 The average household size was 2.18 and the average family size was 2.77.In the city the population was spread out with 21.0% under the age of 18, 10.1% from 18 to 24, 24.7% from 25 to 44, 25.1% from 45 to 64, and 19.0% who were 65 years of age or older.The median age was 41 years.