In the county, the age distribution was 28.7% under 18, 14.4% from 18 to 24, 29.2% from 25 to 44, 20.7% from 45 to 64, and 7.0% who were 65 or older. The median age was 30 years. For every 100 females, there were 99.70 males. For every 100 females age 18 and over, there were 97.20 males.
