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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Plainfield, IN

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Area Code(s):317, 463
Timezone(s):Eastern (GMT -05:00)
City Population:27,631 (More Details)
CBSA:Indianapolis-Carmel-Anderson, IN
Congressional District(s):04
Land Area:407 square miles (county)
Water Area:2 square miles (county)

1 ZIP Code

Plainfield, IN ZIP Code Boundaries

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Plainfield, IN Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Plainfield, IN Demographic Information *

Total population**27,631
Male population14,579
Female population13,052
Median age (years)35.5
White Population23,555
Black Population2,193
Indian Population49
Asian Population919
Hawaiian Population0
Hispanic Population1,115
Median age (Male)34.4
Median age (Female)37.1
Total households9,747
Family households (families)6,756
Average household size2.57
Average family size3.08
Total housing units10,386
* Demographic data is based on 2010 Census for the City of PLAINFIELD.
** 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],