Syosset, New York

Syosset /saɪˈɒsɪt/ is a hamlet and census-designated place (CDP) located within the Town of Oyster Bay in Nassau County, on the North Shore of Long Island, in New York, United States. The population was 19,259 at the time of the 2020 census.

According to the U.S. Census Bureau, Syosset has a total area of 5.0 square miles (13 km²), all land. Syosset absorbed the hamlet and former CDP of Locust Grove for the 1990 census. Furthermore, Syosset gained some territory between the 2000 census and 2010 census from Muttontown and also lost some territory which was annexed to the village of Laurel Hollow.

Syosset is approximately 32 miles (50 km) east of Midtown Manhattan, 14 miles (20 km) east of the eastern border with Queens, 23 miles (40 km) southeast of the Throgs Neck Bridge, and 168 miles (270 km) southeast of Albany, the state capital. It borders Oyster Bay and Laurel Hollow to the north, Woodbury to the east, Plainview and Hicksville to the south, and Jericho and Muttontown to the west. Syosset is accessible to New York City by the Long Island Rail Road (LIRR) and the Long Island Expressway by car.

Syosset is served by the Syosset LIRR station, the Syosset Post Office, the Syosset Central School District, the Syosset Public Library, the Syosset Fire Department, and the Jericho Water District.

The Greater Syosset area consists of 2 villages and 2 unincorporated hamlets

As of the 2020 U.S. census, there were 19,259 people, 6,170 households, and 5,307 families residing in Syosset. The population density was 3,785.8 inhabitants per square mile (1,461.7/km²). There were 6,354 housing units at an average density of 1,274.5 per square mile (492.1/km²). The racial makeup of Syosset was 62.7% White, 1.0% African American, 0.4% Native American, 31.4% Asian, 0.00% Pacific Islander, 0.8% from other races, and 1.6% from two or more races. 4.1% are Hispanic or Latino of any race. Syosset, like many other places on the North Shore of Long Island, has a large Jewish population, as well as a large number of residents of Italian and East Asian origin. 35.4% of the population spoke a language other than English at home, mostly Chinese or Korean.

There were 8,131 households, out of which 25.6% had children under the age of 18 living with them, 75.5% were married couples living together, 7.5% had a female householder with no husband present, and 14.4% were non-families. 12.6% 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 3.05 and the average family size was 3.33.

In Syosset, the population was spread out, with 26.0% under the age of 18, 5.6% from 18 to 24, 26.3% from 25 to 44, 27.1% from 45 to 64, and 15.0% who were 65 years of age or older. The median age was 41 years. For every 100 females, there were 96.2 males. For every 100 females age 18 and over, there were 90.5 males.