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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Rialto, CA

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Area Code(s):909, 840
Timezone(s):Pacific (GMT -08:00)
City Population:99,171 (More Details)
CBSA:Riverside-San Bernardino-Ontario, CA
Congressional District(s):33
Land Area:20,057 square miles (county)
Water Area:48 square miles (county)

2 ZIP Codes

Rialto, CA ZIP Code Boundaries

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Rialto, CA Covers 2 ZIP Codes

ZIP CodeTypePopulation% of PopulationAliases

Rialto, CA Demographic Information *

Total population**99,171
Male population48,245
Female population50,926
Median age (years)28.3
White Population43,592
Black Population16,236
Indian Population1,062
Asian Population2,258
Hawaiian Population361
Hispanic Population67,038
Median age (Male)27.2
Median age (Female)29.3
Total households25,202
Family households (families)21,177
Average household size3.92
Average family size4.2
Total housing units27,203
* Demographic data is based on 2010 Census for the City of RIALTO.
** 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],