Demographics in Thurston County
Metro Area
6,716
Population
143,885
Sioux City Metro Area
18
Population Density
28
Median Age
36
Sioux City Metro Area
Age Distribution
Metro Area
Baby Boomers (Age 55+)
27%
35%
Gen X (Age 41-55)
10%
11%
Millennials (Age 20-40)
24%
25%
Gen Z (Age 0-19)
38%
28%
Gender
Male
49%
Female
51%
Race & Ethnicity
Metro Area
White
34%
66%
Asian
1%
2%
Two or more races
2%
3%
Community
Metro Area
Married
42%
51%
Single
43%
32%
Divorced
10%
11%
Widowed
5%
5%
Language
English Only
95%
Spanish
2%
Other Languages
3%
Health Insurance Coverage By Age
Total Coverage
99%
Under 19 years
37%
19 to 60 years
50%
60 years and over
12%
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