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zipcodes.pro — CITY/WA/COSMOPOLIS

Cosmopolis ZIP code, Washington

The ZIP code for Cosmopolis, WA is 98537, and its area codes are 360 and 564.

USPS city name
1 ZIP code
Overlapping the city
2 more
Population
2,202
Area codes
360, 564

NANPA lists no telephone rate centre for Cosmopolis itself, so these are the area codes of the nearest one, Aberdeen (17.1 miles). A town on an area-code boundary can differ from its neighbour.

Mail addressed to Cosmopolis uses the ZIP code above. 2 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.

Cosmopolis in numbers

About 2,202 people live in Cosmopolis, in 762 households. The median household income is $84,853 a year, 14% below the Washington median of $98,141 (US: $80,734). The median owner-occupied home is valued at $317,000 (44% below the Washington median). The median age is 39.2; 26.6% of adults 25 and over hold a bachelor's degree or higher (39.6% across Washington); the average commute takes 28 minutes.

Population2,202Cosmopolis2,202
Households762Cosmopolis762
Median age39.2Cosmopolis39.2Washington38.3US 38.9
Median household income$84,853Cosmopolis$84,853Washington$98,141US $80,734
Median home value$317,000Cosmopolis$317,000Washington$564,600US $332,700
Bachelor's degree or higher26.6%Cosmopolis26.6%Washington39.6%US 35.7%
Mean commute28.0 minCosmopolis28.0 minWashington26.6 minUS 26.4 min
Population density1,582 / sq miCosmopolis1,582 / sq mi

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

ZIP codes addressed as Cosmopolis

ZIP codes with the USPS city name Cosmopolis
ZIP City Type Population Median income Median home
98537 Cosmopolis , WA Standard 2,820 $79,459 $339,000

Other ZIP codes overlapping Cosmopolis

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

ZIP codes overlapping Cosmopolis
ZIP City Type Population Median income Median home
98520 Aberdeen , WA Standard 24,888 $58,153 $250,800
98563 Montesano , WA Standard 7,604 $84,634 $349,200

Map of Cosmopolis ZIP codes

98537

The ZIP codes of Cosmopolis, 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 Cosmopolis

The nearest larger towns are Aberdeen (17,088 people, 2.3 mi), Central Park (3,206 people, 3.5 mi) and Hoquiam (8,800 people, 6.6 mi).

Towns near Cosmopolis
TownPopulationDistance
Aberdeen 17,088 2.3 mi
Central Park 3,206 3.5 mi
Hoquiam 8,800 6.6 mi
Montesano 4,183 9.8 mi
Elma 3,483 17.4 mi
Ocean Shores 7,302 17.7 mi
Raymond 3,210 18.8 mi

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

Cite this page

zipcodes.pro. “Cosmopolis, WA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/wa/cosmopolis

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