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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Brook, IN

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Counties:NEWTON, IN
Area Code(s):219
Timezone(s):Central (GMT -06:00)
City Population:997 (More Details)
CBSA:Chicago-Naperville-Elgin, IL-IN-WI
Congressional District(s):04
Land Area:402 square miles (county)
Water Area:2 square miles (county)

1 ZIP Code

Brook, IN ZIP Code Boundaries

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Brook, IN Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Brook, IN Demographic Information *

Total population**997
Male population483
Female population514
Median age (years)40.5
White Population918
Black Population1
Indian Population7
Asian Population2
Hawaiian Population2
Hispanic Population100
Median age (Male)39.8
Median age (Female)41.5
Total households383
Family households (families)274
Average household size2.6
Average family size3.05
Total housing units422
* Demographic data is based on 2010 Census for the City of BROOK.
** 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],