 In the county, the population was distributed as 23.40% under the age of 18, 5.40% from 18 to 24, 21.50% from 25 to 44, 28.80% from 45 to 64, and 20.80% who were 65 years of age or older.The median age was 45 years.For every 100 females, there were 97.90 males.