-point gap in measured proficiency. The growth picture flips: PS 165 Ida Posner posts a 9.9 growth score against PS 48 Mapleton's 9.5, meaning students at Ida Posner are gaining ground relative to academic expectations at a slightly faster rate. Parents weighing current achievement level against year-over-year learning velocity will find a genuine trade-off between these two schools, not a clean winner.

PS 165 Ida Posner serves 199 students compared to PS 48 Mapleton's 496 — Mapleton enrolls more than twice as many children. Despite that size difference, both schools maintain nearly identical student-teacher ratios: 11.1:1 at Ida Posner and 10.8:1 at Mapleton, so neither school has a structural classroom-size advantage. The free and reduced-price lunch rate — 98% at PS 165 Ida Posner versus 87% at PS 48 Mapleton — reflects a higher concentration of economic need at Ida Posner, which gives the school's 9.9 growth score additional weight; those gains are happening in a higher-challenge demographic context.

Both schools are public elementary programs serving grades PK through 5, so families with children in that range have no grade-span incompatibility to consider. The two campuses sit 4.7 miles apart within Brooklyn, making them a realistic either/or decision for families in the borough rather than schools in overlapping zones.