 The average household size was 2.58 and the average family size was 3.07.In the city, the population was spread out, with 26.1% under the age of 18, 6.4% from 18 to 24, 28.9% from 25 to 44, 20.8% from 45 to 64, and 17.7% who were 65 years of age or older.The median age was 39 years.