51431 ZIP Code, Arthur, IA
51431 is a ZIP code in Arthur, Iowa — mostly in Ida County (89% of its land), with smaller parts in Sac County. It covers 38 square miles of land. The closest ZIP codes are 51445, 51458 and 51448. 430 people live here in 187 households. It is rural, with fewer than 100 people per square mile, and owners and renters are mixed (66% own). Median household income is $54,258, below the Iowa median of $75,059.
Quick facts
- Mailing city: Arthur, IA
- County: Ida County
- Land area: 38 sq mi
- Population: 430
- Median household income: $54,258
Key figures
| Measure | Value |
|---|---|
| Residents | 430 |
| Households | 187 |
| Median household income | $54,258 |
| Income per person | $33,507 |
| Median age | 38.2 |
| Homeowners | 66.3% |
| Median home value | $80,000 |
| Median rent | $676 |
| Bachelor's degree or higher | 20.0% |
| Average commute (minutes) | 21.6 |
| Households with kids under 18 | 22.5% |
| Moved in the past year | 19.4% |
| Below the poverty line | 14.2% |
| Broadband internet | 89.8% |
| Speak a non-English language at home | 0.0% |
Household income
| % of households | Value |
|---|---|
| <$10K | 1.6% |
| $10–15K | 0.5% |
| $15–25K | 5.3% |
| $25–35K | 9.6% |
| $35–50K | 20.9% |
| $50–75K | 28.9% |
| $75–100K | 4.8% |
| $100–150K | 22.5% |
| $150–200K | 1.6% |
| $200K+ | 4.3% |
Age
| % of all residents | Value |
|---|---|
| <10 | 17.7% |
| 10–19 | 11.6% |
| 20–24 | 10.2% |
| 25–34 | 8.4% |
| 35–44 | 8.4% |
| 45–54 | 4.7% |
| 55–64 | 10.7% |
| 65–74 | 18.6% |
| 75+ | 9.8% |
Tenure
| % of housing units | Value |
|---|---|
| Owned, with mortgage | 38.6% |
| Owned outright | 24.4% |
| Rented | 32.0% |
| Vacant | 5.1% |
Type of building
| % of housing units | Value |
|---|---|
| Detached house | 74.6% |
| Townhome | 0.5% |
| 2–4 units | 2.5% |
| 5–19 units | 19.8% |
| 20+ units | 0.0% |
| Mobile / other | 2.5% |
Businesses in 51431
11 business establishments with 79 employees (ZIP Codes Business Patterns 2023).
- Transportation and Warehousing: 3
EDDM carrier routes
See every USPS carrier route in 51431 with residential and business mailbox counts on the route map. Open the EDDM route map.
Nearby ZIP codes
- 51445 — Ida Grove city, IA (6 mi)
- 51458 — Odebolt city, IA (6.1 mi)
- 51448 — Kiron city, IA (9.8 mi)
- 51053 — Schaller city, IA (10.9 mi)
- 50535 — Early city, IA (12.1 mi)
- 51020 — Galva city, IA (12.2 mi)
- 51461 — Schleswig city, IA (13.3 mi)
- 51006 — Battle Creek city, IA (13.5 mi)
Areas that include 51431
- Arthur, IA ZIP codes — 1 ZIP code
- Ida County ZIP codes — 10 ZIP codes
- Sac County ZIP codes — 14 ZIP codes
- Iowa ZIP code data
Mail every home in 51431
Route counts on this page price as Full Service 6.5 × 9 postcards: we print, bundle by carrier route and hand the mailing to USPS. Prefer to take it to the Post Office yourself? Print only costs less and you pay postage at drop-off.
EDDM guides
ZIP code statistics describe the Census ZIP Code Tabulation Area (ZCTA) 51431, which approximates the USPS ZIP code area. Census figures: American Community Survey 5-year estimates, 2020–2024.
Frequently asked questions
- What city is 51431 in?
- 51431 is a Arthur, IA mailing address. None of its land lies inside a Census-defined city or community.
- What county is 51431 in?
- 51431 is mostly in Ida County (89% of its land), with smaller parts in Sac County.
- What is the population of 51431?
- About 430 people (±109), according to the Census Bureau's American Community Survey 5-year estimates for 2020–2024. The 2020 Census counted 404.
- What is the median household income in 51431?
- $54,258 (±$3,182), compared with $75,059 for Iowa as a whole. Half the households in the ZIP code earn more and half earn less.
- How many carrier routes and mailboxes are in 51431?
- EDDM2GO's stored route library does not include 51431 yet. The EDDM route map loads its carrier routes and mailbox counts when you search the ZIP code.
- What ZIP codes are near 51431?
- The closest, measured center to center: 51445 (6 mi, Ida Grove), 51458 (6.1 mi, Odebolt), 51448 (9.8 mi, Kiron), 51053 (10.9 mi, Schaller), 50535 (12.1 mi, Early) and 51020 (12.2 mi, Galva).
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.