 The average household size was 2.13 and the average family size was 2.50.In the city, the population was spread out, with 15.6% under the age of 18, 4.1% from 18 to 24, 15.9% from 25 to 44, 26.2% from 45 to 64, and 38.1% who were 65 years of age or older.The median age was 58 years.