# WILLIAM SIDNEY MOUNT ELEMENTARY SCHOOL

*Machine-readable school profile — served at https://us.ny.whatschool.ai/en/ny/school/william-sidney-mount-elementary-school-stony-brook/llm*

Full profile (human-readable): https://us.ny.whatschool.ai/en/ny/school/william-sidney-mount-elementary-school-stony-brook

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## Core identification
- **NCES School ID**: `362820003810`
- **School name**: WILLIAM SIDNEY MOUNT ELEMENTARY SCHOOL
- **Location**: STONY BROOK, NY 11790
- **Address**: 50 DEAN LN
- **District**: THREE VILLAGE CENTRAL SCHOOL DISTRICT (LEAID `3628200`)
- **Sector**: Public
- **School type**: Regular
- **School level**: Primary
- **Coordinates**: 40.89400, -73.13640
- **Phone**: (631)730-4300

## Enrollment (2024)
- **Students**: 525
- **Teachers (FTE)**: 40
- **Student-teacher ratio**: 13.1:1
- **Free/reduced lunch**: 20.4%

## Attendance
- **2020**: chronic absence 5.5% (25 students) [source: crdc_2020]
- **2020**: chronic absence 0.0% [source: crdc]
- **2017**: chronic absence 0.0% [source: crdc]
- **2015**: chronic absence 3.1% (16 students) [source: crdc]

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

## Demographics (2023)
- **White**: 0.0%
- **Hispanic/Latino**: 9.5%
- **Black/African American**: 18.4%
- **Asian**: 1.1%
- **American Indian/Alaska Native**: 65.9%
- **Pacific Islander**: 0.0%
- **Two or more races**: 5.1%
- **Free/reduced lunch eligible**: 20.0%

## Inclusion — IDEA & English Learners (2017)
- **Students with IEP (IDEA)**: 8.9% — 46 students
- **English Learners**: 0.0%

## Disability category breakdown (CRDC)
- **Speech/Language Impairment**: 15 students
- **Other Health Impairment**: 11 students
- **Specific Learning Disability**: 10 students
- **Autism**: 2 students
- **Hearing Impairment**: 1 students
- **Orthopedic Impairment**: 1 students

## Finance
### District F-33 (2022)
- **District per-pupil revenue**: $39,590,532
- **Federal share**: 2.8%
- **State share**: 25.5%
- **Local share**: 71.7%
- **Instructional spending per pupil**: $24,242,890

## Neighbourhood (ACS 2019-2023)
- **Median household income**: $152,917
- **Poverty rate**: 6.1%
- **Bachelor's degree or higher**: 65.3%
- **Unemployment**: 8.1%
- **Median gross rent**: $3,501
- **Foreign-born residents**: 13.9%
- **Single-parent households**: 0.0%

## Environmental context
- **Nearest Superfund (NPL)**: 4.2 miles (LAWRENCE AVIATION INDUSTRIES INC)
- **Toxic Release Inventory sites within 1 mile**: 0
- **TRI sites within 5 miles**: 5
- **Nearest brownfield**: 9.07 miles (FORMER CENTRAL ISLIP PSYCHIATRIC CENTER)

### Air quality
- **PM2.5 annual average**: 5.76964 μg/m³ (EPA std: 9)
- **Nearest monitor**: 18.0 miles

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