Enrollment
354
Elementary
DISTRICT 471 · STATE 443
SCHOOL COMMUNITY·NEW YORK CITY GEOGRAPHIC DISTRICT #10·NCES 360008705140
PS 91
2200 AQUEDUCT AVE, BRONX, NY 10453 · (718) 584-5805 · Bronx County
GRADES KG–05ELEMENTARY11-CITYTITLE IREGULAR SCHOOL354 STUDENTS
Student : Teacher
8.8:1
40 FTE teachers
DISTRICT 11.3:1 · STATE 12.8:1
Free / Reduced Lunch
98%
346 students
DISTRICT 91% · STATE 58%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Student demographics
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
NYS Assessments 2024-25 . % Proficient (Level 3 + Level 4)English Language Arts
31.0%
NY avg 58.3% . +2.0pp since 2023
Math
30.0%
NY avg 57.4% . -6.0pp since 2023
What this means: On the NYS Assessments, New York's statewide test, about 31 of every 100 students at this school read and write at grade level and about 30 of 100 do math at grade level. Across all New York schools, those numbers are about 58 and 57. Reading and writing scores are up about 2 points since 2023, while math scores are down about 6 points.
Source: NYS Assessments. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
30.7%
composite math + reading, all grades
Predicted
39.0%
based on NY schools with similar FRL share
Beats by
-8.3pp
below demographic expectation
What this means: About 31% of students here test proficient in math and reading, compared with the roughly 39% typical for New York schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among New York's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
7-year change
SY 2017-18 vs SY 2024-25Enrollment
354
-376 (-52%) vs 2017
Student : Teacher
8.8:1
was 13.0:1
% White
3%
was 2%
% Hispanic
81%
was 76%
% Black
11%
was 17%
% Asian
3%
was 4%
Source: NCES Common Core of Data
About PS 91
Set in BRONX, New York, PS 91 is a tight-knit K-5 school, operated by NEW YORK CITY GEOGRAPHIC DISTRICT #10. It enrolls 354 students across grades K through 5. That puts it 20% leaner than the typical public school in New York, which averages around 443 students.
NEW YORK CITY GEOGRAPHIC DISTRICT #10 runs 83 schools in total, collectively educating 40,459 students. PS 91 is one of those campuses.
On demographics, PS 91 reports that nearly all students (81%) are Hispanic; the rest consists of 11% Black, 3% Asian, 3% White. That is visibly more Hispanic than the county at large, where the share is closer to 55%.
Looking at school resources, On paper, PS 91 has 40 full-time-equivalent teachers, translating to a class-load average of around 8.8:1. That figure is tighter than the state norm's 12.8:1 average. Roughly 98% of students at PS 91 qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator.
On a demographically-adjusted basis, PS 91 performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 39.0%, the actual is 30.7%, a residual of -8.3 points.
Across the wider county, ACS estimates for Bronx County put median household income runs about $48,676, roughly 22% of adults have completed at least a four-year degree, and roughly 23% of residents live below the federal poverty line. Across Bronx County's 472 public schools (combined enrollment of about 202,028 students), PS 91 is one campus in the mix.
Nearest neighbor: PS 291, around 0.1 miles off. Counting just inside five miles, 8 other public schools cluster around PS 91. On composite proficiency, PS 91 comes 8th of 9 in the immediate cluster, below the nearby-schools average of 41.8%.
The campus sits in an urban setting.
Five-year trend. Over the past 7-year window, the student count decreased 52%: 730 students in 2018 compared to 354 in 2025. Over the same period, the Black share declined from 17% to 11%. Class-load math has narrowed: from 13.0:1 in 2018 to 8.8:1 in 2025.
On this page, members of the PS 91 community share and discuss open house dates, ride-share offers, and field-trip permission slips. Contributors range from current parents to recent graduates and teachers.
Bronx County at a glance
View full county profilePopulation
1,404,779
Census ACS
Median income
$48,676
Household, ACS
Bachelor's+
22%
Adults 25+
Poverty rate
23%
Below federal line
Schools in county
472
202,028 students
Quick facts
Related schools
Other schools in NEW YORK CITY GEOGRAPHIC DISTRICT #10
- BRONX HIGH SCHOOL OF SCIENCE (THE)High · 2,953 students
- RIVERDALE/KINGSBRIDGE ACADEMY (MS/HS 141)High · 1,383 students
- DEWITT CLINTON HIGH SCHOOLHigh · 1,212 students
- PS 86 KINGSBRIDGE HEIGHTSElementary · 1,091 students
- IN-TECH ACADEMY (MS/HS 368)High · 953 students
- PS 95 SHEILA MENCHERElementary · 851 students
Other schools in BRONX
- BRONX HIGH SCHOOL OF SCIENCE (THE)High · 2,953 students
- KIPP BRONX CHARTER SCHOOL IIICombined · 2,390 students
- HARRY S TRUMAN HIGH SCHOOLHigh · 1,650 students
- ATMOSPHERE ACADEMY PUBLIC CHARTER SCHOOLHigh · 1,481 students
- PS 83 DONALD HERTZElementary · 1,451 students
- RIVERDALE/KINGSBRIDGE ACADEMY (MS/HS 141)High · 1,383 students
Nearby schools
- PS 2910.1 mi · 311
- PS 15 INSTITUTE FOR ENVIRONMENTAL LEARNING0.1 mi · 372
- IS 206 ANN MERSEREAU0.2 mi · 229
- KIPP FREEDOM CHARTER SCHOOL0.2 mi · 615
- PS 279 CAPT MANUEL RIVERA JR0.3 mi · 638
- CRESTON ACADEMY0.3 mi · 418
Frequently asked questions
About PS 91What is the total enrollment at PS 91?
PS 91 enrolls approximately 354 students in grades KG-05.
What age range does PS 91 serve?
PS 91 serves students from grade KG through grade 05.
How many students per teacher at PS 91?
Approximately 8.8:1 students per teacher at PS 91.
What is the student diversity at PS 91?
Student demographics at PS 91 are roughly 3% White, 81% Hispanic, 11% Black, 3% Asian, 0% Two or more.
Is PS 91 public or private?
PS 91 is a public K-12 school, overseen by NEW YORK CITY GEOGRAPHIC DISTRICT #10.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.