 About 14.1% of families and 18.4% of the population were below the poverty line, including 23.9% of those under age 18 and 19.2% of those age 65 or over.At the 2010 census there were 37,765 people, 15,531 households, and 10,791 families living in the county.The population density was 37 people per square mile (14/km2).