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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2023

ZIP Codes for City of Waipahu, HI

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Area Code(s):808
Timezone(s):Hawaii-Aleutian Islands (GMT -10:00)
City Population:38,216 (More Details)
CBSA:Urban Honolulu, HI
Congressional District(s):01, 02
Land Area:601 square miles (county)
Water Area:1,566 square miles (county)

1 ZIP Code

Waipahu, HI ZIP Code Boundaries

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Waipahu, HI Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Waipahu, HI Demographic Information *

Total population**38,216
Male population18,927
Female population19,289
Median age (years)37
White Population1,305
Black Population319
Indian Population26
Asian Population25,628
Hawaiian Population5,173
Hispanic Population2,229
Median age (Male)35.4
Median age (Female)38.5
Total households8,383
Family households (families)6,934
Average household size4.45
Average family size4.6
Total housing units8,850
* Demographic data is based on 2010 Census for the City of WAIPAHU.
** 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],