 28.20% of all households were made up of individuals and 14.70% had someone living alone who was 65 years of age or older.The average household size was 2.45 and the average family size was 3.02.The county population contained 27.60% under the age of 18, 6.50% from 18 to 24, 22.10% from 25 to 44, 22.20% from 45 to 64, and 21.60% who were 65 years of age or older.