sentences:  The average household size was 2.57 and the average family size was 3.06.In the city, the population was spread out with 29.1% under the age of 18, 8.8% from 18 to 24, 29.0% from 25 to 44, 19.7% from 45 to 64, and 13.4% who were 65 years of age or older.The median age was 34 years.