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Tonasket, WA ZIP code

The ZIP code for Tonasket, Washington is 98855. It is in Okanogan County.

Population in these ZIPs
5,857
Avg. median income
$60,200population-weighted
Typical home value
$240,100population-weighted
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ZIP codes within 10 miles

Tonasket, WA ZIP code list

Tonasket, WA ZIP codes
ZIP codePopulationMedian incomeTypical home value
988555,857$60,179$240,100

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 Tonasket, WA?

The ZIP code for Tonasket, WA is 98855.

What county is Tonasket, Washington in?

Tonasket ZIP codes are in Okanogan County.