# The Leffell School

*Machine-readable school profile — served at https://us.ny.whatschool.ai/en/ny/school/the-leffell-school-hartsdale/llm*

Full profile (human-readable): https://us.ny.whatschool.ai/en/ny/school/the-leffell-school-hartsdale

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## Core identification
- **NCES School ID**: `PSS_A0502564`
- **School name**: The Leffell School
- **Location**: Hartsdale, NY 10530
- **Address**: 555 W Hartsdale Ave
- **District**: Religious: Jewish
- **Sector**: Private
- **School type**: Regular
- **School level**: Other
- **Grade range**: 6–12
- **Coordinates**: 41.03235, -73.80818
- **Phone**: 914-713-8064

## Enrollment (latest)
- **Students**: N/A
- **Teachers (FTE)**: N/A

## Neighbourhood (ACS 2019-2023)
- **Median household income**: $115,436
- **Poverty rate**: 9.6%
- **Bachelor's degree or higher**: 58.9%
- **Unemployment**: 4.0%
- **Median gross rent**: $1,896
- **Foreign-born residents**: 23.5%
- **Single-parent households**: 2.1%

## Environmental context
- **Nearest Superfund (NPL)**: 14.7 miles (MATTIACE PETROCHEMICAL CO INC)
- **Toxic Release Inventory sites within 1 mile**: 0
- **TRI sites within 5 miles**: 9
- **Nearest brownfield**: 4.92 miles (CSX RAILROAD)

### Air quality
- **PM2.5 annual average**: 6.43167 μg/m³ (EPA std: 9)
- **Nearest monitor**: 11.9 miles

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