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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Kasigluk, AK

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Counties:BETHEL, AK
Area Code(s):907
Timezone(s):Alaska (GMT -09:00)
City Population:569 (More Details)
Congressional District(s):00
Land Area:40,570 square miles (county)
Water Area:4,934 square miles (county)

1 ZIP Code

Kasigluk, AK ZIP Code Boundaries

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Kasigluk, AK Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases
99609P.O. Box569100.00%

Kasigluk, AK Demographic Information *

Total population**569
Male population302
Female population267
Median age (years)21.8
White Population19
Black Population0
Indian Population539
Asian Population0
Hawaiian Population0
Hispanic Population1
Median age (Male)20.8
Median age (Female)23.6
Total households113
Family households (families)98
Average household size5.04
Average family size5.51
Total housing units121
* Demographic data is based on 2010 Census for the City of KASIGLUK.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],