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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of El Dorado, AR

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Counties:UNION, AR
Area Code(s):870
Timezone(s):Central (GMT -06:00)
City Population:18,884 (More Details)
CBSA:El Dorado, AR
Congressional District(s):04
Land Area:1,039 square miles (county)
Water Area:16 square miles (county)

2 ZIP Codes

El Dorado, AR ZIP Code Boundaries

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El Dorado, AR Covers 2 ZIP Codes

ZIP CodeTypePopulation% of PopulationAliases
71731P.O. Box00.00%

El Dorado, AR Demographic Information *

Total population**18,884
Male population8,872
Female population10,012
Median age (years)37.7
White Population8,522
Black Population9,417
Indian Population56
Asian Population160
Hawaiian Population5
Hispanic Population809
Median age (Male)35.6
Median age (Female)39.5
Total households7,719
Family households (families)4,946
Average household size2.4
Average family size3.02
Total housing units8,969
* Demographic data is based on 2010 Census for the City of EL DORADO.
** 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],