 In the county, the population was spread out with 34.10% under the age of 18, 9.00% from 18 to 24, 24.50% from 25 to 44, 19.60% from 45 to 64, and 12.70% who were 65 years of age or older.The median age was 31 years.For every 100 females, there were 101.20 males.