 The average household size was 2.45 and the average family size was 2.97.In the county, the population was distributed as 16.10% under the age of 18, 10.40% from 18 to 24, 38.20% from 25 to 44, 21.50% from 45 to 64, and 13.80% who were 65 years of age or older.The median age was 36 years.