PlainZIP

Arthur, IA

Single-footprint Census roll-up for Arthur, IA: 1 USPS ZIP, population 394. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet ARTHUR-IA · Arthur, IA 1 ZIPs · 394 pop · #20261/25278 · Ida County

INC-MID · RANK-BOTTOM · BELOW-PEER · BOOK-ONE · OWN-MID · POP-VILLAGE · SPREAD-UNK · HOME-LOW

  • INC-MID $54,258
  • RANK-BOTTOM #20261/25278
  • BELOW-PEER under Ida Grove
  • BOOK-ONE 1 ZIP
  • OWN-MID 66% owners
  • POP-VILLAGE 394
  • SPREAD-UNK Single-ZIP book
  • HOME-LOW $80,000

Nearest income peer: Ida Grove, IA (+ $10,430 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around Arthur

Lowest/highest poles plus county-sharing cities nearest Arthur on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, Arthur, IA sits among US cities with one of the lowest household incomes among US cities, on a village-scale population base, across a single-ZIP footprint.

20th pct
household income vs 25,278 US cities
394
city population (Census)
1
USPS ZIP codes covered
$54,258
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

Lower-income footing on only 1 ZIP ($54,258 average) · poverty 14.2%. The primary code (51431) carries the ACS household fields that matter.

Owner-occupancy sits in a mixed band (66.3%) - check the ZIP page's tenure split before treating Arthur as a pure owner town.

Within Iowa, Lakota is the closest lower-income city and Harris the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Arthur.

Population concentration

Arthur's single ZIP 51431 carries the town

Arthur is published as a single USPS ZIP. Code 51431 is the entire residential footprint (394 ACS residents), so the city page and the ZIP page tell the same household story, open that ZIP for income, tenure, and commute detail.

Census ZBP business roll-up

Dense ZBP book packed into Arthur's one ZIP

Citywide ZBP: 11 establishments, 79 employees , annual payroll $4,875k (~28 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 51431 (11 units) ; leading NAICS Transportation and warehousing (3) .

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ZIP Codes in Arthur, IA

These ZIP codes sit in Ida County, which covers 5 ZIP codes in all; 1 of them fall in Arthur. See the Ida County roll-up →

Every one of the 4 cities sharing Ida County reports a higher average ZIP median income than Arthur, Ida Grove, Holstein and Battle Creek among them. That gap is the county's income spread, not a measure of the housing or commute picture below. Galva marks the far end of that range at $80,066, 48% above Arthur.

ZIP Code Population Median income Establishments Density
51431 394 $54,258 11 4
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Arthur roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving Arthur, .