 25.40% of all households were made up of individuals and 13.00% 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 3.14.The county population contained 27.70% under the age of 18, 7.50% from 18 to 24, 27.10% from 25 to 44, 21.30% from 45 to 64, and 16.40% who were 65 years of age or older.