sentences:  The average household size was 2.49 and the average family size was 3.06.In the county, the population was spread out with 25.10% under the age of 18, 9.70% from 18 to 24, 36.40% from 25 to 44, 20.30% from 45 to 64, and 8.60% who were 65 years of age or older.The median age was 33 years.