 The average household size was 2.04 and the average family size was 2.56.In the city, the population was spread out with 22.1% under the age of 18, 6.0% from 18 to 24, 26.2% from 25 to 44, 26.8% from 45 to 64, and 18.8% who were 65 years of age or older.The median age was 42 years.