 The average household size was 2.41 and the average family size was 2.92.In the county, the population was spread out with 22.6% under the age of 18, 7.8% from 18 to 24, 23.8% from 25 to 44, 28.3% from 45 to 64, and 17.6% who were 65 years of age or older.The median age was 42 years.