11790 Frequently Asked Questions

A: ZIP Code 11790 is Located in Stony Brook New York. Portions of 11790 are also in St. James, Stony Brook University, Centereach, Head of the Harbor, Setauket, Brookhaven (town), Smithtown (town).

A: ZIP Code 11790 is Located Entirely in Suffolk County New York.

A: The Current Sales Tax in ZIP Code 11790 is 8.8%

A: The Area Codes for 11790 are 631 and 934

A: ZIP Code 11790 is in the New York 1st Congressional District.

A: 11790 is within New York State Senate District 4 and New York State Senate District 8.

A: 11790 is within New York State Assembly District 1 and New York State Assembly District 2.

A: The 2022 population of ZIP Code 11790 is 19282. The population growth rate in 11790 is 5.23%. The population density of 11790 is 3,092.

A: The majority race/ethnicity of people residing in 11790 is White (62.56%). The majority race/ethnicity of students attending public schools in 11790 is White(68.62%).

A: The median household income in 11790 is $135,880 (2021) and the average adjusted income is $479,050 (2021).