Demographics in Butler County
Metro Area
14,376
Population
168,162
Waterloo Metro Area
25
Population Density
44
Median Age
36
Waterloo Metro Area
Age Distribution
Metro Area
Baby Boomers (Age 55+)
43%
34%
Gen X (Age 41-55)
11%
12%
Millennials (Age 20-40)
21%
28%
Gen Z (Age 0-19)
24%
26%
Gender
Male
50%
Female
50%
Race & Ethnicity
Metro Area
White
95%
81%
Asian
1%
2%
Black
1%
7%
Two or more races
1%
3%
Community
Metro Area
Married
61%
47%
Single
23%
36%
Divorced
7%
11%
Widowed
8%
5%
Language
English Only
97%
Spanish
1%
Indo-European
1%
Asian/Islander
1%
Health Insurance Coverage By Age
Total Coverage
98%
Under 19 years
24%
19 to 60 years
53%
60 years and over
21%
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