 The average household size was 2.51 and the average family size was 3.12.In the city the population was spread out with 30.0% under the age of 18, 10.3% from 18 to 24, 30.4% from 25 to 44, 19.5% from 45 to 64, and 9.9% who were 65 years of age or older.The median age was 32 years.