 The average household size was 3.07 and the average family size was 3.35.In the city, the population was distributed as 29.3% under the age of 18, 8.7% from 18 to 24, 31.6% from 25 to 44, 21.4% from 45 to 64, and 9.0% who were 65 years of age or older.The median age was 33 years.