 The average household size was 2.23 and the average family size was 2.98.In the city, the population was spread out with 27.1% under the age of 18, 4.4% from 18 to 24, 25.3% from 25 to 44, 21.3% from 45 to 64, and 21.8% who were 65 years of age or older.The median age was 40 years.