 The average household size was 2.92 and the average family size was 3.38.In the county, the population was spread out with 33.80% under the age of 18, 8.40% from 18 to 24, 25.40% from 25 to 44, 22.00% from 45 to 64, and 10.40% who were 65 years of age or older.The median age was 32 years.