ZIP code 51431: Arthur, IA
51431 is a ZIP code in Arthur, Iowa, mainly in Ida County. About 430 people live here.
- Population
- 430
- Median household income
- $54,258
- Typical home value
- $80,000ACS median value
- Median rent
- $676gross, per month
- Median age
- 38.2
- Homeowners
- 66.3%of occupied homes
Shaded: ZIP code 51431's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 51431 details
| City | Arthur |
|---|---|
| State | Iowa |
| County | Ida County (also partly Sac County) |
| Metro area | Not in a metro or micro area |
| Time zone | Central Time (UTC−6), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 37.9 sq mi |
| Population density | 11 people per sq mi |
| Bachelor's degree or higher | 20% of adults 25+ |
| Average commute | 21.6 minutes |
| Center coordinates | 42.34442, -95.35145 |
ZIP codes near 51431
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 51445 | Ida Grove, IA | 6.0 mi | 2,485 |
| 51458 | Odebolt, IA | 6.1 mi | 1,290 |
| 51448 | Kiron, IA | 9.8 mi | 612 |
| 51053 | Schaller, IA | 10.9 mi | 1,016 |
| 50535 | Early, IA | 12.1 mi | 1,198 |
| 51020 | Galva, IA | 12.2 mi | 632 |
| 51461 | Schleswig, IA | 13.3 mi | 1,097 |
| 51006 | Battle Creek, IA | 13.5 mi | 1,287 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 51431?
A typical home in ZIP code 51431 is worth about $80,000 (ACS median value). The median household here earns $54,258 a year. See what buying here would cost per month, with Iowa average taxes and insurance filled in.
Monthly payment for a $80,000 homeWhat can a $54,258 income afford?Rental property numbers
About ZIP code 51431
What city is ZIP code 51431?
ZIP code 51431 is in Arthur, IA, in Ida County.
What county is ZIP code 51431 in?
51431 is mainly in Ida County, Iowa, and partly in Sac County.
What is the population of ZIP code 51431?
About 430 people live in ZIP code 51431, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 51431 in?
51431 is in Central Time (UTC−6). It observes daylight saving time.