 The average household size was 2.41 and the average family size was 2.88.In the county, the population was spread out, with 23.90% under the age of 18, 7.50% from 18 to 24, 26.10% from 25 to 44, 25.10% from 45 to 64, and 17.30% who were 65 years of age or older.The median age was 40 years.