 The average household size was 2.36 and the average family size was 2.87.In the city, the population was spread out with 25.7% under the age of 18, 6.1% from 18 to 24, 23.5% from 25 to 44, 24.0% from 45 to 64, and 20.7% who were 65 years of age or older.The median age was 42 years.