 About 34.2% of all households were made up of individuals, and 17.1% had someone living alone who was 65 years of age or older.The average household size was 2.12 and the average family size was 2.69.The median age in the city was 48.1 years; 18% of residents were under the age of 18; 7% were 18 to 24; 21% were 25 to 44; 29% were 45 to 64; and 25% were 65 years of age or older.