11720 Frequently Asked Questions

A: ZIP Code 11720 is Located in Centereach New York. Portions of 11720 are also in Farmingville, Selden, Terryville, Brookhaven (town).

A: ZIP Code 11720 is Located Entirely in Suffolk County New York.

A: The Current Sales Tax in ZIP Code 11720 is 8.6%

A: The Area Codes for 11720 are 631 and 934

A: ZIP Code 11720 is in the New York 1st Congressional District.

A: 11720 is within New York State Senate District 4 and New York State Senate District 5.

A: 11720 is within New York State Assembly District 1 and New York State Assembly District 3.

A: The 2022 population of ZIP Code 11720 is 29193. The population growth rate in 11720 is 0.85%. The population density of 11720 is 3,542.

A: The majority race/ethnicity of people residing in 11720 is White (73.79%). The majority race/ethnicity of students attending public schools in 11720 is White(57.86%).

A: The median household income in 11720 is $114,471 (2021) and the average adjusted income is $342,330 (2021).
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