31.0% of the population were under the age of 18, 13.1% from 18 to 24, 28.0% from 25 to 44, 20.3% from 45 to 64, and 7.6% who were 65 years of age or older. The median age was 28.5 years. For every 100 females, the population had 94.7 males. For every 100 females ages 18 and older there were 91.0 males.