 The average household size was 2.37 and the average family size was 2.90.In the county, the population was distributed as 23.60% under the age of 18, 6.00% from 18 to 24, 22.60% from 25 to 44, 26.90% from 45 to 64, and 20.90% who were 65 years of age or older.The median age was 43 years.