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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Dalzell, IL

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Counties:BUREAU, IL
Area Code(s):815
Timezone(s):Central (GMT -06:00)
City Population:717 (More Details)
CBSA:Ottawa, IL
Congressional District(s):16
Land Area:869 square miles (county)
Water Area:4 square miles (county)

1 ZIP Code

Dalzell, IL ZIP Code Boundaries

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Dalzell, IL Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Dalzell, IL Demographic Information *

Total population**717
Male population351
Female population366
Median age (years)43.5
White Population687
Black Population2
Indian Population2
Asian Population7
Hawaiian Population0
Hispanic Population26
Median age (Male)43.6
Median age (Female)43.4
Total households302
Family households (families)210
Average household size2.37
Average family size2.87
Total housing units315
* Demographic data is based on 2010 Census for the City of DALZELL.
** 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],