Home / Grays Harbor County / Cosmopolis

Sawmill on the Chehalis River at Cosmopolis, about 1892
Photo: Unknown photographer. Shown smaller than the original file. Public domain via Wikimedia Commons.

City in Grays Harbor County, Washington

Living in Cosmopolis, WA

Chris Pierog, Spivey Realty Group

ZIP 98537. The USPS ZIP code for Cosmopolis, Washington is 98537.

Cosmopolis is a city on the Chehalis River immediately east of Aberdeen. It has its own city limits and its own ZIP code, 98537, separate from Aberdeen's 98520.

Buyers comparing Cosmopolis and Aberdeen should look at the property itself: lot, house, and the side of the river it sits on. Chris Pierog can set up that search or prepare a seller report for a Cosmopolis address. This page does not rank one city against another.

What should I know about real estate in Cosmopolis?

This page does not publish a median list price, a sold price, an active-listing count, or days on market. Those figures were not verified for publication. A home value is texted to you. It is an automated estimate, not an appraisal. For an exact number, Chris will prepare a free market analysis.

What's my Cosmopolis home worth? · Free pre-listing walkthrough

Restaurants and coffee

Utilities

Grays Harbor PUD is the public power utility for much of the county: (360) 532-4220 or (800) 562-7726, ghpud.org. Confirm electric, water, sewer, and internet service for the specific address. Those details were not verified town by town.

Schools

School assignment depends on the address. This page does not describe or rank schools.

Safety and emergency

  • Emergency: 911.
  • Poison Control: 1-800-222-1222.

Cosmopolis events

No upcoming Cosmopolis events are in the shared calendar.

Questions about Cosmopolis

What ZIP code does Cosmopolis, WA use?

The USPS ZIP code for Cosmopolis, Washington is 98537.

How do I find homes for sale in Cosmopolis?

Chris Pierog, Spivey Realty Group helps people buy and sell residential property in Cosmopolis. ZIP 98537 is the postal code to use on an address search. This page does not publish prices or inventory counts.

How do I get a home value in Cosmopolis?

Request a free home value. The automated estimate is texted to you. It is not shown on this website and it is not an appraisal. For an exact number, Chris prepares a free market analysis. If there is no automated match, Chris prepares the report personally.

Who is the realtor for Cosmopolis, WA?

Chris Pierog, Spivey Realty Group, 101 N Park St, Aberdeen, WA 98520, (360) 581-0167. He works with people buying and selling residential property in Cosmopolis and the rest of Grays Harbor County.

How do I sell a house in Cosmopolis?

Request a free pre-listing walkthrough or a home value report. Chris walks that property with you. The visit does not obligate you to list. This page does not publish a list price or a count of sales.

Nearby towns

Sellers can also request a pre-listing walkthrough. Buyers can book a strategy session. The canonical page for this community is https://graysharborrealtor.com/areas/cosmopolis.

Chris Pierog

Looking to buy, sell, invest, or have a question? Reach out to born-and-raised local Chris Pierog.

CALL ME (360) 581-0167INSTANT HOME VALUATIONText me

Or send a note about Cosmopolis. Chris replies himself. For a home value report, use Instant Home Valuation above.

If you check the box, texts about this request can start within a minute. Leave it unchecked and you will not be texted. Reply STOP to opt out.

My ListingsWhat's for sale?

Chris Pierog, Realtor® · Spivey Realty Group · 101 N Park St, Aberdeen, WA 98520 · (360) 581-0167 · chris@spiveyrealtygroup.com

Information deemed reliable but not guaranteed. Last updated October 28, 2026. Equal Housing Opportunity. Spivey Realty Group.