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Alexander city, IA

ZIP Code 50420 — Alexander city, IA Demographics & Data

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

Middle ClassLow Snow AreaRemote Work Hub

Map, Quick Facts & Location

Quick Facts

Local time
Population
404
Median Income
$76,169
+1% vs US avg
Home Value
$77,500
-78% vs US avg
Median Rent
$233
-80% vs US avg
Median Age
45.3 yrs
+16% vs US avg
Area Code
Congress
Top Ancestry
GermanIrishEnglish
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Location
Coordinates
42.8042, -93.4604
Elevation
1,105 ft
Land Area
45.3 sq mi
Water Area
0.0 sq mi

At a glance

Population
404
Density
N/A
Median income
$76,169
+1% vs US avg
Home value
$77,500
-78% vs US avg
Median rent
$233
-80% vs US avg
Timezone

Overview of ZIP Code 50420

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What to know about ZIP 50420

ZIP code 50420 covers Alexander, IA in Franklin County with a population of about 404.

At a glance, the area shows median age of 45.3 versus a U.S. median of about 38.9.

It sits in telephone area code 641; U.S. House district IA-4; the DES MOINES - AMES media market.

Income and economy in Alexander, IA

Median household income in ZIP 50420 is about $76,169 — about even with the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 17.3%; unemployment rate near 1.6%; 25.1% of adults with a bachelor’s degree or higher (about 8.6 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Agriculture, Retail trade, and Education; about 22.2% of workers reporting work-from-home (about 7.0 points above the U.S. share (15.2%)); a mean commute of about 140.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 50420

Median home value is about $77,500 — about 78% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $233 (about 80% below the U.S. median rent ($1,163)), and owner-occupancy near 68.9% (about 3.5 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 50420 in Alexander, IA, a household would need roughly $21,000 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 $498. That sits below the local median household income ($76,169), 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 Alexander city, IA as Very Low (composite score 21.9), which is relatively lower than many U.S. communities. The strongest component scores on US5 are flood (14.0) and hurricane (11.6). 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 Alexander city, IA show little to no average snow and around 38.1 inches of annual precipitation.

IRS migration statistics show a net inflow of about 23 for ZIP 50420 (Alexander 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 MCW (25.4 miles (40.9 km)) · Ellsworth Community College (21.5 miles (34.6 km)) · Effigy Mounds National Monument (116.1 miles (186.8 km)) · VA: Mason City CBOC (26.6 miles (42.8 km))

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