 22.90% of all households were made up of individuals and 9.30% had someone living alone who was 65 years of age or older.The average household size was 2.60 and the average family size was 3.05.The county's population contained 26.30% under the age of 18, 10.00% from 18 to 24, 26.80% from 25 to 44, 23.50% from 45 to 64, and 13.30% who were 65 years of age or older.