Worthington is a city in Dubuque County, Iowa, home to about 431 people across 0.5 square miles. Its ZIP code is 52078.
Mostly Worthington
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| Nearest major airport | Des Moines International Airport (DSM)144 miles away |
|---|---|
| Closer regional airport | Dubuque Regional Airport (DBQ)20 miles away |
| Nearest city of 250,000+ | Madison, WI98 miles away |
| Nearest city of 1 million+ | Chicago, IL179 miles away |
Straight-line distances from the center of Worthington; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Worthington had 382 residents in the 2020 census, up 0% since 2000.
It’s the 507th largest of 1,019 towns in Iowa by population.
Dubuque County grew from 56,403 residents in 1900 to 99,266 in 2020.
Dubuque County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 11°F. About 39.6 inches of rain and melted snow fall in a typical year, with about 31 inches of snow.
Source: NOAA 1991–2020 climate normals, Cascade, IA weather station (8 miles away).
56,357 jobs at 2,804 businesses in Dubuque County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Parks (2 nearby)
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.