 The average household size was 3.11 and the average family size was 3.43.In the city, the population was spread out with 29.4% under the age of 18, 10.7% from 18 to 24, 25.9% from 25 to 44, 23.1% from 45 to 64, and 10.9% who were 65 years of age or older.The median age was 34 years.