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Unalaska, AK ZIP code

The ZIP code for Unalaska, Alaska is 99685. It is in Aleutians West Census Area.

Population in these ZIPs
3,747
Avg. median income
$135,800population-weighted
Typical home value
$462,400population-weighted
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ZIP codes within 10 miles

Unalaska, AK ZIP code list

Unalaska, AK ZIP codes
ZIP codePopulationMedian incomeTypical home value
996853,747$135,759$462,400

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 Unalaska

Frequently asked questions

What is the ZIP code for Unalaska, AK?

The ZIP code for Unalaska, AK is 99685.

What county is Unalaska, Alaska in?

Unalaska ZIP codes are in Aleutians West Census Area.