Arthur is a city in Ida County, Iowa, home to about 252 people across 0.1 square miles. Its ZIP code is 51431.
Mostly Arthur
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| Nearest major airport | Eppley Airfield (OMA)76 miles away |
|---|---|
| Closer regional airport | Sioux Gateway Airport / Brigadier General Bud Day Field (SUX)52 miles away |
| Nearest city of 250,000+ | Omaha, NE82 miles away |
| Nearest city of 1 million+ | Chicago, IL395 miles away |
Straight-line distances from the center of Arthur; 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.
Arthur had 222 residents in the 2020 census, down 9% since 2000.
It’s the 650th largest of 1,019 towns in Iowa by population.
Ida County grew from 12,327 residents in 1900 to 7,005 in 2020.
Ida County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 84°F in summer, and winter lows average 8°F. About 32.1 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Battle Creek 3ne, IA weather station (11 miles away).
3,275 jobs at 244 businesses in Ida 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.
Libraries
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.