 32.6% of all households were made up of individuals and 17.9% had someone living alone who was 65 years of age or older.The average household size was 2.24 and the average family size was 2.85.The county population contained 23.2% under the age of 18, 4.1% from 18 to 24, 21.7% from 25 to 44, 27.0% from 45 to 64, and 24.1% who were 65 years of age or older.