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Carroll city, IA

ZIP 51401 — People & Community

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

Middle ClassLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 51401

51401 has a population of 12,113 with a median age of 43.1 yrs (48.5% male).

Race & Ethnicity
White
93.6%+52% vs US avg
x
Black
1.1%-91% vs US avg
x
Asian
0.8%-87% vs US avg
x
Hispanic
4.2%-78% vs US avg
x
Age Groups
0–17
23.8%+8% vs US avg
x
18–64
53.9%-13% vs US avg
x
65+
22.3%+37% vs US avg
x
Education
Less than HS
4.7%-58% vs US avg
x
High school
39.3%+50% vs US avg
x
Some college
30.1%+4% vs US avg
x
Bachelor's+
26.0%-23% vs US avg
x
Marital Status
Married
48.2%+0% vs US avg
x
Never married
33.7%-0% vs US avg
x
Divorced
8.8%-14% vs US avg
x
Widowed / Separated
9.3%
x
Diversity Index
12/100

Higher = more diverse (Simpson index from race/ethnicity)

Social & household profile

Poverty, nativity, veterans, disability, family structure, and births (ACS).

Poverty Rate
9.2%-20% vs US avg
x
Foreign Born
24.7%+78% vs US avg
x
Veterans
6.3%+4% vs US avg
x
Disability
15.3%+14% vs US avg
x
Single Parent
12.8%+58% vs US avg
x
Recent Births
47.4%+717% vs US avg
x
Top ancestry
GermanIrishEnglish

Health & Community Indicators in 51401

Poverty Rate
9.2%-20% vs US avg
x
Veterans
6.3%+4% vs US avg
x
Foreign Born
24.7%+78% vs US avg
x
Single Parent
12.8%+58% vs US avg
x
Disability
15.3%+14% vs US avg
x
Uninsured
2.2%-73% vs US avg
x
SNAP Benefits
9.5%-19% vs US avg
x
Private School
0.1%-99% vs US avg
x
Recent Births
47.4%+717% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population12,113
Median age43.1
Poverty rate9.2%
Demographics statistics
Demographics
White93.6%
Hispanic4.2%
Black1.1%
Asian0.8%
Foreign-born24.7%