 The average household size was 2.66 and the average family size was 3.20.In the county, the population was distributed as 28.50% under the age of 18, 6.50% from 18 to 24, 23.20% from 25 to 44, 25.70% from 45 to 64, and 16.20% who were 65 years of age or older.The median age was 39 years.