 25.00% of all households were made up of individuals and 10.80% had someone living alone who was 65 years of age or older.The average household size was 2.56 and the average family size was 3.08.The county population contained 27.70% under the age of 18, 7.80% from 18 to 24, 29.30% from 25 to 44, 21.30% from 45 to 64, and 13.90% who were 65 years of age or older.