 The average household size was 2.38 and the average family size was 2.92.In the county, the population was spread out with 22.2% under age of 18, 8.5% from 18 to 24, 23.6% from 25 to 44, 29.5% from 45 to 64, and 16.2% who were 65 years of age or older.The median age was 42 years.