 The average household size was 2.53 and the average family size was 3.00.In the county, the population was spread out with 25.90% under the age of 18, 7.50% from 18 to 24, 26.70% from 25 to 44, 23.90% from 45 to 64, and 16.00% who were 65 years of age or older.The median age was 38 years.