 The average household size was 2.65 and the average family size was 3.07.In the county, the population was spread out with 27.10% under the age of 18, 8.30% from 18 to 24, 30.20% from 25 to 44, 22.30% from 45 to 64, and 12.10% who were 65 years of age or older.The median age was 36 years.