PlainZIP

Grafton, IA

Single-footprint Census roll-up for Grafton, IA: 1 USPS ZIP, population 422. 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 GRAFTON-IA · Grafton, IA 1 ZIPs · 422 pop · #10539/25278 · Worth County

INC-HIGH · RANK-MID · PHOTO-FINISH · BOOK-ONE · OWN-MID · POP-VILLAGE · SPREAD-UNK · HOME-LOW

  • INC-HIGH $76,429
  • RANK-MID #10539/25278
  • PHOTO-FINISH ≈ Hanlontown
  • BOOK-ONE 1 ZIP
  • OWN-MID 75% owners
  • POP-VILLAGE 422
  • SPREAD-UNK Single-ZIP book
  • HOME-LOW $122,500

Nearest income peer: Hanlontown, IA (+ $1,785 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 Grafton

Lowest/highest poles plus county-sharing cities nearest Grafton 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, Grafton, IA sits among US cities with an above-median household income, on a village-scale population base, across a single-ZIP footprint.

Top 42%
household income vs 25,278 US cities
422
city population (Census)
1
USPS ZIP codes covered
$76,429
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.

Above-median income on a short ZIP list (1) - lead code 50440 (422 residents). Household income $76,429 is the roll-up; open the ZIP for tenure and commute.

Owner-occupancy sits in a mixed band (74.7%) - check the ZIP page's tenure split before treating Grafton as a pure owner town.

Within Iowa, Albert City is the closest lower-income city and Le Mars the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Grafton.

Population concentration

Grafton reads through its lone ZIP, 50440

422 ACS residents, one ZIP: 50440 is not the leading code inside Grafton, it is the only one on file. Treat the ZIP page as the primary source for anything below the city-wide total.

Census ZBP business roll-up

Mid-pack ZBP load on Grafton's one ZIP

Citywide ZBP: 9 establishments, 25 employees , annual payroll $776k (~21 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 50440 (9 units) ; leading NAICS Construction (3) .

View your shortlist →

ZIP Codes in Grafton, IA

These ZIP codes sit in Worth County, which covers 7 ZIP codes in all; 1 of them fall in Grafton. See the Worth County roll-up →

Grafton lands mid-pack among the 5 cities sharing Worth County: Manly and Joice earn more and Northwood and Kensett earn less. Joice marks the far end of that range at $107,000, 40% above Grafton.

ZIP Code Population Median income Establishments Density
50440 422 $76,429 9 5
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Grafton 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 Grafton, .