 The average household size was 2.29 and the average family size was 2.86.In the city, the population was spread out with 22.8% under the age of 18, 9.5% from 18 to 24, 26.3% from 25 to 44, 21.8% from 45 to 64, and 19.6% 65 years of age or older.The median age was 38 years.