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Latest News

News and announcements from around the City of Cosmopolis. Stay up to date and informed on current events.

Anywhere Library at Cosmopolis City Hall

Anywhere Library at Cosmopolis City Hall

Posted On: August 28, 2026

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Festival in the Park | Aug. 23

Festival in the Park | Aug. 23

Posted On: August 13, 2026

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EPA Drop-in Office Hours | Aug. 13

EPA Drop-in Office Hours | Aug. 13

Posted On: August 13, 2026

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Join us for National Night Out on Aug. 4th!

Join us for National Night Out on Aug. 4th!

Posted On: August 03, 2026

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Explore Our Town

Boasting 4 parks, a public golf and miles of trails, Cosmopolis is a small town with a vibrant community seated on the Chehalis river in Grays Harbor County.