 The average household size was 2.69 and the average family size was 3.19.In the county, the population was distributed as 29.6% under the age of 18, 8.1% from 18 to 24, 24.2% from 25 to 44, 20.8% from 45 to 64, and 17.3% who were 65 years of age or older.The median age was 36 years.