Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/NY/HEAD-OF-THE-HARBOR

Head of the Harbor ZIP codes, New York

No ZIP code is named for Head of the Harbor, NY; addresses there use a neighbouring town's name. 2 ZIP codes cover it: 11780 and 11790. Its area codes are 631 and 934.

USPS city name
0 ZIP codes
Overlapping the city
2 more
Population
1,384
Area codes
631, 934

NANPA lists no telephone rate centre for Head of the Harbor itself, so these are the area codes of the nearest one, Saint James (0.0 miles). A town on an area-code boundary can differ from its neighbour.

Head of the Harbor in numbers

About 1,384 people live in Head of the Harbor, in 450 households. The median household income is $250,000+ a year (US: $80,734). The median owner-occupied home is valued at $1,167,400 (2.8 times the New York median), and median gross rent is $2,333 a month. The median age is 44.5; 65.5% of adults 25 and over hold a bachelor's degree or higher (40.2% across New York); the average commute takes 29 minutes.

Population1,384Head of the Harbor1,384
Households450Head of the Harbor450
Median age44.5Head of the Harbor44.5New York39.8US 38.9
Median household income$250,000+Head of the Harbor$250,000+New York$85,974US $80,734
Median home value$1,167,400Head of the Harbor$1,167,400New York$423,800US $332,700
Median gross rent$2,333Head of the Harbor$2,333New York$1,621US $1,413
Bachelor's degree or higher65.5%Head of the Harbor65.5%New York40.2%US 35.7%
Mean commute29.1 minHead of the Harbor29.1 minNew York32.6 minUS 26.4 min
Population density493 / sq miHead of the Harbor493 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Head of the Harbor village. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes covering Head of the Harbor

These ZIP codes cover part of Head of the Harbor but are addressed as somewhere else.

ZIP codes overlapping Head of the Harbor
ZIP City Type Population Median income Median home
11780 Saint James , NY Standard 15,018 $144,577 $723,200
11790 Stony Brook , NY Standard 21,074 $171,133 $624,000

Map of Head of the Harbor ZIP codes

1178011790

The ZIP codes of Head of the Harbor, NY, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Head of the Harbor

The nearest larger towns are Nissequogue (1,528 people, 1.3 mi), St. James (13,244 people, 1.5 mi) and Stony Brook (12,868 people, 1.9 mi).

Towns near Head of the Harbor
TownPopulationDistance
St. James 13,244 1.5 mi
Stony Brook 12,868 1.9 mi
Stony Brook University 9,530 2.2 mi
Nesconset 13,833 3.5 mi
Lake Grove 11,061 3.6 mi
East Setauket 10,149 3.9 mi
Smithtown 24,375 4.0 mi
Setauket 4,069 4.3 mi
Kings Park 16,516 4.5 mi
Centereach 31,839 4.6 mi
Lake Ronkonkoma 18,221 5.3 mi
Port Jefferson Station 7,676 5.4 mi
Hauppauge 20,793 5.8 mi
Terryville 10,794 5.9 mi

More nearby: every ZIP code in Suffolk County · New York ZIP codes

Cite this page

zipcodes.pro. “Head of the Harbor, NY ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ny/head-of-the-harbor

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