 The average household size was 2.60 and the average family size was 3.00.In the county, the population was spread out with 26.20% under the age of 18, 7.90% from 18 to 24, 27.70% from 25 to 44, 24.70% from 45 to 64, and 13.60% who were 65 years of age or older.The median age was 37 years.