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Okanogan, WA ZIP code

The ZIP code for Okanogan, Washington is 98840. It is in Okanogan County.

Population in these ZIPs
4,892
Avg. median income
$57,300population-weighted
Typical home value
$270,400population-weighted
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ZIP codes within 10 miles

Okanogan, WA ZIP code list

Okanogan, WA ZIP codes
ZIP codePopulationMedian incomeTypical home value
988404,892$57,342$270,400

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

Cities near Okanogan

Frequently asked questions

What is the ZIP code for Okanogan, WA?

The ZIP code for Okanogan, WA is 98840.

What county is Okanogan, Washington in?

Okanogan ZIP codes are in Okanogan County.