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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Marion, IN

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Counties:GRANT, IN
Area Code(s):765
Timezone(s):Eastern (GMT -05:00)
City Population:29,948 (More Details)
CBSA:Marion, IN
Congressional District(s):03, 05
Land Area:414 square miles (county)
Water Area:1 square miles (county)

2 ZIP Codes

Marion, IN ZIP Code Boundaries

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Marion, IN Covers 2 ZIP Codes

ZIP CodeTypePopulation% of PopulationAliases

Marion, IN Demographic Information *

Total population**29,948
Male population14,086
Female population15,862
Median age (years)36.2
White Population23,400
Black Population4,406
Indian Population109
Asian Population221
Hawaiian Population6
Hispanic Population1,656
Median age (Male)35.3
Median age (Female)37.2
Total households11,828
Family households (families)6,739
Average household size2.25
Average family size2.91
Total housing units13,715
* Demographic data is based on 2010 Census for the City of MARION.
** 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],