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Cromwell city, IA

ZIP Code 50842 — Cromwell city, IA Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Working ClassLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
85
Median Income
$57,917
-23% vs US avg
Home Value
$108,900
-69% vs US avg
Median Rent
N/A
Median Age
52.4 yrs
+35% vs US avg
Area Code
Congress
Top Ancestry
GermanIrishEuropean
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Location
Coordinates
41.0399, -94.4618
Elevation
1,296 ft
Land Area
0.3 sq mi
Water Area
0.0 sq mi

At a glance

Population
85
Density
N/A
Median income
$57,917
-23% vs US avg
Home value
$108,900
-69% vs US avg
Median rent
N/A
Timezone

Overview of ZIP Code 50842

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What to know about ZIP 50842

ZIP code 50842 covers Cromwell, IA in Union County with a population of about 85.

At a glance, the area shows median age of 52.4 versus a U.S. median of about 38.9.

It sits in telephone area code 641; U.S. House district IA-3; the DES MOINES - AMES media market.

Income and economy in Cromwell, IA

Median household income in ZIP 50842 is about $57,917 — about 23% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 9.4%; unemployment rate near 0.0%; 15.3% of adults with a bachelor’s degree or higher (about 18.5 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Retail trade, Healthcare, and Construction; about 5.0% of workers reporting work-from-home (about 10.2 points below the U.S. share (15.2%)); a mean commute of about 38.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 50842

Median home value is about $108,900 — about 69% below the U.S. median home value ($348,079).

Housing tenure and rents show owner-occupancy near 89.2% (about 23.8 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 50842 in Cromwell, IA, a household would need roughly $30,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $700. That sits below the local median household income ($57,917), suggesting the typical household income is closer to a workable buy-in level under these assumptions. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Cromwell city, IA as Relatively Low (composite score 49.5), which is near the middle of the national distribution. The strongest component scores on US5 are wildfire (49.8) and flood (30.1). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Cromwell city, IA show little to no average snow and around 37.9 inches of annual precipitation.

IRS migration statistics show a net inflow of about 5 for ZIP 50842 (Cromwell city, IA) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.

Nearby (from this ZIP)

Airport DSM (54.0 miles (86.9 km)) · Southwestern Community College (4.8 miles (7.7 km)) · Lewis & Clark National Historic Trail (77.7 miles (125.0 km)) · VA: Shenandoah VA Clinic (51.9 miles (83.5 km))

Full lists and map pins are in the Infrastructure section below.