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Carroll city, IA

ZIP Code 51401 — Carroll city, IA Demographics & Data

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

Middle ClassLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
12,113
Median Income
$64,458
-14% vs US avg
Home Value
$192,100
-45% vs US avg
Median Rent
$626
-46% vs US avg
Median Age
43.1 yrs
+11% vs US avg
Area Code
Congress
Top Ancestry
GermanIrishEnglish
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Location
Coordinates
42.0657, -94.8697
Elevation
1,240 ft
Land Area
175.1 sq mi
Water Area
0.2 sq mi (0% water)

At a glance

Population
12,113
Density
N/A
Median income
$64,458
-14% vs US avg
Home value
$192,100
-45% vs US avg
Median rent
$626
-46% vs US avg
Timezone

Overview of ZIP Code 51401

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What to know about ZIP 51401

ZIP code 51401 covers Carroll, IA in Carroll County with a population of about 12,113.

At a glance, the area shows median age of 43.1 versus a U.S. median of about 38.9.

It sits in telephone area code 712; U.S. House district IA-4; the DES MOINES - AMES media market.

Income and economy in Carroll, IA

Median household income in ZIP 51401 is about $64,458 — about 14% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 9.2%; unemployment rate near 2.6%; 26.0% of adults with a bachelor’s degree or higher (about 7.7 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Manufacturing, Healthcare, and Retail trade; about 6.0% of workers reporting work-from-home (about 9.2 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 51401

Median home value is about $192,100 — about 45% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $626 (about 46% below the U.S. median rent ($1,163)), and owner-occupancy near 69.2% (about 3.8 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 51401 in Carroll, IA, a household would need roughly $53,000 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 $1,234. That sits below the local median household income ($64,458), 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 Carroll city, IA as Relatively Low (composite score 57.6), which is near the middle of the national distribution. The strongest component scores on US5 are flood (37.5) and wildfire (28.5). 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 Carroll city, IA show little to no average snow and around 33.7 inches of annual precipitation.

IRS migration statistics show a net inflow of about 695 for ZIP 51401 (Carroll 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 FOD (48.3 miles (77.7 km)) · Buena Vista University (43.4 miles (69.9 km)) · Lewis & Clark National Historic Trail (77.6 miles (124.9 km)) · VA: Carroll CBOC (0.7 miles (1.1 km))

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