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Mason city, OH

ZIP 45040 — People & Community

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

Upper Middle ClassLarge CommunityLow Snow AreaRemote Work Hub

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 45040

45040 has a population of 58,132 with a median age of 40.9 yrs (49.2% male).

Race & Ethnicity
White
70.3%+14% vs US avg
x
Black
4.1%-67% vs US avg
x
Asian
18.7%+217% vs US avg
x
Hispanic
3.4%-82% vs US avg
x
Other / Two+
3.6%
x
Age Groups
0–17
25.6%+16% vs US avg
x
18–64
61.2%-1% vs US avg
x
65+
13.2%-19% vs US avg
x
Education
Less than HS
2.5%-78% vs US avg
x
High school
13.1%-50% vs US avg
x
Some college
19.5%-32% vs US avg
x
Bachelor's+
64.9%+93% vs US avg
x
Marital Status
Married
65.1%+35% vs US avg
x
Never married
23.9%-29% vs US avg
x
Divorced
7.7%-25% vs US avg
x
Widowed / Separated
3.2%
x
Diversity Index
47/100

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

Social & household profile

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

Poverty Rate
4.5%-60% vs US avg
x
Foreign Born
45.0%+223% vs US avg
x
Veterans
5.6%-6% vs US avg
x
Disability
7.0%-48% vs US avg
x
Single Parent
4.5%-45% vs US avg
x
Recent Births
47.3%+716% vs US avg
x
Top ancestry
GermanIrishEnglish

Health & Community Indicators in 45040

Poverty Rate
4.5%-60% vs US avg
x
Veterans
5.6%-6% vs US avg
x
Foreign Born
45.0%+223% vs US avg
x
Single Parent
4.5%-45% vs US avg
x
Disability
7.0%-48% vs US avg
x
Uninsured
2.2%-73% vs US avg
x
SNAP Benefits
1.9%-83% vs US avg
x
Private School
0.6%-94% vs US avg
x
Recent Births
47.3%+716% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population58,132
Median age40.9
Poverty rate4.5%
Demographics statistics
Demographics
White70.3%
Hispanic3.4%
Black4.1%
Asian18.7%
Foreign-born45.0%