 The average household size was 2.17 and the average family size was 2.91.In the city, the population was spread out with 23.9% under the age of 18, 7.1% from 18 to 24, 21.0% from 25 to 44, 23.1% from 45 to 64, and 24.9% who were 65 years of age or older.The median age was 44 years.