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Three Village Central School District, New York

Three Village Central School District is a unified school district in Suffolk County, New York, for grades K–12. About 48,218 people live in it (2020–2024 estimate). It covers 22.2 sq mi (57.4 km²) of land.

New YorkBuffaloYonkers
Three Village Central School District in New York
Brookhaven-Comsewogue Union Free School DistrictPort Jefferson Union Free School District
Three Village Central School District and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
48,218 ± 1,760
Grades
K–12
Type
Unified school district
County
Suffolk County
Land area
22.2 sq mi (57.4 km²)
Median household income
$162,868 ± $16,432
Median home value
$646,200 ± $9,663
Water area
16.8 sq mi (43.4 km²)
State
New York
Census code (GEOID)
3628200
Coordinates (central point)
40.973909, -73.115277
Check a point in the school district finder

These coordinates mark a central point for the district, not a school or an address. Population, income and home value: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 20, 2026.

Towns, townships and communities in Three Village Central School District, largest first

  1. Stony Brook (CDP)12,868 people
  2. East Setauket (CDP)10,149 people
  3. Stony Brook University (CDP)9,530 people
  4. Setauket (CDP)4,069 people
  5. Poquott (village)1,127 people
  6. Old Field (village)1,007 people

A town, township, city or borough is listed when at least half its land is in the district; a community, when its central point is. Near a district line, an address can belong to the district next door.

Bordering unified school districts, nearest first

  1. Port Jefferson Union Free School District1.8 mi east
  2. Smithtown Central School District5.0 mi southwest
  3. Brookhaven-Comsewogue Union Free School District5.5 mi southeast
  4. Middle Country Central School District7.8 mi south

These share a boundary with Three Village Central School District. Distances are straight lines between central points.

Before using this answer for enrollment

A district boundary doesn’t decide which school a student attends; the district’s attendance zones and rules do. Confirm the full address and grade with Three Village Central School District before you rely on it.

See its schools and enrollment on NCES ↗

Find the school district where you are now or find your town or township.