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Commack, New York

Census designated place in Suffolk County, New York · ZIP 11725, 11731

  • Suffolk County
  • Within Smithtown Town
  • Census data · ACS 2019-2023
  • 6 public schools
Join CommackAsk CommackBusinessesPeople
  • 36,353 (2019-2023 estimate)Population
  • 11,578Households
  • $170,375Median household income
  • $647,000Median home value
  • 6Public schools
  • 2ZIP codes

About Commack

This page shows only what has been published about Commack: Census facts with their sources first, then its businesses, jobs, events, people in public roles, housing and questions as they are added. Nothing here is written by the town government.

Town intelligenceOfficial sources, refreshed yearly

Population, 2000 to 2020+0.5%
36k36.5k37k2000: 36,36720002010: 36,12420102020: 36,536202036,36736,536
Population of Commack at each census
CensusPopulation
200036,367
201036,124
202036,536

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2000 Summary File 1: total population, place level, state 36, retrieved November 14, 2026; Census 2010 Summary File 1: total population, place level, state 36, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 36, retrieved November 14, 2026.

Household income in Commack
Under $50k10.4%
$50k to $100k13.6%
$100k to $150k17.4%
$150k to $200k18.6%
$200k and over40%

Median household income $170,375 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 36, retrieved November 14, 2026.

Housing tenure in Commack
Owner occupied
10,854 units
Renter occupied
724 units
Vacancy rate
2.8%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, place level, state 36, retrieved November 14, 2026.

Commack compared with its county and state
Commack compared with its county and state, American Community Survey 2019-2023
MeasureCommackSuffolk CountyNew York
Population36,3531,525,68019,872,319
Median household income$170,375$128,329$84,578
Median age43.741.739.6
Median home value$647,000$539,500$403,000
Bachelor’s degree or higher59.5%39.9%39.6%
Foreign-born residents10.4%16.6%22.6%
Owner-occupied homes93.7%81.9%54.3%
Mean commute to work34.1 minutes31.7 minutes32.8 minutes

Source: American Community Survey 5-year data profile 2019–2023, place level, state 36, retrieved November 14, 2026.

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Schools

Public schools in Commack6
Public schools in Commack, NCES directory 2023–2024
SchoolTypeGradesDistrict
BURR INTERMEDIATE SCHOOLPublic3–5COMMACK UNION FREE SCHOOL DISTRICT
INDIAN HOLLOW SCHOOLPublicK–2COMMACK UNION FREE SCHOOL DISTRICT
NORTH RIDGE SCHOOLPublicK–2COMMACK UNION FREE SCHOOL DISTRICT
SAWMILL INTERMEDIATE SCHOOLPublic3–5COMMACK UNION FREE SCHOOL DISTRICT
WOOD PARK SCHOOLPublicK–2COMMACK UNION FREE SCHOOL DISTRICT
COMMACK HIGH SCHOOLPublic9–12COMMACK UNION FREE SCHOOL DISTRICT

Open public schools in the NCES directory for 2023–2024, placed by their listed location; private schools are not in the source. Enrollment and ratings are not shown.

Sources: NCES Common Core of Data, public school directory 2023–2024, retrieved November 14, 2026; NCES EDGE public school geocodes 2024–2025, retrieved November 14, 2026.

Frequently asked about CommackPromoted from questions people asked

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Nearby towns

Other towns in Suffolk County

All towns in Suffolk County