New York›Schools›WILLIAM SIDNEY MOUNT ELEMENTARY SCHOOL

WILLIAM SIDNEY MOUNT ELEMENTARY SCHOOL

PublicRegular
STONY BROOK, New York · THREE VILLAGE CENTRAL SCHOOL DISTRICT
SCHOOL SNAPSHOT
Students525
ST Ratio13.1:1
FRL20%
Title INo
WILLIAM SIDNEY MOUNT
OverviewEnrollmentDemographicsPerformanceAttendanceBehaviourWorkforce

Key Indicators

At-a-glance snapshot, compared to state averages where available

State avg: 462
525
Total Enrollment
State avg: 58%
20%-37.9pp
Free/Reduced Lunch
13.1:1
Student : Teacher
Public
Sector
No
Title I
District
Governance
Primary
Level

Overview

WILLIAM SIDNEY MOUNT ELEMENTARY SCHOOL is a public primary in STONY BROOK, New York. The school enrolls 525 students. It is part of the THREE VILLAGE CENTRAL SCHOOL DISTRICT district.

Source: NCES CCD (2023)

Strengths & Things to Consider

Indicators pulled CCD and benchmarked against New York state averages. This is not a ranking — different families value different things.

Strengths

Smaller-than-average class sizes
13.1:1 student-to-teacher ratio (US average ≈ 16:1)
Serves a relatively affluent student body
20% free/reduced-lunch eligibility (below 58% state average)

Key Facts

SectorPublic
School TypeRegular
LevelPrimary
DistrictTHREE VILLAGE CENTRAL SCHOOL DISTRICT
County36103
CitySTONY BROOK
ZIP11790
Charter SchoolNo
Magnet SchoolNo
Title INo
NCES School ID362820003810

Student Demographics

Total Enrollment525
White0.0%
Hispanic / Latino9.5%
Black / African American18.4%
Asian1.1%
American Indian / Alaska Native65.9%
Native Hawaiian / Pacific Islander0.0%
Two or More Races5.1%

Race / Ethnicity Distribution

White
0.0%
Hispanic
9.5%
Black
18.4%
Asian
1.1%
Two+
5.1%
Source: NCES CCD (2023)

Equity & Title I

In the United States, Free/Reduced Lunch (FRL) eligibility is the primary federal proxy for student poverty. Schools with 40% or more FRL-eligible students typically qualify for Title I school-wide programs.

FRL %20%
State Avg58%
Title INo
Source: NCES CCD (2023)