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ZIP Code Database - Facts & Stats

Data Last Updated: January 1, 2022

ZIP Codes for City of Eureka, IL

Eureka, IL Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 61530StandardWoodford6,713309

Timezone(s):Central (GMT -06:00)
Population:5,295 (More Details)
Male Population:2,537
Female Population:2,758
Median Age:36
ZIP Codes:1
Area Codes:1
Total Area:543 square miles (county)
Land Area:528 square miles (county)
Water Area:15 square miles (county)

Eureka, IL Demographic Information *

Total population5,295
Male population2,537
Female population2,758
Median age (years)35.7
White Population5,151
Black Population29
Indian Population9
Asian Population11
Hawaiian Population3
Hispanic Population109
Median age (Male)31.7
Median age (Female)39.2
Total households1,889
Family households (families)1,266
Average household size2.47
Average family size3.07
Total housing units2,023
* Demographic data is based on 2010 Census.

Eureka, IL Other Information

90 Cities within 30 miles of Eureka, IL Products


  1. U.S. Postal Service [Last Updated: 1/1/2022],
  2. Internal Data Creation [Last Updated: 1/1/2022],
  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],