 The average household size was 2.45 and the average family size was 2.97.In the county, the population was distributed as 27.90% under the age of 18, 8.20% from 18 to 24, 20.80% from 25 to 44, 22.80% from 45 to 64, and 20.30% who were 65 years of age or older.The median age was 39 years.