Commack, New York Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Commack, NY Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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A+
Health Top grade
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A+
Income Top grade
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A+
Education Top grade
Source: Map AI Methodology
Population
| Metric | Commack | New York Avg | U.S. Average |
|---|---|---|---|
| Population | 36,447 | 19,748,855 | 337,468,954 |
| Population density (per sq mi) | 2975.7 | 362.0 | 86.4 |
| Population growth (%/yr) | -0.22% | 0.05% | 0.59% |
| Median age | 43.8 | 38.7 | 37.3 |
| Households | 11,576 | 7,694,043 | 130,235,071 |
Population in Commack declined by 2.3% from 2009 to 2024, reaching 36,447 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Commack is Gen X, aged 45–60, at 25.8% of residents. That is 5.0 points above New York as a whole.
- Gen Z 13–28 7,341 20.1% -0.4 pts
- Millennials 29–44 6,115 16.8% -5.4 pts
- Gen X 45–60 9,403 25.8% +5.0 pts
- Boomers 61–79 6,008 16.5% -0.9 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below New York, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 50.5% of the people living in Commack and men 49.5%.
- Women 50.5% New York 51.3%
- Men 49.5% New York 48.7%
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100% of everyone living in Commack
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Economy
Commack has a the economy index of A+, which means it is exceptionally prosperous.
| Metric | Commack | New York Avg | U.S. Average |
|---|---|---|---|
| Median household income | $174,305 | $86,556 | $80,455 |
| Income growth (%/yr) | 4.62% | 4.51% | 4.80% |
| Unemployment rate | 4.6% | 6.4% | 5.2% |
The median household income in Commack is about 101% higher than in New York.
Housing
| Metric | Commack | New York Avg | U.S. Average |
|---|---|---|---|
| Median home price | $625,000 | $471,885 | $248,835 |
| Median rent | $2,663 | $1,621 | $1,407 |
| Homeownership rate | 93.7% | 54.3% | 65.2% |
The median home price in Commack is about 19.6 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $2,663 per month for that long.
Commute Time & Mobility
Commuters in Commack spend about 55 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 227 hours, about 9.5 full days, spent commuting.
| Metric | Commack | New York Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 27.3 | 28.7 | 22.4 |
| Round-trip commute (min) | 54.5 | 57.4 | 44.8 |
| Yearly time spent (hours) | 227 | 239 | 187 |
| Estimated yearly cost | $7,045 | $7,414 | $5,790 |
| Work from home | 19.1% | 15.0% | 15.0% |
| Highway traffic (vehicles/day) | 16,864 | 9,257 | 8,813 |
| Local road traffic (vehicles/day) | 3,356 | 1,586 | 1,355 |
The average commute time in Commack is 27 minutes, shorter than the 29 minutes in New York.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Commack has a education index of A+, which means it is exceptionally educated.
| Metric | Commack | New York Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 55.9% | 36.5% | 31.6% |
| Average household size | 3.07 | 2.49 | 2.53 |
Health
Commack has a health index of A+, which means it is exceptionally healthy.
| Metric | Commack | New York Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 81.7 | 80.3 | 78.3 |
| Self-rated poor health | 8.3% | 13.2% | 16.3% |
| Smokers | 11.1% | 17.4% | 19.0% |
Commack, NY Compared With Nearby Cities
How Commack, NY compares with the 1 cities closest to it.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Commack, NY | 36,447 | $174,305 #2/2 | $625,000 #1/2 | 27.3 min #1/2 |
| Dix Hills, NY | 24,816 | $206,043 | $9,446 | 31.1 min |
Frequently Asked Questions
Common questions about Commack, New York.
How many people live in Commack, New York?
About 36,447 people live in Commack, New York, in 11,576 households of 3.1 people on average. The median age is 43.8, so residents are older than the U.S. median of 37.3 by about 7 years.
How densely populated is Commack, New York?
Averaged over its land area, Commack, New York has 2,976 people per square mile, a density typical of urban and suburban areas. That is about 34 times the U.S. average of 86.
Can a typical household afford a home in Commack, New York?
The median home costs 3.6 times the median household income ($625,000 against $174,305), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $2,663 a month takes about 18% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How educated are people in Commack, New York?
55.9% of adults in Commack, New York hold a bachelor's degree or higher (about 6 in 10), well above the U.S. share of 31.6%.
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