PlainZIP

Humboldt, IA

Single-footprint Census roll-up for Humboldt, IA: 1 USPS ZIP, population 5,869. 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 HUMBOLDT-IA · Humboldt, IA 1 ZIPs · 5,869 pop · #10644/25278 · Humboldt County

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

  • INC-HIGH $76,214
  • RANK-MID #10644/25278
  • PHOTO-FINISH ≈ Thor
  • BOOK-ONE 1 ZIP
  • OWN-MID 72% owners
  • POP-TOWN 5,869
  • SPREAD-UNK Single-ZIP book
  • HOME-LOW $188,200

Nearest income peer: Thor, IA ( $1,214 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 Humboldt

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

Top 42%
household income vs 25,278 US cities
5,869
city population (Census)
1
USPS ZIP codes covered
$76,214
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 50548 (5,869 residents). Household income $76,214 is the roll-up; open the ZIP for tenure and commute.

Owner-occupancy sits in a mixed band (72.4%) - check the ZIP page's tenure split before treating Humboldt as a pure owner town.

Within Iowa, Lake Mills is the closest lower-income city and Alexander the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Humboldt.

Population concentration

Humboldt's single ZIP 50548 carries the town

Humboldt is published as a single USPS ZIP. Code 50548 is the entire residential footprint (5,869 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 Humboldt's one ZIP

Citywide ZBP: 223 establishments, 2,672 employees , annual payroll $135,048k (~38 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 50548 (223 units) ; leading NAICS Retail trade (28) · also Construction · Finance and insurance .

View your shortlist →

ZIP Codes in Humboldt, IA

These ZIP codes sit in Humboldt County, which covers 11 ZIP codes in all; 1 of them fall in Humboldt. See the Humboldt County roll-up →

Humboldt sits in the upper half of Humboldt County on income: Gilmore City, Dakota City and Bode report less, while Rutland reports more. Hardy marks the far end of that range at $31,429, 59% below Humboldt.

ZIP Code Population Median income Establishments Density
50548 5,869 $76,214 223 18
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Humboldt 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 Humboldt, .