Commack, New York Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Commack, New York is 36,353 as of the 2023 American Community Survey, making it the 30th-largest city in New York. The median household income is $170,375, the median home value is $647,000, and the median age is 43.7.
36,353
Population
2968
People / sq mi
$170,375
Median Income
$647,000
Median Home Value
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Commack covers 12.2 sq mi of land at 2968 people per square mile.
About Commack, NY
Homeownership is the standout figure in Commack: 93.7% of homes are owner-occupied, higher than the national rate. With 36,353 residents, Commack is a city in New York. It ranks #30 among cities in New York by population.
Households here are among the highest-earning of all US cities: median income is $170,375, above the US median of $78,538. Hardship is rare relative to US cities: a poverty rate of just 1.7%, below the national 12.4%. Home values run above average at $647,000, with typical rent around $2,396.
Educational attainment is on the higher side for US cities — 59.5% of adults hold a four-year degree, above the national 35.0%. A solid 16.4% of workers are based at home, above the national 14.0%, and the average commute runs about 34 minutes each way.
The ownership rate anchors the housing story in Commack, and tends to move with the age structure and home-value figures above.
Race & Ethnicity
| White | 84.9% |
| Black or African American | 1.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.8% |
| Two or More Races | 0.0% |
Economy & Income
$170,375
Median Household Income
$67,021
Per Capita Income
1.7%
Poverty Rate
2.8%
Unemployment Rate
Housing
$647,000
Median Home Value
$2,396
Median Rent
93.7%
Owner-Occupied
Education
96.7%
High School+
59.5%
Bachelor's+
Commute
5.5%
Drive Alone
72.1%
Public Transit
16.4%
Work From Home
34.1 min
Avg Commute
Community Profile
4.8%
Foreign Born
85.9%
Non-English at Home
4.2%
Veterans
8.8%
With Disability
98.0%
Health Insurance
98.3%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 31.0% |
| Finance, Insurance & Real Estate | 16.3% |
| Information | 10.4% |
| Education, Health Care & Social Services | 6.1% |
| Manufacturing | 5.9% |
| Construction | 5.4% |
| Public Administration | 4.7% |
| Retail Trade | 4.0% |
| Transportation & Warehousing | 2.4% |
| Arts, Entertainment & Food Services | 1.9% |
| Agriculture & Mining | 0.2% |
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Frequently Asked Questions
Commack, New York has a population of 36,353 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 30th-largest city in New York.
The median household income in Commack, New York is $170,375, with 1.7% of residents living below the federal poverty level.
The median home value in Commack, New York is $647,000, with median monthly rent at $2,396 and a homeownership rate of 93.7%.
The median age in Commack, New York is 43.7 years. The population is 49.9% male and 50.1% female.
Where to stay in Commack
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.