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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Newhall, CA

Newhall, CA Covers 3 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 91321StandardLos Angeles34,882661
ZIP Code 91322P.O. BoxLos Angeles0661
ZIP Code 91381StandardLos Angeles20,158661

Timezone(s):Pacific (GMT -08:00)
Population:34,882 (More Details)
Male Population:17,402
Female Population:17,480
Median Age:33
ZIP Codes:3
Area Codes:1
Total Area:4,751 square miles (county)
Land Area:4,058 square miles (county)
Water Area:693 square miles (county)

Newhall, CA Demographic Information *

There is no Census data for the city of NEWHALL, CA. We have pulled information for the ZIP Code 91321 instead.
Total population34,882
Male population17,402
Female population17,480
Median age (years)33.3
White Population22,645
Black Population1,050
Indian Population263
Asian Population2,114
Hawaiian Population64
Hispanic Population15,934
Median age (Male)31.2
Median age (Female)35.5
Total households11,215
Family households (families)7,750
Average household size3.04
Average family size3.57
Total housing units11,892
* 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],