STEM Institute of Manhattan (03M241) is a public school in District 3, Harlem, Manhattan, serving grades pre-K, K–5. In 2026, 27% of tested students were proficient in reading and 38% were proficient in math (NYC DOE). Enrollment was 137 students in 2025–26 (NYC DOE). The average K–5 class size was 16.8 students in 2025–26 (NYC DOE).
Visit school websiteThe one thing to remember
2026 reading proficiency is 27%, lower than most NYC elementary schools, including those with similar economic need.
Also worth knowing: Math: 38% in 2026, up 10 points from 2025.
95%
of parents trust the principal
93%
trust their child's teachers
94%
satisfied with the education overall
NYC School Survey 2026. 44% of families answered — treat as a partial picture.
Students here gain less than at most schools serving similar students
Impact score: 0.35 · 11th 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
27%
students scored at Level 3 or 4
59 students tested
Mathematics
38%
students scored at Level 3 or 4
60 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 | 27% | 23% |
| 2019 | 21% | 21% |
| 2022 | 13% | 26% |
| 2023 | 25% | 32% |
| 2024 | 26% | 31% |
| 2025 | 30% | 29% |
| 2026 | 27% | 38% |
Proficiency means scoring at Level 3 or above. Test scores are one measure of a school, not the whole experience.
Economic need index: 52%0.6 mi away
Economic need index: 61%1.1 mi away
Economic need index: 68%0.8 mi away
Economic need index: 93%0.4 mi away
Economic need index: 76%0.4 mi away
Economic need index: 73%0.6 mi away
Economic need index: 58%0.4 mi away
Economic need index: 88%
Economic need index: >95%0.5 mi away
Economic need index: 61%1.1 mi away
Economic need index: 68%0.8 mi away
Economic need index: 73%0.6 mi away
Economic need index: 52%0.6 mi away
Economic need index: 93%0.4 mi away
Economic need index: 88%
Economic need index: 76%0.4 mi away
Economic need index: 58%0.4 mi away
Economic need index: >95%0.5 mi away
| Measure | Stem Institute of Manhattan | The Locke School of Arts and Engineering |
|---|---|---|
| 2026 reading proficient | 27% (-3 points vs 2025) | 32% (-20 points vs 2025) |
| 2026 math proficient | 38% (+10 points vs 2025) | 35% (-5 points vs 2025) |
| Average K–5 class size (2025–26) | 16.8 | 18.5 |
| Enrollment (2025–26) | 137 | 333 |
| Student–teacher ratio (2025–26) | 7.4 | 9.0 |
| Family satisfaction (2026) | 94% | 91% |
| Principal trust (2026) | 95% | 92% |
| Teacher trust (2026) | 93% | 95% |
| Leadership (2026) | 94% | 93% |
| Distance between schools | 0.4 mi | |
Stem Institute of Manhattan has higher family satisfaction (2026) than The Locke School of Arts and Engineering (94% vs 91%) and higher trust in principal (2026) (95% vs 92%).
Enrollment
137 students
pre-K, K–5 · up 40 over five years
NYC DOE · 2025–26
Class size
16.8
children in the average K–5 class; about 7.4 students per teacher (2025–26)
NYC DOE · 2025–26
English learners
19%
was 22% in 2024–25
NYC DOE · 2025–26
Economic need
90% of students live in poverty (2025–26)
Economic need index: 88% — the measure we use to compare similar schools.
NYC DOE · 2025–26
Special education
31%
of students here are in special education
NYC DOE · 2025–26
Student body: 2% White, 39% Hispanic, 1% Asian, 54% Black, 1% multiracial, 50% female, 50% male.
Economic need index: 88% — 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.
240 W 113th St, New York, NY 10026, USA
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.