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Smithtown, NY Demographics & ZIP Codes
Smithtown, New York demographics and median household income by ZIP code (in Suffolk County) — 1 ZIP codes — population 34,656 — median income $141,505 — avg. home value $642,200. Compare income, housing, and population across ZIP codes on US5.
Population
34,656
Median household income (avg.)
$141,505
188% of U.S. median
Average home value
$642,200
184% of U.S. median
Average rent
$1,994
171% of U.S. median
Median age (avg.)
46.9
Smithtown demographics
Smithtown, New York covers 1 ZIP code primarily in Suffolk County, with a combined ZIP-area population of about 34,656.
Across ZIP codes with age data, the average median age is about 46.9 years.
Median household income in Smithtown
The average median household income across ZIP codes in Smithtown, New York is about $141,505 — about 57% above the NY ZIP average ($90,084), and about 88% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $141,505 in 11787.
Housing in Smithtown
For housing in Smithtown, New York, the average median home value is about $642,200 and the average median rent is about $1,994.
The most populous ZIP in this set is 11787 (about 34,656 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Smithtown
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 11787 | Smithtown | Suffolk County | NY | 34,656 | $141,505 | $642,200 |
Frequently asked questions
What are the demographics of Smithtown?
Smithtown, New York has a combined ZIP-area population of about 34,656 across 1 ZIP codes (primarily Suffolk County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Smithtown?
The average median household income across ZIP codes in Smithtown, New York is about $141,505, about 57% above the state ZIP average ($90,084), and about 88% above the U.S. median ($75,149). Average median home value is about $642,200.
How many ZIP codes are in Smithtown?
Smithtown, New York includes 1 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Smithtown?
This page lists ZIP codes in Smithtown, New York with population, median household income, and home value. Select a ZIP for a full demographics profile.