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/SAG-HARBOR

Sag Harbor ZIP code, New York

The ZIP code for Sag Harbor, NY is 11963, and its area code is 631.

USPS city name
1 ZIP code
Population
2,489
Area code
631

Sag Harbor in numbers

About 2,489 people live in Sag Harbor, in 1,134 households. The median household income is $129,821 a year, 51% above the New York median of $85,974 (US: $80,734). The median owner-occupied home is valued at $1,615,900 (3.8 times the New York median), and median gross rent is $3,500+ a month. The median age is 51.8; 64.5% of adults 25 and over hold a bachelor's degree or higher (40.2% across New York); the average commute takes 18 minutes.

Population2,489Sag Harbor2,489
Households1,134Sag Harbor1,134
Median age51.8Sag Harbor51.8New York39.8US 38.9
Median household income$129,821Sag Harbor$129,821New York$85,974US $80,734
Median home value$1,615,900Sag Harbor$1,615,900New York$423,800US $332,700
Median gross rent$3,500+Sag Harbor$3,500+New York$1,621US $1,413
Bachelor's degree or higher64.5%Sag Harbor64.5%New York40.2%US 35.7%
Mean commute18.2 minSag Harbor18.2 minNew York32.6 minUS 26.4 min
Population density1,393 / sq miSag Harbor1,393 / sq mi

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

ZIP codes addressed as Sag Harbor

ZIP codes with the USPS city name Sag Harbor
ZIP City Type Population Median income Median home
11963 Sag Harbor , NY Standard 8,390 $127,746 $1,208,000

Map of Sag Harbor ZIP codes

The ZIP codes of Sag 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 Sag Harbor

The nearest larger towns are Noyack (4,782 people, 3.2 mi), Northwest Harbor (5,205 people, 3.8 mi) and East Hampton North (6,006 people, 5.4 mi).

Towns near Sag Harbor
TownPopulationDistance
Noyack 4,782 3.2 mi
Northwest Harbor 5,205 3.8 mi
East Hampton North 6,006 5.4 mi
Water Mill 2,764 5.9 mi
Springs 9,163 7.2 mi
North Sea 6,458 7.5 mi
Greenport 2,574 8.5 mi
Southold 6,397 8.9 mi
Southampton 4,621 10.1 mi
Cutchogue 2,835 10.5 mi
Shinnecock Hills 2,545 11.3 mi
Mattituck 4,606 13.3 mi
Hampton Bays 15,706 15.0 mi
Flanders 6,609 18.0 mi

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

Cite this page

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

Underlying data is public domain or openly licensed — sources, vintages and licences.