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Mason City city, IA

ZIP 50401 — 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 50401

50401 has a population of 28,818 with a median age of 42.5 yrs (49.5% male).

Race & Ethnicity
White
89.0%+44% vs US avg
x
Black
3.2%-74% vs US avg
x
Asian
1.2%-80% vs US avg
x
Hispanic
6.1%-67% vs US avg
x
Other / Two+
0.6%
x
Age Groups
0–17
20.9%-5% vs US avg
x
18–64
56.8%-8% vs US avg
x
65+
22.3%+37% vs US avg
x
Education
Less than HS
6.5%-42% vs US avg
x
High school
37.6%+43% vs US avg
x
Some college
34.0%+18% vs US avg
x
Bachelor's+
21.9%-35% vs US avg
x
Marital Status
Married
51.3%+7% vs US avg
x
Never married
29.7%-12% vs US avg
x
Divorced
11.9%+15% vs US avg
x
Widowed / Separated
7.1%
x
Diversity Index
20/100

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

Social & household profile

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

Poverty Rate
10.0%-13% vs US avg
x
Foreign Born
40.7%+193% vs US avg
x
Veterans
7.3%+22% vs US avg
x
Disability
14.1%+5% vs US avg
x
Single Parent
10.7%+32% vs US avg
x
Top ancestry
GermanNorwegianIrish

Health & Community Indicators in 50401

Poverty Rate
10.0%-13% vs US avg
x
Veterans
7.3%+22% vs US avg
x
Foreign Born
40.7%+193% vs US avg
x
Single Parent
10.7%+32% vs US avg
x
Disability
14.1%+5% vs US avg
x
Uninsured
4.2%-48% vs US avg
x
SNAP Benefits
9.3%-20% vs US avg
x
Private School
0.2%-98% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population28,818
Median age42.5
Poverty rate10.0%
Demographics statistics
Demographics
White89.0%
Hispanic6.1%
Black3.2%
Asian1.2%
Foreign-born40.7%