 The average household size was 2.19 and the average family size was 2.88.In the city, the population was spread out with 22.5% under the age of 18, 9.8% from 18 to 24, 25.1% from 25 to 44, 21.2% from 45 to 64, and 21.4% who were 65 years of age or older.The median age was 40 years.