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Cathlamet, WA ZIP code

The ZIP code for Cathlamet, Washington is 98612. It is in Wahkiakum County.

Population in these ZIPs
3,366
Avg. median income
$59,600population-weighted
Typical home value
$418,000population-weighted
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ZIP codes within 10 miles

Cathlamet, WA ZIP code list

Cathlamet, WA ZIP codes
ZIP codePopulationMedian incomeTypical home value
986123,366$59,583$418,000

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

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Frequently asked questions

What is the ZIP code for Cathlamet, WA?

The ZIP code for Cathlamet, WA is 98612.

What county is Cathlamet, Washington in?

Cathlamet ZIP codes are in Wahkiakum County.