 25.70% of all households were made up of individuals and 13.10% had someone living alone who was 65 years of age or older.The average household size was 2.52 and the average family size was 3.03.The county population contained 27.30% under the age of 18, 5.90% from 18 to 24, 25.30% from 25 to 44, 23.60% from 45 to 64, and 18.00% who were 65 years of age or older.