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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Lacon, IL

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Area Code(s):309
Timezone(s):Central (GMT -06:00)
City Population:1,937 (More Details)
CBSA:Peoria, IL
Congressional District(s):16
Land Area:387 square miles (county)
Water Area:12 square miles (county)

1 ZIP Code

Lacon, IL ZIP Code Boundaries

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Lacon, IL Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Lacon, IL Demographic Information *

Total population**1,937
Male population917
Female population1,020
Median age (years)45.5
White Population1,906
Black Population2
Indian Population5
Asian Population4
Hawaiian Population0
Hispanic Population38
Median age (Male)40.4
Median age (Female)48.2
Total households816
Family households (families)517
Average household size2.25
Average family size2.77
Total housing units872
* Demographic data is based on 2010 Census for the City of LACON.
** 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],