Data Last Updated: June 1, 2023

ZIP Codes for City of Grafton, IA


    
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Counties:	WORTH, IA
Area Code(s):	641
Timezone(s):	Central (GMT -06:00)
City Population:	252 (More Details)
CBSA:	Mason City, IA
Congressional District(s):	02
Land Area:	400 square miles (county)
Water Area:	2 square miles (county)

1 ZIP Code

Grafton, IA ZIP Code Boundaries

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Grafton, IA Covers 1 ZIP Code

ZIP Code	Type	Population	% of Population	Aliases
50440	Standard	422	100.00%

Grafton, IA Demographic Information *

Total population**	252
Male population	129
Female population	123
Median age (years)	43.5
White Population	249
Black Population	0
Indian Population	0
Asian Population	1
Hawaiian Population	0
Hispanic Population	0
Median age (Male)	42.5
Median age (Female)	43.6
Total households	114
Family households (families)	70
Average household size	2.21
Average family size	2.84
Total housing units	126

* Demographic data is based on 2010 Census for the City of GRAFTON.
** City and ZIP Code Population will not be equal due to differences in their geographies.

References

U.S. Postal Service [Last Updated: 2/1/2023], https://www.usps.com
ZIP-Codes.com Internal Data Creation [Last Updated: 2/1/2023], https://www.zip-codes.com
U.S. Geological Survey [Updated as needed], https://www.usgs.gov/
U.S. Census [Updated Yearly], https://www.census.gov
U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010], https://www.census.gov