 The average household size was 2.55 and the average family size was 3.02.In the county, the population was spread out with 26.80% under the age of 18, 8.30% from 18 to 24, 27.20% from 25 to 44, 23.90% from 45 to 64, and 13.80% who were 65 years of age or older.The median age was 36 years.