 The average household size was 2.25 and the average family size was 2.90.In the city, the population was spread out with 22.9% under the age of 18, 5.2% from 18 to 24, 22.8% from 25 to 44, 21.1% from 45 to 64, and 28.0% who were 65 years of age or older.The median age was 44 years.