 The average household size was 2.38 and the average family size was 2.88.In the county, the population was spread out with 22.70% under the age of 18, 4.89% from 20 to 24, 23.85% from 25 to 44, 29.43% from 45 to 64, and 18.03% who were 65 years of age or older.The median age was 43 years.