| Official Name: | Smithtown, New York |
| Settlement Type: | Hamlet and census-designated place |
| Pushpin Map: | USA New York Long Island#New York |
| Pushpin Label: | Smithtown, New York |
| Pushpin Label Position: | top |
| Pushpin Map Caption: | Location on Long Island##Location within the state of New York |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: |  United States |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Suffolk |
| Area Footnotes: | [1] |
| Area Total Km2: | 32.31 |
| Area Land Km2: | 30.89 |
| Area Water Km2: | 1.42 |
| Area Total Sq Mi: | 12.48 |
| Area Land Sq Mi: | 11.93 |
| Area Water Sq Mi: | 0.55 |
| Population As Of: | 2020 |
| Population Total: | 25629 |
| Population Density Km2: | 829.64 |
| Population Density Sq Mi: | 2148.82 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation M: | 18 |
| Elevation Ft: | 59 |
| Coordinates: | 40.8558°N -73.2147°W |
| Postal Code Type: | ZIP codes |
| Postal Code: | 11745, 11787, 11788 |
| Area Code: | 631, 934 |
| Blank Name: | FIPS code |
| Blank Info: | 36-67851 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0965531 |
| Unit Pref: | Imperial |
| Subdivision Type3: | Town |
| Subdivision Name3: | Smithtown |
Smithtown is a hamlet and census-designated place (CDP) within the Town of Smithtown in Suffolk County, New York. The population was 25,629 at the 2020 census.[2]
The hamlet includes the former Village of The Landing, which was dissolved in 1939.[3] [4]
According to the United States Census Bureau, the CDP has a total area of 31.4sqkm, of which 30.1sqkm is land and 1.3sqkm, or 4.00%, is water.[5]
As of the census[6] of 2000, there were 26,901 people, 8,815 households, and 7,245 families residing in the CDP. The population density was 2265.7sp=usNaNsp=us. There were 8,956 housing units at an average density of 291.3 inhabitants/km2 (754.3 inhabitants/mi2). The racial makeup of the CDP was 96.35% White, 0.61% African American, 0.04% Native American, 1.77% Asian, 0.01% Pacific Islander, 0.53% from other races, and 0.69% from two or more races. Hispanic or Latino of any race were 3.38% of the population.
There were 8,815 households, out of which 38.3% had children under the age of 18 living with them, 72.2% were married couples living together, 7.3% had a female householder with no husband present, and 17.8% were non-families. 14.9% of all households were made up of individuals, and 7.6% had someone living alone who was 65 years of age or older. The average household size was 2.96 and the average family size was 3.29.
In the CDP, the population was spread out, with 26.1% under the age of 18, 5.0% from 18 to 24, 30.1% from 25 to 44, 24.3% from 45 to 64, and 14.6% who were 65 years of age or older. The median age was 39 years. For every 100 females, there were 93.1 males. For every 100 females age 18 and over, there were 90.2 males.
The median income for a household in the CDP was $81,272, and the median income for a family was $88,235. Males had a median income of $62,802 versus $38,315 for females. The per capita income for the CDP was $31,521. About 2.0% of families and 3.1% of the population were below the poverty line, including 3.0% of those under the age of 18 and 4.4% ages 65 or older.
Smithtown is the city of license for two radio stations, WFRS and WWSK, and the TV station WFTY-DT. The Times of Smithtown newspaper carries community-based articles.
The Smithtown Performing Arts Center is a theater at 2 East Main Street. The historic building has not been significantly altered since it was built in 1933. It operated as a movie theater from 1933 to November 2001, and was renovated and restored to accommodate live performances in 2002.[7] In 2022 the building was purchased by the nonprofit Smithtown Performing Arts Council, which programs a variety of live entertainment and community events including musicals, plays, music, comedy, educational classes and summer camps.[8]