 The average household size was 2.48 and the average family size was 3.02.The county population contained 26.00% under the age of 18, 7.60% from 18 to 24, 24.60% from 25 to 44, 24.30% from 45 to 64, and 17.50% who were 65 years of age or older.The median age was 40 years.