 The average household size was 2.53 and the average family size was 3.02.In the county, the population was distributed as 25.20% under the age of 18, 9.20% from 18 to 24, 25.10% from 25 to 44, 24.60% from 45 to 64, and 15.80% who were 65 years of age or older.The median age was 39 years.