 The average household size was 2.55 and the average family size was 3.09.In the city, the population was spread out with 29.0% under the age of 18, 8.0% from 18 to 24, 30.3% from 25 to 44, 19.2% from 45 to 64, and 13.6% who were 65 years of age or older.The median age was 35 years.