 The average household size was 2.07 and the average family size was 2.71.The median age in the city was 46.4 years.17.8% of residents were under the age of 18; 8.6% were between the ages of 18 and 24; 21.2% were from 25 to 44; 31.5% were from 45 to 64; and 21% were 65 years of age or older.