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CLAY County, IA ZIP Codes

Population:16,667 (More Details)
Male Population:8,171
Female Population:8,496
Median Age:43
ZIP Codes:9
Area Codes:0
Total Area:573 square miles (county)
Land Area:567 square miles (county)
Water Area:5 square miles (county)

CLAY County, IA Covers 9 ZIP Codes

ZIP CodeClassificationCityPopulationTimezoneArea Code(s)
ZIP Code 51047GeneralPeterson646Central712
ZIP Code 51301GeneralSpencer12,691Central712
ZIP Code 51333GeneralDickens522Central712
ZIP Code 51338GeneralEverly1,000Central712
ZIP Code 51340P.O. BoxFostoria0Central712
ZIP Code 51341P.O. BoxGillett Grove49Central712
ZIP Code 51343GeneralGreenville238Central712
ZIP Code 51357GeneralRoyal728Central712
ZIP Code 51366GeneralWebb379Central712

CLAY, IA Demographic Information

* Demographic data is based on 2010 Census.

More Census Information

Total population of CLAY County, IA16,667
Male population of CLAY County, IA8,171
Female population of CLAY County, IA8,496
Median age (years)42.5
White Population16,077
Black Population69
Indian Population38
Asian Population99
Hawaiian Population1
Hispanic Population477
Median age (Male)40.4
Median age (Female)44.6
Total households7,282
Family households (families)4,596
Average household size for CLAY County, IA2.26
Average family size of CLAY County, IA2.82
Total housing units for CLAY County, IA8,062

CLAY County, IA Covers 9 Cities