 In the city the population was spread out with 31.8% under the age of 18, 9.0% from 18 to 24, 31.2% from 25 to 44, 18.7% from 45 to 64, and 9.3% who were 65 years of age or older.The median age was 31 years.For every 100 females, there were 93.9 males.