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Smithtown Central School District, New York

Smithtown Central School District is a unified school district in Suffolk County, New York, for grades K–12. About 55,300 people live in it (2020–2024 estimate). It covers 26.5 sq mi (68.8 km²) of land.

New YorkBuffaloYonkers
Smithtown Central School District in New York
Commack Union Free School DistrictKings Park Central School DistrictMiddle Country Central School DistrictThree Village Central School District
Smithtown Central School District and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
55,300 ± 1,534
Grades
K–12
Type
Unified school district
County
Suffolk County
Land area
26.5 sq mi (68.8 km²)
Median household income
$149,513 ± $8,921
Median home value
$670,000 ± $9,738
Water area
35.4 sq mi (91.7 km²)
State
New York
Census code (GEOID)
3627060
Coordinates (central point)
40.918436, -73.177880
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 Smithtown Central School District, largest first

  1. Town of Smithtown116,097 people
  2. Smithtown (CDP)24,375 people
  3. Nesconset (CDP)13,833 people
  4. St. James (CDP)13,244 people
  5. Village of the Branch (village)1,903 people
  6. Nissequogue (village)1,528 people
  7. Head of the Harbor (village)1,384 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. Three Village Central School District5.0 mi northeast
  2. Kings Park Central School District5.3 mi west
  3. Middle Country Central School District6.9 mi southeast
  4. Hauppauge Union Free School District7.1 mi south
  5. Commack Union Free School District7.9 mi southwest
  6. Sachem Central School District9.2 mi southeast
  7. Connetquot Central School District10 mi south

These share a boundary with Smithtown 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 Smithtown 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.