 The average household size was 2.42 and the average family size was 2.92.In the city, the population was spread out with 23.7% under the age of 18, 7.9% from 18 to 24, 26.0% from 25 to 44, 26.7% from 45 to 64, and 15.7% who were 65 years of age or older.The median age was 39 years.