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/NH/SEABROOK-BEACH

Seabrook Beach ZIP codes, New Hampshire

No ZIP code is named for Seabrook Beach, NH; addresses there use a neighbouring town's name. The ZIP code covering it is 03874. Its area code is 603.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
1,001
Area code
603

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

Seabrook Beach in numbers

About 1,001 people live in Seabrook Beach, in 550 households. The median household income is $93,571 a year, 6% below the New Hampshire median of $99,031 (US: $80,734). The median owner-occupied home is valued at $920,900 (2.3 times the New Hampshire median), and median gross rent is $1,725 a month. The median age is 62.0; 39.6% of adults 25 and over hold a bachelor's degree or higher (40.6% across New Hampshire); the average commute takes 33 minutes.

Population1,001Seabrook Beach1,001
Households550Seabrook Beach550
Median age62.0Seabrook Beach62.0New Hampshire43.3US 38.9
Median household income$93,571Seabrook Beach$93,571New Hampshire$99,031US $80,734
Median home value$920,900Seabrook Beach$920,900New Hampshire$402,500US $332,700
Median gross rent$1,725Seabrook Beach$1,725New Hampshire$1,491US $1,413
Bachelor's degree or higher39.6%Seabrook Beach39.6%New Hampshire40.6%US 35.7%
Mean commute32.6 minSeabrook Beach32.6 minNew Hampshire26.7 minUS 26.4 min
Population density956 / sq miSeabrook Beach956 / sq mi

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

ZIP codes covering Seabrook Beach

These ZIP codes cover part of Seabrook Beach but are addressed as somewhere else.

ZIP codes overlapping Seabrook Beach
ZIP City Type Population Median income Median home
03874 Seabrook , NH Standard 8,487 $82,995 $446,100

Map of Seabrook Beach ZIP codes

03874

The ZIP codes of Seabrook Beach, NH, 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 Seabrook Beach

The nearest larger towns are Hampton Beach (2,605 people, 2.4 mi), Salisbury, MA (5,656 people, 3.6 mi) and Hampton (10,101 people, 4.4 mi).

Towns near Seabrook Beach
TownPopulationDistance
Hampton Beach 2,605 2.4 mi
Salisbury, MA 5,656 3.6 mi
Hampton 10,101 4.4 mi
Newburyport, MA 18,652 5.7 mi
Amesbury, MA 17,403 7.0 mi
Exeter 9,964 9.0 mi
Portsmouth 22,545 12.6 mi
Ipswich, MA 4,924 14.2 mi
Newmarket 5,679 14.7 mi
Haverhill, MA 67,698 14.9 mi
Kittery, ME 5,110 15.1 mi
Epping 2,796 17.5 mi
South Eliot, ME 4,203 17.6 mi
Topsfield, MA 2,624 18.0 mi

More nearby: every ZIP code in Rockingham County · New Hampshire ZIP codes

Cite this page

zipcodes.pro. “Seabrook Beach, NH ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/nh/seabrook-beach

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