 26.50% of all households were made up of individuals and 11.70% had someone living alone who was 65 years of age or older.The average household size was 2.43 and the average family size was 2.92.The county population contained 24.20% under the age of 18, 7.10% from 18 to 24, 26.20% from 25 to 44, 25.80% from 45 to 64, and 16.80% who were 65 years of age or older.