 The average household size was 2.37 and the average family size was 2.96.The county population contained 25.10% under the age of 18, 5.50% from 18 to 24, 23.70% from 25 to 44, 24.20% from 45 to 64, and 21.60% who were 65 years of age or older.The median age was 42 years.