 The average household size was 2.37 and the average family size was 2.88.In the city, the population was spread out with 26.2% under the age of 18, 8.9% from 18 to 24, 22.1% from 25 to 44, 21.5% from 45 to 64, and 21.3% who were 65 years of age or older.The median age was 39 years.