 The average household size was 2.50 and the average family size was 3.06.In the county, the population was spread out with 27.60% under the age of 18, 5.90% from 18 to 24, 24.70% from 25 to 44, 23.40% from 45 to 64, and 18.40% who were 65 years of age or older.The median age was 40 years.