 The average household size was 2.39 and the average family size was 2.92.In the county, the population was spread out with 25.40% under the age of 18, 5.30% from 18 to 24, 23.80% from 25 to 44, 27.10% from 45 to 64, and 18.50% who were 65 years of age or older.The median age was 42 years.