ZIP Code 50440
About Grafton
Grafton is a city in Worth County, Iowa, United States. The population was 216 in the 2020 census, a decrease of 13.1% from the 290 population in the 2000 census. It is part of the Mason City Micropolitan Statistical Area.
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Area Profile
US Census (ACS 5-year · Gazetteer)
275
population
$58,750
median household income
9
people / sq mi
$99,300
median home value
$655
median gross rent
49.9
median age
159
housing units
144
households
29.2
land area (sq mi)