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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Rochester, WA

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Area Code(s):360, 564
Timezone(s):Pacific (GMT -08:00)
City Population:2,388 (More Details)
CBSA:Olympia-Lacey-Tumwater, WA
Congressional District(s):03, 10
Land Area:722 square miles (county)
Water Area:52 square miles (county)

1 ZIP Code

Rochester, WA ZIP Code Boundaries

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Rochester, WA Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Rochester, WA Demographic Information *

Total population**2,388
Male population1,214
Female population1,174
Median age (years)37.9
White Population2,022
Black Population15
Indian Population70
Asian Population32
Hawaiian Population1
Hispanic Population280
Median age (Male)37.8
Median age (Female)38.1
Total households869
Family households (families)648
Average household size2.75
Average family size3.09
Total housing units910
* Demographic data is based on 2010 Census for the City of ROCHESTER.
** 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],