More student debtors are falling behind on their federal student loans, after three years of declines in late payments—and with no clear explanation, experts aren’t sure whether to take it as a sign of distress or a temporary blip.
The share of Americans at least 31 days late on loans from the U.S. Department of Education ticked up to 18.8 percent as of June 30, up from 18.6 percent the same time last year, new federal data show 1 . About 3.3 million Americans have gone more than a...