 The average household size was 2.57 and the average family size was 3.08.In the county, the population was spread out with 26.90% under the age of 18, 8.00% from 18 to 24, 25.80% from 25 to 44, 23.20% from 45 to 64, and 16.10% who were 65 years of age or older.The median age was 38 years.