Consumer credit balances expanded by $US26.0 billion in July.
This was much bigger than the $US17.35 billion expected by economists.
Non-revolving debt, which includes auto loans and student loans, jumped by $US20.6 billion. This was the biggest monthly gain since July 2011.
Revolving debt, which includes credit card balances, climbed by $US5.4 billion.
NOW WATCH: Money & Markets videos
Business Insider Emails & Alerts
Site highlights each day to your inbox.