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Irwin city, IA

ZIP 51446 — 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 51446

51446 has a population of 437 with a median age of 50.3 yrs (56.5% male).

Race & Ethnicity
White
95.2%+55% vs US avg
x
Black
0.0%
x
Asian
0.0%
x
Hispanic
4.3%-77% vs US avg
x
Age Groups
0–17
20.8%-5% vs US avg
x
18–64
54.9%-11% vs US avg
x
65+
24.3%+49% vs US avg
x
Education
Less than HS
3.4%-70% vs US avg
x
High school
30.7%+17% vs US avg
x
Some college
36.8%+27% vs US avg
x
Bachelor's+
29.1%-14% vs US avg
x
Marital Status
Married
59.0%+23% vs US avg
x
Never married
20.6%-39% vs US avg
x
Divorced
15.3%+48% vs US avg
x
Widowed / Separated
5.1%
x
Diversity Index
9/100

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

Social & household profile

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

Poverty Rate
18.7%+62% vs US avg
x
Foreign Born
0.0%
x
Veterans
11.0%+83% vs US avg
x
Disability
12.1%-9% vs US avg
x
Single Parent
22.4%+176% vs US avg
x
Top ancestry
GermanIrishDanish

Health & Community Indicators in 51446

Poverty Rate
18.7%+62% vs US avg
x
Veterans
11.0%+83% vs US avg
x
Foreign Born
0.0%
x
Single Parent
22.4%+176% vs US avg
x
Disability
12.1%-9% vs US avg
x
Uninsured
3.7%-54% vs US avg
x
SNAP Benefits
7.2%-39% vs US avg
x
Private School
0.0%
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population437
Median age50.3
Poverty rate18.7%
Demographics statistics
Demographics
White95.2%
Hispanic4.3%
Black0.0%
Asian0.0%
Foreign-born0.0%