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ZIP Code Database - Facts & Stats

Data Last Updated: November 1, 2022

ZIP Codes for City of Franklin Grove, IL

Franklin Grove, IL Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 61031StandardLee1,656

Timezone(s):Central (GMT -06:00)
Counties:LEE, IL
Population:1,021 (More Details)
Male Population:476
Female Population:545
Median Age:40
ZIP Codes:1
Area Codes:2
Total Area:729 square miles (county)
Land Area:725 square miles (county)
Water Area:4 square miles (county)

Franklin Grove, IL Demographic Information *

Total population1,021
Male population476
Female population545
Median age (years)40.4
White Population998
Black Population3
Indian Population3
Asian Population2
Hawaiian Population0
Hispanic Population19
Median age (Male)35.8
Median age (Female)45.7
Total households367
Family households (families)246
Average household size2.5
Average family size3.07
Total housing units401
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 11/1/2022],
  2. Internal Data Creation [Last Updated: 11/1/2022],
  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],