 The average household size was 2.39 and the average family size was 2.99.In the city, the population was spread out with 25.9% under the age of 18, 8.9% from 18 to 24, 28.2% from 25 to 44, 20.9% from 45 to 64, and 16.1% who were 65 years of age or older.The median age was 36 years.