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, 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 8.6%

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%.

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 $144,410 (2020).