sentences:  In the county, the population was spread out with 23.60% under the age of 18, 17.50% from 18 to 24, 29.90% from 25 to 44, 19.40% from 45 to 64, and 9.60% who were 65 years of age or older.The median age was 30 years.For every 100 females there were 90.20 males.