Demographics in Polk County
505,255
Population
848
Population Density
37
Median Age
Age Distribution
Metro Area
Baby Boomers (Age 55+)
32%
Gen X (Age 41-55)
14%
Millennials (Age 20-40)
28%
Gen Z (Age 0-19)
26%
Gender
Male
50%
Female
50%
Race & Ethnicity
Metro Area
White
73%
Asian
5%
Black
7%
Two or more races
4%
Community
Metro Area
Married
50%
Single
35%
Divorced
11%
Widowed
5%
Language
English Only
85%
Spanish
8%
Indo-European
1%
Asian/Islander
3%
Other Languages
2%
Health Insurance Coverage By Age
Total Coverage
99%
Under 19 years
25%
19 to 60 years
60%
60 years and over
14%
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