Washington Grays Harbor County
Cosmopolis
A city in Grays Harbor County, Washington — population 1,680 as of 2020.
Today
66°F
Chance Light Rain then Partly Sunny30% precip
Tonight
53°F
Partly Cloudy11% precip
Sunday
68°F
Mostly Sunny1% precip
Sunday Night
51°F
Mostly Clear
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Cosmopolis by the numbers
Population
1,680Population figure, 2020
Households & income
- Area
- 1.39 sq mi (3.6 km²), 0.19 sq mi water
- Median age
- 39.2
- Households
- 762
- Persons per household
- 2.9
- Median household income
- $84,853
- Median house value
- $317,000
Municipal office
- Office
- DEPUTY CLERK
- Address
- PO BOX 2007, COSMOPOLIS, WA 98537