New York Gazetteer
Also See: Smithtown, NY ZIP Codes & ZIP Code Maps
The Smithtown CDP(1) had a population of 25,989 as of July 1, 2021.
The primary coordinate point for Smithtown is located at latitude 40.8559 and longitude -73.2007 in Suffolk County. The formal boundaries for the Smithtown Census Designated Place encompass a land area of 11.62 sq. miles and a water area of 0.49 sq. miles. Suffolk County is in the Eastern time zone (GMT -5). The elevation is 62 feet.
The Smithtown Census Designated Place has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.
The Smithtown Census Designated Place is located within Town of Smithtown, a minor civil division (MCD) of Suffolk County.
Alternate Unofficial Names for Smithtown: Head of the River.
POPULATION | |
|---|---|
| Total Population | 25,989 (100%) |
| Population in Households | 25,215 (97.0%) |
| Population in Families | 22,671 (87.2%) |
| Population in Group Quarters1 | 774 ( 3.0%) |
| Population Density | 2,237 |
| Diversity Index2 | 28 |
INCOME | |
| Median Household Income | $146,883 |
| Average Household Income | $174,830 |
| % of Income for Mortgage4 | 18% |
| Per Capita Income | $58,398 |
| Wealth Index5 | 262 |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 9,080 (100%) |
| Owner Occupied HU | 7,640 (84.1%) |
| Renter Occupied HU | 1,033 (11.4%) |
| Vacant Housing Units | 407 ( 4.5%) |
| Median Home Value | $623,042 |
| Average Home Value | $687,281 |
| Housing Affordability Index3 | 109 |
HOUSEHOLDS | |
| Total Households | 8,673 |
| Average Household Size | 2.91 |
| Family Households | 6,804 |
| Average Family Size | 3 |
GROWTH RATE / YEAR |
2010-2021 | 2021-2026 |
|---|---|---|
| Population | -0.16% | -0.14% |
| Households | -0.1% | -0.14% |
| Families | -0.2% | -0.21% |
| Median Household Income | 1.37% | |
| Per Capita Income | 1.97% | |
| Owner Occupied HU | -0.21% |
The table below compares Smithtown to the other 1,195 incorporated cities, towns and CDPs in New York by rank and percentile using July 1, 2021 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
| Variable Description | Rank | Percentile |
|---|---|---|
| Total Population | # 62 | 95th |
| Population Density | # 386 | 68th |
| Median Household Income | # 109 | 91st |
| Housing Affordability Index | # 355 | 30th |
| Per Capita Income | # 176 | 85th |
| Diversity Index | # 549 | 54th |
Additional comparisons and rankings can be made with a VERY EASY TO USE New York Census Data Comparison Tool.
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