 The average household size was 2.32 and the average family size was 2.89.In the city, the population was spread out with 20.8% under the age of 18, 8.3% from 18 to 24, 25.2% from 25 to 44, 27.0% from 45 to 64, and 18.7% who were 65 years of age or older.The median age was 42 years.