Nearly 7 million Americans have gone at least a year without making a payment on their federal student loans, a high level of default that suggests a widening swath of households are unable or unwilling to pay back their school debt.

As of July, 6.9 million Americans with student loans hadn’t sent a payment to the government in at least 360 days, quarterly data from the Education Department showed this past week. That was up 6%, or 400,000 borrowers, from a year earlier.

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