 In the county, the population was distributed as 22.10% under the age of 18, 12.10% from 18 to 24, 30.60% from 25 to 44, 19.40% from 45 to 64, and 15.80% who were 65 years of age or older.The median age was 37 years.For every 100 females, there were 142.40 males.