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Red Oak city, IA

ZIP 51566 — People & Community

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

Working ClassLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 51566

51566 has a population of 7,004 with a median age of 42.6 yrs (48.9% male).

Race & Ethnicity
White
91.8%+49% vs US avg
x
Black
0.8%-94% vs US avg
x
Asian
1.0%-83% vs US avg
x
Hispanic
1.4%-93% vs US avg
x
Other / Two+
5.1%
x
Age Groups
0–17
22.9%+4% vs US avg
x
18–64
56.0%-9% vs US avg
x
65+
21.1%+29% vs US avg
x
Education
Less than HS
8.6%-22% vs US avg
x
High school
37.0%+41% vs US avg
x
Some college
35.9%+24% vs US avg
x
Bachelor's+
18.5%-45% vs US avg
x
Marital Status
Married
54.5%+13% vs US avg
x
Never married
24.9%-26% vs US avg
x
Divorced
12.1%+17% vs US avg
x
Widowed / Separated
8.6%
x
Diversity Index
15/100

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

Social & household profile

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

Poverty Rate
13.6%+18% vs US avg
x
Foreign Born
47.5%+242% vs US avg
x
Veterans
8.1%+34% vs US avg
x
Disability
18.6%+39% vs US avg
x
Single Parent
13.2%+63% vs US avg
x
Recent Births
93.0%+1503% vs US avg
x
Top ancestry
GermanEnglishSwedish

Health & Community Indicators in 51566

Poverty Rate
13.6%+18% vs US avg
x
Veterans
8.1%+34% vs US avg
x
Foreign Born
47.5%+242% vs US avg
x
Single Parent
13.2%+63% vs US avg
x
Disability
18.6%+39% vs US avg
x
Uninsured
2.6%-67% vs US avg
x
SNAP Benefits
14.0%+20% vs US avg
x
Private School
0.0%
x
Recent Births
93.0%+1503% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population7,004
Median age42.6
Poverty rate13.6%
Demographics statistics
Demographics
White91.8%
Hispanic1.4%
Black0.8%
Asian1.0%
Foreign-born47.5%