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Labor Day Closure Notice

Labor Day Closure Notice

August 28, 2025
in Announcements

Cosmopolis City Hall will be closed Monday, September 1st in observance of Labor Day.

Thank you for your understanding.

Previous National Night Out August 5th - Highland Park!
Next City Hall Closed Fridays

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Anywhere Library at Cosmopolis City Hall

August 28, 2026
Festival in the Park | Aug. 23

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Festival in the Park | Aug. 23

August 13, 2026
EPA Drop-in Office Hours | Aug. 13

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EPA Drop-in Office Hours | Aug. 13

August 13, 2026

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City of Cosmopolis

Cosmopolis is the oldest city on Grays Harbor, since a donation land claim filed there in 1852. It was incorporated in 1891, and is a code city. According to James Phillips, Washington State Place Names, the city was named in 1853 and means "city of the world".

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City Hall:
(360) 532-9230
Fire Department:
(360) 532-6429
Aberdeen Police Department:
(360) 533-3180
Public Works:
(360) 533-4280

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