 The average household size was 2.31 and the average family size was 2.83.The median age in the city was 46.3 years.20.3% of residents were under the age of 18; 8.2% were between the ages of 18 and 24; 19.5% were from 25 to 44; 25.8% were from 45 to 64; and 26.2% were 65 years of age or older.