The average household size was 2.39 and the average family size was 3.01. In the county, the population was spread out with 25.40% under the age of 18, 11.20% from 18 to 24, 25.80% from 25 to 44, 21.70% from 45 to 64, and 15.90% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 97.10 males. For every 100 females age 18 and over, there were 91.10 males. In 2017, there were 194 births, giving a general fertility rate of 73.1 births per 1000 women aged 15–44, the eleventh highest rate out of all 72 Wisconsin counties. Additionally, there were no reported induced abortions performed on women of Ashland County residence in 2017. Ashland County is consistently Democratic. It has voted for the Democrat in every presidential election since 1960.