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JOHNSON County, IA ZIP Codes

Population:130,882 (More Details)
Male Population:65,462
Female Population:65,420
Median Age:29
ZIP Codes:14
Area Codes:0
Total Area:623 square miles (county)
Land Area:614 square miles (county)
Water Area:9 square miles (county)

JOHNSON County, IA Covers 14 ZIP Codes

ZIP CodeClassificationCityPopulationTimezoneArea Code(s)
ZIP Code 52235P.O. BoxHills698Central319
ZIP Code 52240GeneralIowa City32,230Central319
ZIP Code 52241GeneralCoralville18,911Central319
ZIP Code 52242GeneralIowa City1,592Central319
ZIP Code 52243UniqueIowa City0Central319
ZIP Code 52244P.O. BoxIowa City0Central319
ZIP Code 52245GeneralIowa City22,573Central319
ZIP Code 52246GeneralIowa City21,114Central319
ZIP Code 52317GeneralNorth Liberty14,775Central319
ZIP Code 52322GeneralOxford2,436Central319
ZIP Code 52333GeneralSolon6,168Central319
ZIP Code 52338GeneralSwisher3,283Central319
ZIP Code 52340GeneralTiffin2,180Central319
ZIP Code 52755GeneralLone Tree1,928Central319

JOHNSON, IA Demographic Information

* Demographic data is based on 2010 Census.

More Census Information

Total population of JOHNSON County, IA130,882
Male population of JOHNSON County, IA65,462
Female population of JOHNSON County, IA65,420
Median age (years)29.3
White Population112,083
Black Population6,305
Indian Population287
Asian Population6,819
Hawaiian Population51
Hispanic Population6,200
Median age (Male)28.8
Median age (Female)29.8
Total households52,715
Family households (families)27,883
Average household size for JOHNSON County, IA2.33
Average family size of JOHNSON County, IA2.96
Total housing units for JOHNSON County, IA55,967

JOHNSON County, IA Covers 9 Cities