ZIP Code 52078
About Worthington
Worthington is a city in Dubuque County, Iowa, United States. The population was 382 at the time of the 2020 census, up from 381 in 2000. Iowa Highway 136 passes through Worthington, which is situated north of Cascade and south of Dyersville.
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Area Profile
US Census (ACS 5-year · Gazetteer)
805
population
$93,676
median household income
19
people / sq mi
$205,400
median home value
$575
median gross rent
43.1
median age
349
housing units
312
households
41.5
land area (sq mi)