There are 8 zip codes in Jefferson County, Washington. The most populated is 98368, located in Port Townsend. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
9836817,046Port Townsend
983315,671Forks
983655,259Port Ludlow
983393,295Port Hadlock
983762,109Quilcene
983201,483Brinnon
983251,481Chimacum
98358882Nordland

Zip Codes in Jefferson County, Washington by Population (2024)