 The average household size was 2.22, and the average family size was 2.80.In the city, the population was spread out with 21.7% under the age of 18, 6.5% from 18 to 24, 26.2% from 25 to 44, 25.3% from 45 to 64, and 20.3% who were 65 years of age or older.The median age was 42 years.