 The average household size was 2.92 and the average family size was 3.24.In the city, the population was spread out with 30.4% under the age of 18, 11.4% from 18 to 24, 28.7% from 25 to 44, 17.2% from 45 to 64, and 12.3% who were 65 years of age or older.The median age was 29 years.