 The average household size was 2.45 and the average family size was 3.18.In the city the population was spread out with 27.9% under the age of 18, 7.1% from 18 to 24, 22.3% from 25 to 44, 21.1% from 45 to 64, and 21.7% who were 65 years of age or older.The median age was 38 years.