P.S. 155 William Paca (04M155) is a public school in District 4, East Harlem North, Manhattan, serving grades pre-K, K–5. In 2026, 18% of tested students were proficient in reading and 30% were proficient in math (NYC DOE). Enrollment was 171 students in 2025–26 (NYC DOE). The average K–5 class size was 11.3 students in 2025–26 (NYC DOE).
Visit school websiteThe one thing to remember
2026 reading proficiency is 18%, lower than most NYC elementary schools, including those with similar economic need; down 10 points from 2025; reading is down 11 points since 2023, while citywide reading fell 2 points.
Also worth knowing: Math is up 16 points since 2023, while citywide math rose 6 points.
Students here gain less than at most schools serving similar students
Impact score: 0.31 · 5th percentile
The DOE compares results with those of students with similar starting points and backgrounds.
View this school's official NYC DOE School Quality SnapshotReading
18%
students scored at Level 3 or 4
62 students tested
Mathematics
30%
students scored at Level 3 or 4
61 students tested
Excludes charter schools. Weighted by students tested.
New York changed its grades 3–8 tests in 2023. Compare years from 2023 onward with each other, not with earlier years.
Citywide reading scores fell sharply in 2026; NYC Public Schools is reviewing the results. Source: NYC Public Schools
| Year | Reading | Math |
|---|---|---|
| 2018 | 20% | 16% |
| 2019 | 17% | 15% |
| 2022 | 25% | 23% |
| 2023 | 29% | 14% |
| 2024 | 28% | 18% |
| 2025 | 28% | 16% |
| 2026 | 18% | 30% |
Proficiency means scoring at Level 3 or above. Test scores are one measure of a school, not the whole experience.
Economic need index: 93%0.4 mi away
Economic need index: 93%0.2 mi away
Economic need index: 93%0.3 mi away
Economic need index: >95%0.3 mi away
Economic need index: 90%0.2 mi away
Economic need index: 93%0.3 mi away
Economic need index: 93%
Economic need index: >95%0.2 mi away
Economic need index: 93%0.4 mi away
Economic need index: 93%0.3 mi away
Economic need index: 90%0.2 mi away
Economic need index: 93%0.2 mi away
Economic need index: >95%0.3 mi away
Economic need index: 93%
Economic need index: >95%0.2 mi away
Economic need index: 93%0.3 mi away
| Measure | P.S. 155 William Paca | P.S. 096 Joseph Lanzetta |
|---|---|---|
| 2026 reading proficient | 18% (-10 points vs 2025) | 13% (-7 points vs 2025) |
| 2026 math proficient | 30% (+13 points vs 2025) | 22% (+3 points vs 2025) |
| Average K–5 class size (2025–26) | 11.3 | 12.0 |
| Enrollment (2025–26) | 171 | 322 |
| Student–teacher ratio (2025–26) | 7.1 | 7.0 |
| Family satisfaction (2026) | 93% | 95% |
| Principal trust (2026) | 96% | 95% |
| Teacher trust (2026) | 95% | 96% |
| Leadership (2026) | 94% | 96% |
| Distance between schools | 0.2 mi | |
P.S. 155 William Paca has higher math proficiency than P.S. 096 Joseph Lanzetta (30% vs 22%).
Enrollment
171 students
pre-K, K–5 · down 26 over five years
NYC DOE · 2025–26
Class size
11.3
children in the average K–5 class; about 7.1 students per teacher (2025–26)
NYC DOE · 2025–26
English learners
33%
was 39% in 2024–25
NYC DOE · 2025–26
Economic need
>95% of students live in poverty (2025–26)
Economic need index: 93% — the measure we use to compare similar schools.
NYC DOE · 2025–26
Special education
28%
of students here are in special education
NYC DOE · 2025–26
Student body: 1% White, 83% Hispanic, 3% Asian, 8% Black, 0% multiracial, 53% female, 47% male.
Economic need index: 93% — the measure we use to compare similar schools. It combines measures of students’ economic circumstances; it is not a measure of school quality.
NYC DOE · 2026 survey
NYC DOE · 2024–25
Admissions for NYC public schools go through MySchools. Check the attendance zone shown above; zones can change and do not guarantee a seat.
319 East 117 Street
Source: NYC DOE / NYSED, 2026 · School information · View this school's official NYC DOE School Quality Snapshot
Admissions for NYC public schools go through MySchools.