 The average household size was 2.47 and the average family size was 2.92.In the city, the population was spread out with 16.9% under the age of 18, 21.3% from 18 to 24, 33.7% from 25 to 44, 20.2% from 45 to 64, and 7.9% who were 65 years of age or older.The median age was 34 years.