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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/WA/COHASSETT-BEACH

Cohassett Beach ZIP codes, Washington

No ZIP code is named for Cohassett Beach, WA; addresses there use a neighbouring town's name. The ZIP code covering it is 98595. Its area codes are 360 and 564.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
455
Area codes
360, 564

NANPA lists no telephone rate centre for Cohassett Beach itself, so these are the area codes of the nearest one, Copalis Beach (14.3 miles). A town on an area-code boundary can differ from its neighbour.

Cohassett Beach in numbers

About 455 people live in Cohassett Beach, in 281 households. The median household income is $68,969 a year, 30% below the Washington median of $98,141 (US: $80,734). The median owner-occupied home is valued at $404,700 (28% below the Washington median). The median age is 62.0; 22.9% of adults 25 and over hold a bachelor's degree or higher (39.6% across Washington).

Population455Cohassett Beach455
Households281Cohassett Beach281
Median age62.0Cohassett Beach62.0Washington38.3US 38.9
Median household income$68,969Cohassett Beach$68,969Washington$98,141US $80,734
Median home value$404,700Cohassett Beach$404,700Washington$564,600US $332,700
Bachelor's degree or higher22.9%Cohassett Beach22.9%Washington39.6%US 35.7%
Population density350 / sq miCohassett Beach350 / sq mi

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

ZIP codes covering Cohassett Beach

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

ZIP codes overlapping Cohassett Beach
ZIP City Type Population Median income Median home
98595 Westport , WA Standard 2,698 $66,579 $260,400

Map of Cohassett Beach ZIP codes

98595

The ZIP codes of Cohassett Beach, WA, 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 Cohassett Beach

The nearest larger towns are Grayland (708 people, 1.8 mi), Westport (2,217 people, 2.0 mi) and Ocean Shores (7,302 people, 7.2 mi).

Towns near Cohassett Beach
TownPopulationDistance
Ocean Shores 7,302 7.2 mi
Hoquiam 8,800 12.1 mi
Aberdeen 17,088 15.9 mi
Central Park 3,206 20.4 mi
Raymond 3,210 21.4 mi
Montesano 4,183 26.6 mi

More nearby: every ZIP code in Grays Harbor County · Washington ZIP codes

Cite this page

zipcodes.pro. “Cohassett Beach, WA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/wa/cohassett-beach

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