 29.50% of all households were made up of individuals and 15.70% had someone living alone who was 65 years of age or older.The average household size was 2.39 and the average family size was 2.96.The county population contained 25.40% under the age of 18, 7.10% from 18 to 24, 24.50% from 25 to 44, 23.00% from 45 to 64, and 20.00% who were 65 years of age or older.