There are 14 zip codes in Thurston County, Washington. The most populated is 98501, located in Olympia. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
City
Population
98501Olympia46,796
98503Lacey42,263
98513Olympia36,988
98502Olympia35,551
98512Olympia30,784
98516Olympia27,212
98597Yelm25,982
98506Olympia18,968
98579Rochester14,259
98589Tenino7,448
98576Rainier5,099
98530Bucoda558
98556Littlerock448
98505Olympia403

Thurston County, Washington Zip Codes by Population (2024)