# SCHOOL 21

*Machine-readable school profile — served at https://us.ny.whatschool.ai/en/ny/school/school-21-yonkers/llm*

Full profile (human-readable): https://us.ny.whatschool.ai/en/ny/school/school-21-yonkers

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## Core identification
- **NCES School ID**: `363192004264`
- **School name**: SCHOOL 21
- **Location**: YONKERS, NY 10705
- **Address**: 100 LEE AVE
- **District**: YONKERS CITY SCHOOL DISTRICT (LEAID `3631920`)
- **Sector**: Public
- **School type**: Regular
- **School level**: Primary
- **Coordinates**: 40.91020, -73.87890
- **Phone**: (914)376-8435

## Enrollment (2024)
- **Students**: 328
- **Teachers (FTE)**: 21
- **Student-teacher ratio**: 15.6:1
- **Free/reduced lunch**: 66.2%

## State accountability rating
- **System**: NY ESSA
- **Year**: 2025
- **Overall rating**: Local Support and Improvement
- **Indicators**:
  - EM ELP: 3
  - EM Attendance: 1
  - EM Core Performance: 2
  - EM Weight Performance: 2
  - EM Growth: 2
  - overall_status: Local Support and Improvement

## Academic performance (state assessments)
### 2025
- **Overall (NY ESSA)**: 62.0% proficient
- **Overall Status (NY ESSA)**: 62.0% proficient

## Attendance
- **2020**: chronic absence 37.7% (159 students) [source: crdc_2020]
- **2020**: chronic absence 0.0% [source: crdc]
- **2017**: chronic absence 0.0% [source: crdc]
- **2015**: chronic absence 52.3% (160 students) [source: crdc]

## Discipline (latest CRDC year)
- **Year**: 2020
- **In-school suspensions**: 0
- **Out-of-school suspensions**: 0
- **Expulsions**: 0

## Demographics (2023)
- **White**: 1.4%
- **Hispanic/Latino**: 52.4%
- **Black/African American**: 5.5%
- **Asian**: 14.7%
- **American Indian/Alaska Native**: 23.5%
- **Pacific Islander**: 0.0%
- **Two or more races**: 2.6%
- **Free/reduced lunch eligible**: 56.5%

## Inclusion — IDEA & English Learners (2017)
- **Students with IEP (IDEA)**: 12.1% — 37 students
- **English Learners**: 24.5% — 75 students

## Disability category breakdown (CRDC)
- **Speech/Language Impairment**: 12 students
- **Other Health Impairment**: 10 students
- **Emotional Disturbance**: 6 students
- **Specific Learning Disability**: 2 students

## Finance
### School-level (ESSA 2024-2025)
- **Total per-pupil expenditure**: $31,385
- **Federal share**: $3,284
- **State + local share**: $28,101
- **Enrolled for PPE calc**: 306
### District F-33 (2022)
- **District per-pupil revenue**: $32,023,107
- **Federal share**: 13.9%
- **State share**: 52.4%
- **Local share**: 33.8%
- **Instructional spending per pupil**: $17,799,967

## Neighbourhood (ACS 2019-2023)
- **Median household income**: $66,801
- **Poverty rate**: 18.8%
- **Bachelor's degree or higher**: 37.0%
- **Unemployment**: 5.6%
- **Median gross rent**: $1,690
- **Foreign-born residents**: 35.7%
- **Single-parent households**: 14.5%

## Environmental context
- **Nearest Superfund (NPL)**: 9.3 miles (QUANTA RESOURCES)
- **Toxic Release Inventory sites within 1 mile**: 1
- **TRI sites within 5 miles**: 45
- **Nearest brownfield**: 0.70 miles (GETTY SQUARE BRANCH TRAIL LOT 2)

### Water safety
- **Public water system**: YONKERS CITY
- **SDWA health violations (10 yr)**: 0
- **Acute violations (10 yr)**: 0

### Air quality
- **PM2.5 annual average**: 6.43167 μg/m³ (EPA std: 9)
- **Nearest monitor**: 2.9 miles

## Nearby schools performing better

### ela proficiency
- **YONKERS MONTESSORI ACADEMY** — 0.9 mi away, 48% (this school: 39%)
- **PS 19 JUDITH K WEISS** — 1.0 mi away, 58% (this school: 39%)
- **MONTESSORI SCHOOL 27** — 1.4 mi away, 58% (this school: 39%)
- **PEARLS HAWTHORNE SCHOOL** — 1.4 mi away, 84% (this school: 39%)
- **SCHOOL 23** — 1.4 mi away, 45% (this school: 39%)

### math proficiency
- **YONKERS MONTESSORI ACADEMY** — 0.9 mi away, 56% (this school: 48.5%)
- **PS 19 JUDITH K WEISS** — 1.0 mi away, 61.25% (this school: 48.5%)
- **MONTESSORI SCHOOL 27** — 1.4 mi away, 62% (this school: 48.5%)
- **PEARLS HAWTHORNE SCHOOL** — 1.4 mi away, 88.5% (this school: 48.5%)
- **PS 81 ROBERT J CHRISTEN** — 1.4 mi away, 72% (this school: 48.5%)

## Related data feeds
- **Profile (human)**: https://us.ny.whatschool.ai/en/ny/school/school-21-yonkers
- **Performance**: https://us.ny.whatschool.ai/en/ny/school/school-21-yonkers/performance
- **Finance**: https://us.ny.whatschool.ai/en/ny/school/school-21-yonkers/finance
- **Demographics**: https://us.ny.whatschool.ai/en/ny/school/school-21-yonkers/demographics
- **Inclusion**: https://us.ny.whatschool.ai/en/ny/school/school-21-yonkers/inclusion
- **Context (neighbourhood)**: https://us.ny.whatschool.ai/en/ny/school/school-21-yonkers/context
- **Attendance**: https://us.ny.whatschool.ai/en/ny/school/school-21-yonkers/attendance
- **Discipline**: https://us.ny.whatschool.ai/en/ny/school/school-21-yonkers/discipline
- **Outcomes**: https://us.ny.whatschool.ai/en/ny/school/school-21-yonkers/outcomes
- **Workforce**: https://us.ny.whatschool.ai/en/ny/school/school-21-yonkers/workforce

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*Source: US Dept of Education CCD, EDFacts, CRDC, F-33; US Census ACS; EPA SDWIS, TRI, NPL, AQS; state DOE portals (CA CDE, TX TEA, FL DOE, NY NYSED, IL ISBE, WA OSPI). Aggregated by WhatSchool.ai.*

*Canonical cross-domain architecture: WhatSchool.ai · Spill.org · CourseMap.org · WhatCareer.net*