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St. James, New York facts for kids

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St. James, New York
The St. James Fire Department, in the heart of historic Saint James, New York
The St. James Fire Department, in the heart of historic Saint James, New York
U.S. Census map
U.S. Census map
St. James, New York is located in New York
St. James, New York
St. James, New York
Location in New York
Country  United States
State  New York
County Suffolk
 • Total 4.5 sq mi (11.8 km2)
 • Land 4.5 sq mi (11.8 km2)
 • Water 0.0 sq mi (0.0 km2)
151 ft (46 m)
 • Total 13,338
 • Density 2,960/sq mi (1,130/km2)
Time zone UTC-5 (Eastern (EST))
 • Summer (DST) UTC-4 (EDT)
FIPS code 36-64584
GNIS feature ID 0963553

St. James is a hamlet and census-designated place (CDP) in Suffolk County, New York, United States. The population of the CDP was 13,338 at the 2010 census. St. James is part of the Town of Smithtown and is located on the North Shore of Long Island. The ZIP code is 11780.


As of the census of 2000, there were 13,268 people, 4,555 households, and 3,466 families residing in the CDP. The population density was 2,924.6 per square mile (1,128.4/km2). There were 4,674 housing units at an average density of 1,030.3/sq mi (397.5/km2). The racial makeup of the CDP was 97.36% White, 0.27% African American, 0.05% Native American, 1.24% Asian, 0.01% Pacific Islander, 0.55% from other races, and 0.52% from two or more races. Hispanic or Latino of any race were 3.45% of the population.

There were 4,555 households, out of which 36.6% had children under the age of 18 living with them, 66.5% were married couples living together, 7.2% had a female householder with no husband present, and 23.9% were non-families. 20.6% of all households were made up of individuals, and 13.3% had someone living alone who was 65 years of age or older. The average household size was 2.81 and the average family size was 3.27.

In the CDP, the population was spread out, with 25.9% under the age of 18, 5.0% from 18 to 24, 29.8% from 25 to 44, 21.2% from 45 to 64, and 18.1% who were 65 years of age or older. The median age was 39 years. For every 100 females, there were 88.4 males. For every 100 females age 18 and over, there were 82.6 males.

The median income for a household in the CDP was $71,144, and the median income for a family was $82,291. Males had a median income of $59,018 versus $38,103 for females. The per capita income for the CDP was $29,643. About 1.6% of families and 2.6% of the population were below the poverty line, including 1.8% of those under age 18 and 2.2% of those age 65 or over.

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