Credit cards account for just 5.5% of total household debt in the United States. According to Statistic Brain, the average American household debt amounts to $117,951. The average college graduate in the United States owes an estimated $31,509 in student loan debt. In total, American consumers owe an estimated $11.13 trillion in debt. An estimated 41% of Americans in the workforce are currently paying off medical debt in the United States.