 In the county, the population was spread out with 21.10% under the age of 18, 13.00% from 18 to 24, 31.90% from 25 to 44, 20.00% from 45 to 64, and 14.00% who were 65 years of age or older.The median age was 33 years.For every 100 females there were 142.60 males.