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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Rock Island, WA

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Counties:DOUGLAS, WA
Area Code(s):509
Timezone(s):Pacific (GMT -08:00)
City Population:788 (More Details)
CBSA:Wenatchee, WA
Congressional District(s):04
Land Area:1,819 square miles (county)
Water Area:29 square miles (county)

1 ZIP Code

Rock Island, WA ZIP Code Boundaries

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Rock Island, WA Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases
98850Standard1,543100.00%

Rock Island, WA Demographic Information *

Total population**788
Male population420
Female population368
Median age (years)32.5
White Population502
Black Population6
Indian Population4
Asian Population1
Hawaiian Population1
Hispanic Population405
Median age (Male)32.1
Median age (Female)33.1
Total households262
Family households (families)179
Average household size3.01
Average family size3.66
Total housing units277
* Demographic data is based on 2010 Census for the City of ROCK ISLAND.
** City and ZIP Code Population will not be equal due to differences in their geographies.


References

  1. U.S. Postal Service [Last Updated: 2/1/2023], https://www.usps.com
  2. ZIP-Codes.com Internal Data Creation [Last Updated: 2/1/2023], https://www.zip-codes.com
  3. U.S. Geological Survey [Updated as needed], https://www.usgs.gov/
  4. U.S. Census [Updated Yearly], https://www.census.gov
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010], https://www.census.gov