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ZIP Code Database - Facts & Stats

Data Last Updated: January 1, 2023

ZIP Codes for City of Topeka, IN

Topeka, IN Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 46571StandardLagrange5,532

Timezone(s):Eastern (GMT -05:00)
Population:1,153 (More Details)
Male Population:551
Female Population:602
Median Age:30
ZIP Codes:1
Area Codes:1
Total Area:387 square miles (county)
Land Area:380 square miles (county)
Water Area:7 square miles (county)

Topeka, IN Demographic Information *

Total population1,153
Male population551
Female population602
Median age (years)29.6
White Population1,089
Black Population3
Indian Population0
Asian Population11
Hawaiian Population0
Hispanic Population42
Median age (Male)29.3
Median age (Female)29.9
Total households421
Family households (families)291
Average household size2.74
Average family size3.34
Total housing units456
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 1/1/2023],
  2. Internal Data Creation [Last Updated: 1/1/2023],
  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],