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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Napa, CA

Napa, CA Covers 3 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 94558StandardNapa66,830707
ZIP Code 94559StandardNapa27,184707
ZIP Code 94581P.O. BoxNapa0707

Timezone(s):Pacific (GMT -08:00)
Counties:NAPA, CA
Population:76,915 (More Details)
Male Population:37,947
Female Population:38,968
Median Age:37
ZIP Codes:3
Area Codes:1
Total Area:789 square miles (county)
Land Area:748 square miles (county)
Water Area:40 square miles (county)

Napa, CA Demographic Information *

Total population76,915
Male population37,947
Female population38,968
Median age (years)37.4
White Population57,754
Black Population486
Indian Population637
Asian Population1,755
Hawaiian Population144
Hispanic Population28,923
Median age (Male)35.4
Median age (Female)39.4
Total households28,166
Family households (families)18,634
Average household size2.69
Average family size3.25
Total housing units30,149
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  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],