 The average household size was 2.06 and the average family size was 2.66.The median age in the city was 51.3 years.17.2% of residents were under the age of 18; 5.7% were between the ages of 18 and 24; 16.9% were from 25 to 44; 32.4% were from 45 to 64; and 27.8% were 65 years of age or older.