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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Hills, IA

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Counties:JOHNSON, IA
Area Code(s):319
Timezone(s):Central (GMT -06:00)
City Population:703 (More Details)
CBSA:Iowa City, IA
Congressional District(s):01
Land Area:614 square miles (county)
Water Area:9 square miles (county)

1 ZIP Code

Hills, IA ZIP Code Boundaries

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Hills, IA Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases
52235P.O. Box698100.00%

Hills, IA Demographic Information *

Total population**703
Male population331
Female population372
Median age (years)45.2
White Population656
Black Population2
Indian Population5
Asian Population9
Hawaiian Population0
Hispanic Population28
Median age (Male)45.1
Median age (Female)45.3
Total households299
Family households (families)190
Average household size2.22
Average family size2.73
Total housing units349
* Demographic data is based on 2010 Census for the City of HILLS.
** 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],