sentences:  The average household size was 2.34 and the average family size was 2.80.In the county, the population was spread out with 22.70% under the age of 18, 6.00% from 18 to 24, 23.20% from 25 to 44, 30.20% from 45 to 64, and 17.90% who were 65 years of age or older.The median age was 44 years.