Arthur, IA ZIP Codes
One ZIP code serves Arthur, Iowa: 51431. Together they are home to 430 residents in 187 households. That is more than the 252 people counted inside Arthur city limits, because these ZIP codes reach past its boundary.
Arthur city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 252 |
| Households | 121 |
| Median household income | $53,711 |
| Median home value | $50,000 |
| Median age | 29.5 |
| Median rent | $676 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 430 |
| Households (sum of ZIP codes) | 187 |
| Median household income, range across ZIP codes | $54,258 (51431) to $54,258 (51431) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $54,258 |
| Homeowners | 66.3% |
| Households with kids under 18 | 22.5% |
| Moved in the past year | 19.4% |
| Carrier routes in EDDM2GO's route library | not loaded yet |
Every ZIP code in Arthur
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 51431 | Arthur | 430 | 187 | $54,258 | $80,000 | 66.3% | 22.5% | 19.4% | — | — | 0% of its land; mailing city |
A ZIP code is listed for Arthur when at least 10% of its land lies inside Arthur city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Arthur. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Arthur.
Counties
- Ida County — 10 ZIP codes
Price a mailing to Arthur ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Arthur, IA?
- 51431. A ZIP code is listed for Arthur when at least 10% of its land lies inside Arthur city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Arthur.
- What is the population of Arthur, IA?
- The Census Bureau counts 252 residents inside Arthur city limits (ACS 2020–2024). The 1 ZIP code that serve Arthur hold 430 residents in all.
- What is the median household income in Arthur, IA?
- $53,711 inside Arthur city limits, per the Census Bureau. Across its ZIP codes the medians run from $54,258 to $54,258.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.