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Advertise here →Commack, NY · Market Data
Commack, New York real estate market data.
Real estate market data for Commack, NY (Suffolk County) — Census median home value $647,000, county listing prices up about 1.9% over the past year.
Commack, NY is in Suffolk County, New York — covering the whole local market here: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 36,353, with a median household income of $170,375. Census data puts Commack's median home value at $647,000 (all owner-occupied homes); Suffolk County's current median listing price runs $937,000, up about 1.9% over the past year.
At a glance
Commack market snapshot
Population
36,353
Median Household Income
$170,375
Median Home Value (city)
$647,000
Median Listing Price (Suffolk County)
$937,000
Median Gross Rent
$2,396/mo
Price Trend (YoY)
+1.9%
Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. Full source list ↗
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What makes Commack different
Home Value, By Source
The Census Bureau's American Community Survey (2023 5-year estimate) puts Commack's median home value — across all owner-occupied homes, not just recent sales — at $647,000. Separately, Suffolk County's current median listing price (via Realtor.com data, 2026-06-01) runs $937,000. These cover different geography (city vs. county) and different measures (assessed value vs. active listings), which is why we show both rather than picking one — full source list on our data sources page.
County Price Trend
Suffolk County's FHFA house price index shows a 5.42% annual change in 2025.
Population & Income
Commack has an estimated population of 36,353 and a median household income of $170,375, per the Census Bureau's American Community Survey (2023 5-year estimate).
Affordability Snapshot
Commack's Census-reported median home value works out to about 3.8x the area's median household income, and median gross rent runs roughly 17% of that same income on an annualized basis. Housing economists commonly flag a price-to-income ratio above 4x as historically elevated -- useful context, not a personal affordability verdict.
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Common questions
Commack FAQ
What are home values like in Commack, NY?
The Census Bureau's American Community Survey puts Commack's median home value at $647,000. Suffolk County's current median listing price runs $937,000, up about 1.9% over the past year.
What is the population of Commack, NY?
The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Commack's population at approximately 36,353.
What's the median rent in Commack, NY?
The Census ACS estimates median gross rent in Commack at approximately $2,396 per month.
What is the median household income in Commack, NY?
Census ACS data puts the median household income in Commack at approximately $170,375.
Is the Commack housing market growing?
Suffolk County's FHFA house price index shows a 5.42% annual change in 2025.
Is Commack, NY affordable relative to income?
Census ACS data puts Commack's median home value at about 3.8 times the median household income, with median gross rent equal to roughly 17% of that income annually. This is a general benchmark, not a personal pre-qualification -- your own income, debt, and down payment determine what you can actually afford.
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